Ruipu Electric actuator for Valve

Zhejiang Ruipu Thermoelectric Selfcontrol Instrument Co., Ltd.

Company Introduction & Product Portfolio

1. Company Overview

Zhejiang Ruipu Thermoelectric Selfcontrol Instrument Co., Ltd. is a high-tech enterprise located in the Paojiang Industrial Zone, Sanjiang Road, Shaoxing, Zhejiang Province, China. The company specializes in the research, development, production and sales of advanced thermal control instruments and electrical actuators for industrial automation and control systems.

Founded on principles of technical innovation and quality manufacturing, Ruipu has been providing highly reliable control components to customers in industries such as power generation, petrochemicals, HVAC, water treatment, and process automation. Its products are designed to improve precision, enhance operational safety, and simplify system control in demanding industrial environments.

2. Mission & Vision

Ruipu’s corporate mission is to deliver innovative thermal and control solutions that enhance performance across industrial systems. The company strives to meet evolving customer requirements by integrating advanced electrical, electronic and thermal measurement technologies into its product designs. Its vision is to be recognized globally as a leader in thermal control instrumentation and smart actuation solutions.

3. Product Categories & Detailed Models

Zhejiang Ruipu’s product portfolio centers on control actuators, thermal instrumentation, control boxes, and supporting accessories. These products are engineered for precision, durability, and compatibility with industrial control systems.

A. Electric Actuators

Electric actuators are devices that convert electrical energy into mechanical motion, commonly used to control valves in automated process systems. Ruipu’s electric actuators are designed to deliver reliable torque, precise positioning, and long service life.

1. Electronic Electric Actuators

381RSD-800 Electronic Electric Actuator
A robust electronic actuator designed for automatic valve control in industrial systems. Features include stable torque output, responsive operation, and durable mechanical design suitable for continuous duty.

2. Intelligent Electric Actuators

382LSA-20 Intelligent Electric Actuator
This model offers smart control functions and is capable of communicating with remote controllers. It provides enhanced position feedback, adaptive control, and reliability in automation environments.

B. Motorized Control Valves

Motorized pedals and valves equipped with electric actuators provide automated fluid control in piping systems.

1. Explosion-Proof Actuated Valves

ZDRW2 Explosion-Proof Electric Butterfly Valve
Designed for hazardous environments, this valve combines a butterfly valve with an explosion-proof actuator, offering safe and reliable fluid control where safety and compliance are critical.

This product is widely used in chemical processing, oil & gas, and industrial automation where explosion safety standards are required.

C. Control Boxes and Electric Control Panels

Ruipu also produces a range of control boxes and cabinets that serve as the interface between instrumentation and control systems such as PLCs (programmable logic controllers), DCS (distributed control systems), and industrial automation platforms.

1. Power & Control Boxes

These enclosures combine circuitry, protection devices, and command interfaces to manage electrical and electromechanical equipment. Customized configurations support different industrial requirements, including motor control, thermal control and safety interlocks.

Key features include:

Sturdy industrial housings
Integrated safety circuits
Optional remote control interfaces
Modular installation for ease of maintenance

D. Sensors & Thermal Control Instruments

The company’s instrumentation division produces a variety of thermal and electrical sensors used for temperature monitoring, process control, and system diagnostics.

1. Thermoelectric Sensors

Thermoelectric sensors provide accurate temperature measurement and are widely used in heat exchanger systems, furnaces, HVAC plants, and industrial process controls.

While specific model information is not publicly detailed on the site, the range typically includes:

Thermocouples (various types)
Thermal resistance sensors (RTDs)
Temperature transmitters for digital integration into control systems

2. Electrical Control Instruments

These instruments are designed to measure and regulate electrical signals in automation systems. Examples may include current shunts, electrical signal converters, and power controllers that enhance the accuracy and safety of industrial operation.

4. Industry Applications

Zhejiang Ruipu’s products are used across multiple industrial sectors where precision control and automation are essential:

A. Energy & Power

Electric actuators and control systems for turbine bypass valves, cooling system control and boiler automation.

B. Petrochemical & Chemical Processing

Explosion-proof valves and actuators for hazardous substance control, process automation and safety systems.

C. HVAC & Water Treatment

Thermal sensors and control panels to regulate temperature, flow and system performance.

D. General Industrial Automation

Actuators and instruments integrated with PLC/DCS systems to support automated production lines, packaging plants, and test rigs.

5. Quality Assurance & Technical Support

Zhejiang Ruipu’s quality philosophy emphasizes reliability, durability, and compliance with industrial standards. The company integrates quality control into every stage—from design and engineering to production and final testing. Each product undergoes rigorous inspection to ensure performance meets customer specifications and industry safety requirements.

Technical support and after-sales service are also provided to assist customers with product installation, commissioning, and long-term maintenance to ensure optimal system operation.

6. Global Presence & Customer Commitment

While Ruipu primarily serves the Chinese industrial market, its commitment to quality and innovation positions it for broader international engagement. The company continues to explore export opportunities and to build partnerships with global distributors and system integrators seeking reliable automated control solutions.

Summary

Zhejiang Ruipu Thermoelectric Selfcontrol Instrument Co., Ltd. is an established industrial technology company focused on the development and manufacture of electric actuators, control valves, control boxes, and thermal instruments for automation and control systems. Its products are designed to meet the needs of diverse industrial applications requiring high reliability, precision control, and long-term durability.

Lurun Heat Exchange

heat exchanger, lurun

Shandong Lurun Thermal Energy Technology Co., Ltd.

Company Introduction & Product Portfolio

1. Company Overview

Shandong Lurun Thermal Energy Technology Co., Ltd. (hereafter “Lurun Thermal Energy” or “the Company”) is a leading Chinese manufacturer and technology provider in the field of thermal energy equipment, heat exchange technology, and pressure vessel fabrication. Established in 2005 and headquartered in Jinan City, Shandong Province, China, Lurun Thermal Energy has rapidly grown into a nationally recognized engineering enterprise with a focus on advanced heat transfer solutions for industrial and municipal applications.

With a registered capital of 136 million RMB, a manufacturing area of 79,600 square meters, and a modern production facility covering 36,700 square meters, the company is equipped with heavy-duty fabrication workshops, high-precision manufacturing equipment, enterprise cloud-controlled production systems, and professional thermal performance testing platforms. Its facilities and products operate under rigorous quality control and comply with both national and international standards.

Lurun Thermal Energy holds important industry certifications including A1 Grade Pressure Vessel Design & Manufacture, A1–A6 Plate Heat Exchanger Production Certificates, and safety production licenses. The company has also secured internationally recognized certifications such as ASME (American Society of Mechanical Engineers) and AHRI (Air-Conditioning, Heating, and Refrigeration Institute) for specific product lines. This global qualification enables the firm to supply reliable equipment for power plants, district heating systems, industrial processes, and energy management projects both in China and overseas markets.

Over the past two decades, Lurun Thermal Energy has earned numerous industry honors, including recognition as a national “Specialized and Innovative Little Giant” enterprise, a provincial technology leader, a provincial single-champion enterprise, and a gazelle enterprise for rapid growth and innovation potential.

2. Vision & Core Strengths

Mission

Lurun Thermal Energy’s mission is to advance thermal energy efficiency and sustainability by providing high-performance heat transfer and energy conversion systems. The company is committed to enabling better resource utilization, reducing energy waste, and supporting global efforts in energy transition and decarbonization.

Core Competencies

Advanced Engineering & R&D – Proprietary designs for heat exchangers and thermal systems backed by extensive testing and certification results; strong capability in custom system configurations.
Integrated Manufacturing – Seamless in-house fabrication from design to production, ensuring product consistency and reliability.
Quality & Compliance – Certified to national and international standards including ASME and AHRI, ensuring safety, durability, and performance.
Diverse Industry Applications – Solutions tailored for district heating networks, power generation, petrochemical facilities, HVAC systems, and industrial process heating/cooling.
Global Partnerships & Service Support – Collaboration with domestic and international clients supported by professional after-sales service.

3. Product Portfolio & Key Models

Lurun Thermal Energy’s product range centers on heat transfer systems, heat exchangers, and integrated thermal equipment. The following sections provide detailed descriptions of the company’s major offerings.

A. Heat Network Heaters / Thermal Networks

Heat network heaters are core devices in district heating systems, responsible for transferring heat from steam or hot water sources into city heating grids.

Product Features

Designed for high thermal efficiency and reliable long-term operation
Compact structural design with high heat transfer performance
Suitable for thermal networks in urban infrastructure, industrial parks, and energy facilities

Typical Models

Thermal Network Heaters – Standard Series
These units are engineered to meet a range of flow rate and temperature requirements in urban heating systems, integrating durable plate heat exchanger cores and optimized hydraulic pathways. (Exact model numbers vary by heat load requirements)
Steam-Driven Heat Network Heaters
Optimized for steam-to-heat water conversion with reliable performance under high-pressure steam conditions.

B. Plate Heat Exchangers

Plate heat exchangers are high-efficiency thermal transfer devices widely used in HVAC, industrial cooling, and process heating applications. Lurun offers several variants of plate heat exchangers, each tailored to specific thermal exchange needs.

Product Features

High heat transfer coefficient
Large surface area relative to volume
Easy maintenance through modular plate design

Variants & Models

Wide Channel Plate Heat Exchangers
Designed with enhanced flow channels to accommodate viscous media and particulate-rich fluids, suitable for heavy-duty industrial applications.
Rectangular High-Pressure Condensate Coolers
Engineered for high-pressure steam condensate cooling with stable performance under rigorous operating conditions.
Fully Welded Plate Heat Exchangers
Constructed with full weld joints for leak-free performance in demanding scenarios such as chemical processing, thermal oil circuits, and high-pressure applications.
Custom Plate Heat Exchanger Units
Modular designs tailored to customer specifications, including special materials and connection configurations.

C. Heat Exchange Units & Systems

Lurun Thermal Energy also supplies integrated heat exchange units and heat exchange systems that combine core heat transfer components with pumps, valves, sensors, and control systems for turnkey performance.

System Types

Shell-and-Tube Heat Exchange Systems
Reliable solutions for high-capacity thermal exchange in power plants and heavy industrial facilities.
GBZS Series High-Efficiency Intelligent Heat Exchange Units
Intelligent systems equipped with monitoring and control options for optimized performance and energy savings across varied load conditions.

Benefits

Plug-and-play design enabling faster installation
Integrated automation and system diagnostics
Enhancements for operational efficiency and reduced downtime

D. Advanced Absorption Heat Pump Systems

Lurun’s portfolio also includes large temperature-difference lithium-bromide absorption heat pump units, which leverage thermochemical cycles to elevate performance in high-temperature heating scenarios.

Typical Applications

Industrial process heating with wide temperature ranges
Efficient utilization of low-grade heat sources
Sustainable solutions for cutting fossil fuel consumption

System Qualities

Energy-efficient and environmentally friendly design
Lower operating costs through reduced electricity consumption
Enhanced adaptability for industrial thermal networks

4. Market & Industry Applications

Lurun Thermal Energy’s products serve a broad range of markets and sectors:

Urban District Heating Systems – Equipment for central heat distribution networks in cities.
Power Generation & Thermal Plants – Heat transfer systems for auxiliary heating and condensate cooling.
Manufacturing & Industrial Process Facilities – Custom heat exchangers for chemicals, petrochemicals, paper, food processing, and HVAC.
Energy Efficiency Projects – Systems designed to improve thermal performance and reduce energy consumption.

5. Quality Assurance & Certifications

Quality and safety are foundational to Lurun’s operations. The company possesses:

National A1 Grade Pressure Vessel Design and Manufacture License
A1–A6 Plate Heat Exchanger Safety Production Certificates
ASME Certification for pressure vessel and thermal products
AHRI Certification for select heat transfer products

These certifications demonstrate compliance with strict engineering, safety, and performance standards, and enable Lurun’s equipment to meet the demands of global clientele.

6. Company Culture & Future Outlook

Lurun Thermal Energy emphasizes sustainable development, technological innovation, and customer-centric service. Its corporate culture promotes continuous improvement, cross-disciplinary collaboration, and environmentally responsible manufacturing. Looking forward, the company aims to expand its international footprint, develop energy-saving product lines, and further enhance digital production capabilities to support modern smart energy applications.

San-ei Air Hoist VLX100

Sunrui Sodium Hypochlorite Generator

environmental, SUNRUI

SunRui Marine Environment Engineering Co., Ltd. (“SunRui”) is a high-tech integrated engineering company headquartered in Qingdao, Shandong Province, China. Established in 2003, SunRui has developed into a globally recognized provider of advanced environmental engineering solutions, specializing in corrosion control, water treatment technology, and comprehensive marine environment protection systems. It operates across multiple sectors including marine, power generation, petrochemical, municipal water treatment, and industrial processing, delivering tailored products and engineering services worldwide.

SunRui is part of the China State Shipbuilding Corporation (CSSC) group, enabling broad technology collaboration and market reach across Europe, Asia, the Middle East, and the Americas. The company’s technologies have been widely adopted for naval vessels, commercial shipping, offshore platforms, power plants, petrochemical facilities, and municipal water treatment stations. Global customers appreciate SunRui’s robust engineering capacity, extensive after-sales support, and reliable long-term service partnerships.

Mission & Vision

SunRui’s corporate mission is to advance environmental protection and industrial sustainability through innovation. Its core vision is to deliver high-efficiency, high-reliability engineering solutions that support cleaner manufacturing, safer water systems, and greener marine operations. A commitment to research and development has positioned SunRui as a leader in technologies such as ballast water treatment, electro-chlorination, corrosion mitigation, clean exhaust systems, and marine fuel gas supply systems.

Core Competencies

SunRui’s key strengths include:

R&D and Engineering Excellence: Over 40 years of technology development in corrosion control and water management systems, with numerous national and industry standards contributions.
Global Project Delivery: Projects executed in 30+ countries across major markets including China, Japan, Korea, Norway, UK, USA, UAE, and Southeast Asia.
Full-Cycle Capabilities: In-house engineering, manufacturing, commissioning, and lifetime maintenance services for its products globally.
Compliance & Certification: Products and systems supported by ISO management standards, high technology certifications, and long-term performance track records in critical industries.

Product Categories and Detailed Models

SunRui’s product portfolio spans several major industrial categories, each with a range of solutions tailored to customer needs.

1. Electro-Chlorination Systems

Electro-chlorination systems are designed to produce disinfectant (sodium hypochlorite) through the electrolysis of saltwater or brine. These systems are widely used for water sterilization, industrial disinfection, and corrosion mitigation in power plants, municipal facilities, ships, and offshore platforms.

Key Sub-Types & Models

a) Plate-Mesh Type Electro-Chlorination System

Principle: Uses multiple plate and mesh electrode structures for efficient electrolysis of saline water.
Applications: Water disinfection, seawater conditioning, plant effluent treatment.
Representative Models:
- SRSM-30/6 — Small-scale production (approx. 0.57 kg/h Cl₂)
- SRSM-120/6 — Mid-range capacity
- SRSM-320/6 — Higher production output
- SRSM-300/3, SRSM-330/1 — Alternative configurations for different flow rates
- SRSM-400/1 — Enhanced capacity for larger installations

b) Tubular-Plate Type Electro-Chlorination System

Offers improved hydraulic performance and ease of maintenance. Suitable for continuous large-scale operation in industrial water treatment facilities.

c) Drinking Water Disinfection System

Converts saltwater into a sodium hypochlorite solution with concentrations up to 10,000 ppm for potable water safety applications.

2. Water Treatment Systems

These systems focus on the purification, desalination, and disinfection of seawater and inland water sources. They serve municipal water plants, industrial facilities, and shipboard freshwater generation.

Primary Systems

Seawater Desalination System: Employing reverse osmosis (RO) for seawater conversion to fresh water.
Demineralization Systems: Ion exchange or membrane solutions for high-purity industrial water.
Municipal Drinking Water Systems: Ensuring treated water meets health and safety standards.
Industrial Water Clarification & Filtration Solutions: For process water in factories and power plants.

3. Marine Environmental Protection Equipment

This category addresses global emissions regulations and sustainable marine operations, featuring advanced technologies for ballast treatment, exhaust gas cleaning, fuel systems, and decarbonization equipment.

Product Families

a) Ballast Water Management Systems (BalClor®)

BalClor® BWMS: Combines mechanical filtration and electrolysis to treat ballast water in compliance with IMO requirements. Systems include filtration units, electrolysis reactors, and neutralization modules.

b) Exhaust Gas Cleaning Systems (EGCS) & SCR Systems

SOxFree® EGCS: Marine scrubber systems for removing sulfur oxides from ship exhaust.
NOxFree® SCR: Selective Catalytic Reduction units to reduce nitrogen oxide emissions.

c) Fuel Gas Supply Systems (GasLink® Series)

The GasLink® family provides integrated solutions for marine dual-fuel and alternative fuel vessels:

Low-Pressure FGSS: 10–14 barG supply for main engines and generators.
High-Pressure FGSS: 200–300 barG supply for high-demand power systems.
Pump-Pressurized & Self-Pressurized Variants: For different ship types and operating profiles.

Other GasLink® solutions include:

LFSS: Methanol Fuel Supply System for methanol dual-fuel applications.
AFSS: Ammonia Fuel Supply System targeting zero-carbon fuel adoption.
OCCS: Onboard Carbon Capture and Storage systems for CO₂ emissions reduction.

4. Corrosion Control Products

SunRui’s corrosion portfolio includes cathodic protection systems, sacrificial anodes, reference electrodes, and impressed current solutions applicable to marine, offshore, and buried metal structures.

Systems & Components

Sacrificial Anodes: Designed in multiple geometries (jacket, bracelet, claw) for offshore platforms and ship hulls.
Impressed Current Cathodic Protection (ICCP) Rectifiers: Provide controlled DC power for long-term corrosion mitigation.
Reference Electrodes & Auxiliary Anodes: For system monitoring and auxiliary protection.

SPERI Roller

POWER ROLLER

Shanghai Power Equipment Research Institute Inlet Support Roller for Gravimetric coal feeder

Sanei air hoist VLX25

Shandong Huadong Blower

blower, CHINA

Shandong Huadong Blower Co., Ltd. (hereinafter referred to as Huadong Blower) is a professional manufacturer and solution provider specializing in industrial blower and compressor technologies based in Zhangqiu District, Jinan City, Shandong Province, China. With over three decades of experience in the blower industry, the company has established itself as a technology-driven enterprise with advanced precision manufacturing capabilities and comprehensive after-sales support.

Founded in 2010, with roots in blower business since 2007, Huadong Blower covers an expansive manufacturing area in excess of 100,000 square meters, including more than 45,000 square meters of standard workshop space equipped with over 100 CNC machines and advanced testing equipment. The company employs over 400 skilled professionals, including a strong technical team composed of doctoral and master’s degree researchers, ensuring continuous innovation and product excellence. Its operations are supported by internationally recognized quality systems and certifications, including ISO9001 Quality Management System, CE certification, and other global standard compliance.

Huadong Blower has developed a reputation for reliability, high performance, and durable industrial machinery. Its products are used across a broad spectrum of sectors, including wastewater treatment, chemical processing, cement, pneumatic conveying, metallurgy, aquaculture, electric power, paper production, and food industries. By adhering to the principle of “Customer Supreme, Quality First,” the company continues to expand its global footprint while delivering superior technical solutions to meet customer demands around the world.

Mission & Vision

Huadong Blower’s mission is to deliver energy-efficient, reliable blower and compressor solutions that support industrial productivity and environmental sustainability. Its vision is to lead the blower industry through innovation, quality manufacturing, and customer-oriented service, while contributing to global industrial modernization.

Main Product Categories

The company’s product portfolio spans several major families of industrial mechanical equipment, each engineered to meet diverse functional requirements in airflow and vacuum handling systems:

1. Roots Blowers

Roots blowers are positive displacement machines designed to deliver large volumes of gas at stable pressures. They are widely used in wastewater aeration, pneumatic conveying systems, aquaculture, chemical plants, power generation, metallurgy, and other industrial processes where high performance and reliability are essential.

Key sub-types include:

HDSR Series 3-Lobe Roots Blower – Standard three-lobe design with pressure range from 9.8 to 98 kPa and capacity up to 198.1 m³/min; ideal for general industrial aeration and pneumatic conveying applications.
HDSR-MJ Compact Roots Blower – Compact structure for installations with space constraints while maintaining high airflow performance.
HG Series 3-Lobe Roots Blower – Features high rotary speed and air cooling, designed for demanding continuous operation environments.
HDLH Series Roots Blower – A range tailored for aquaculture and other specific applications requiring variable pressure requirements.
HDR Series 2-Lobe Roots Blower – Large capacity model with efficient displacement characteristics for heavy-duty industrial processes.
HTR Double Stage Roots Blower – Produces high pressure rise up to 196 kPa through a two-stage configuration.

Each Roots blower type is engineered for durability, low noise operation, and minimal maintenance. They are also available in multiple configurations including horizontal, vertical, positive, and negative pressure installations to suit a wide range of applications.

2. Roots Vacuum Pumps

Roots vacuum pumps are specialized positive displacement pumps capable of creating and maintaining high vacuum environments. These units serve industries such as vacuum pneumatic conveying systems, vacuum casting systems, power plants, cement manufacturing, and food processing lines.

Representative models include:

HDSR-V Roots Vacuum Pump – Vacuum range from -9.8 to -79.9 kPa with airflow up to 136.6 m³/min; designed for medium vacuum duties.
HDLH-V Roots Vacuum Pump – More extensive vacuum range from -1000 to -5000 mmAq suitable for deeper vacuum requirements.
HG-V Roots Vacuum Pump – High rotary speed version tailored for fast-cycle vacuum applications.

These pumps are characterized by stable vacuum delivery, robust design, and efficient operation in continuous production environments.

3. Gas Blowers & Special Applications

In addition to Roots series products, Huadong Blower’s offerings include specialized gas blowers and biogas handling units for clean energy and waste gas applications. These include:

Biogas Blowers – Used in landfill systems, palm oil mill effluent treatment (POME), livestock farms (pig and chicken farms), and environmental waste gas systems; designed for zero leakage, corrosion resistance, and explosion-proof performance.
Aquaculture Farm Aeration Blowers – Tailored compressors for fish and shrimp pond aeration with water depth pressure ratings and efficient oxygen delivery.

4. MVR (Mechanical Vapor Recompression) Steam Compressors

MVR steam compressors are advanced units used in industrial wastewater treatment and thermal recovery systems. These devices recycle vapor energy through mechanical recompression, offering energy-saving solutions for industries like chemical processing, food and beverage production, pharmaceutical manufacturing, and milk processing.

MVR Series Steam Compressor – Stainless steel body options (SS304, SS316L, SS2205) with pressure range 9.8–98 kPa and capacity up to 216 m³/min; engineered for durability and thermal efficiency.

Applications & Industries

Huadong Blower products are designed to operate in demanding industrial environments and have proven performance in the following sectors:

Wastewater Treatment & Aeration Systems
Chemical & Petrochemical Processing
Metallurgical & Steel Production
Electric Power & Energy Plants
Pneumatic Conveying & Material Handling
Paper & Pulp Industry
Food & Beverage Manufacturing
Aquaculture & Fish Farming

Quality Assurance & Certifications

Huadong Blower has implemented strict quality control systems and achieved numerous certifications to meet international standards. Its manufacturing processes adhere to ISO9001 quality management and the products often carry CE and other safety certifications recognized in global markets. These qualifications underpin Huadong Blower’s commitment to excellence, reliability, and customer satisfaction.

SAN-EI AIR HOIST VLX VMX VHX

air hoist, main, san-ei

SEIKI SEISAKUSHO Co., Ltd. (株式会社三栄精機製作所), a Japanese manufacturer specializing in pneumatic machinery using compressed air as a power source. The company has over 100 years of experience in air-powered equipment, emphasizing durability, performance, operability, and suitability for harsh environments (e.g., explosive gases, dust, high temperatures, humidity). Their air hoists are vane-type pneumatic chain hoists, known for explosion-proof safety (no sparks), 100% duty cycle (continuous operation), variable speed control via pendant or string, compact/lightweight design, reliable mechanical/pneumatic braking, and optional oilless (oil-free) versions.

Air hoists are ideal for industries requiring safe lifting in hazardous areas, such as chemical plants, mining, painting booths, foundries, and general heavy manufacturing. They support custom configurations (e.g., all-air cranes, special lifts) and can operate on nitrogen (N2) or other gases upon consultation.

Product Categories (Main Series for Air Hoists)

The air hoist lineup is divided into four primary series: VLX, VMX, VHX, and GLX. All use rotary vane air motors, load chains (manganese alloy steel), and robust materials (aluminum/iron castings, chrome-molybdenum steel gears, etc.). Key differences lie in operation method (pendant vs. pull-cord/string), lift height limits, and optional features like chain buckets.

VLX Series
- Operation: Pendant control only (pendant-style with push-button speed control).
- Key Features: Standard series for general use; compact, lightweight, precise variable speed (via pendant pressure), reliable braking.
- Max Lift Height: VLX25 and VLX50: up to 20 m; VLX100: up to 10 m.
- Typical Capacities: 0.25 t (250 kg), 0.5 t (500 kg), 1 t (1000 kg).
- Specific Models/Variants:
  - VLX25 (e.g., VLX25LP-PR, VLX25LP-MR, VLX25LP-GR)
  - VLX50 (e.g., VLX50LP-PR, VLX50LP series)
  - VLX100 (e.g., VLX100LP-MR)
VMX Series
- Operation: Both pull-cord (string) and pendant control available.
- Key Features: Similar to VLX but with flexible control options; suitable for applications needing quick manual string operation or remote pendant.
- Max Lift Height: VMX100: up to 20 m; VMX200: up to 10 m.
- Typical Capacities: 1 t (1000 kg), 2 t (2000 kg).
- Specific Models:
  - VMX100
  - VMX200
VHX Series
- Operation: Both pull-cord (string) and pendant control.
- Key Features: Includes standard steel chain bucket (iron bucket or high-durability synthetic canvas "Tredak" for chain storage); designed for cleaner operation and chain protection.
- Typical Capacities: Similar to VMX/VLX range (0.5–2 t or custom).
- Specific Models: VHX series (variants not always numbered separately; often tied to capacity like VHX100, etc.).
GLX Series
- Operation: Pendant control only.
- Key Features: Geared or trolley-compatible (various trolleys as options: plain, geared, motorized); suited for monorail or overhead crane integration.
- Specific Models:
  - GLX20LP (example shown in docs, ~0.2–0.5 t range)
  - Other GLX variants for higher capacities or custom setups.

Additional Notes on Models and Options

Capacities Overall: Commonly 0.25 t to 2 t (250 kg–2000 kg), with examples up to 2.9 t in custom/introduced cases (e.g., 0.5 t and 2.9 t for all-air cranes).
Control Types: Pendant (push-button for variable speed), pull-string (cord for direct manual), or combined.
Trolley Options (often for GLX or add-ons): Plain trolley, geared trolley, motorized trolley; hook-on or rigid connection.
Special/Custom: Oilless hoists, explosion-proof enhancements, chemical plant specials, all-air crane systems.
Accessories: Air filters, regulators, lubricators, hoses, bumpers, etc., recommended for installation.

Xian Sima Motor

motor, SIMA

Xi'an Sima Motor Co., Ltd. (also known as Xi'an Taifu sima Motor Co., Ltd. or SIMO Electric Motor), headquartered in Xi'an, Shaanxi Province, China, is a leading large-scale enterprise specializing in the design, manufacturing, and sales of medium to large-sized high and low voltage AC and DC motors, synchronous motors, explosion-proof motors, and high/low voltage electrical complete sets. Founded in 1955, the company boasts over 68 years of history in motor manufacturing, research, development, and technical services. With more than 1,500 employees, it has served over 8,000 customers and completed more than 200 development projects.

The "Sima" brand has established a strong reputation in China's motor industry. The company holds key certifications including ISO9001 for quality management, ISO14001 for environmental management, and ISO45001 for occupational health and safety. It was among the first in the industry to achieve ISO9001 certification in 1995 (updated to ISO9001-2000 in 2005), along with environmental and safety standards in 2006, as well as international CE, UL, and China's CCC certifications. Recognized as a top performer, it has ranked among China's top 500 machinery enterprises and high in the electrical industry, earning awards for famous brand products and exempted status in certain regions.

SIMO focuses on providing comprehensive solutions, including motor selection, customization, maintenance, repair, capacity enhancement, energy-saving retrofits, spare parts supply, and on-site technical support. Its products power demanding applications in industries such as mining, coal operations, compressors, pumps, fans, heavy manufacturing, metallurgy, petrochemicals, power generation, water treatment, and general industrial automation. The brand emphasizes high reliability, energy efficiency, durability under harsh conditions, and adaptability to variable frequency drives or pulsating loads.

The company's product portfolio encompasses 34 major series, 89 major categories, and over 1,800 varieties, covering high-voltage motors (typically for powers from hundreds of kW to MW levels), DC motors (for precise speed control in heavy-duty uses), high-efficiency energy-saving motors (IE3/IE4 compliant or equivalent), explosion-proof motors (for hazardous environments like mines and explosive gases), synchronous motors, and complete electrical systems. While not focused on precision servo or stepper motors (common in motion control), SIMO excels in industrial-grade large and medium motors for continuous operation, high torque, and rugged environments.

Product Categories and Specific Models

1. High-Voltage Motors (High Voltage Three-Phase Asynchronous Motors)

These form the core of SIMO's offerings, designed for high-power industrial drives with excellent efficiency, low noise, and compatibility with variable frequency operation. They include squirrel-cage and wound-rotor types, air-cooled or water-cooled variants.

YX Series — High-efficiency high-voltage three-phase asynchronous motors.
YXKK Series — High-efficiency high-voltage three-phase asynchronous motors (enclosed air-to-air cooled).
YXKS Series — High-efficiency high-voltage three-phase asynchronous motors (enclosed air-to-water cooled).
YVF2 Series — High-voltage variable frequency three-phase asynchronous motors.
YJTKK Series — High-voltage variable frequency three-phase asynchronous motors.
YXVF Series — High-efficiency high-voltage variable frequency speed control motors.
YR Series — High-voltage wound-rotor three-phase asynchronous motors.
YRKK Series — High-voltage wound-rotor three-phase asynchronous motors (enclosed air-to-air cooled).
YRKS Series — Wound-rotor high-voltage motors (air-to-water cooled).

Typical applications: Compressors, pumps, fans, crushers in mining and heavy industry.

2. High-Efficiency Energy-Saving Motors

Focused on reducing energy consumption while maintaining high performance, these comply with national efficiency standards and are suitable for general industrial use.

YE3 Series — High-efficiency three-phase asynchronous motors (IE3 level).
YX Series (cross-listed) — Efficient high-voltage variants.
YXKK / YXKS Series (cross-listed) — High-efficiency high-voltage models.

These motors emphasize low losses, long service life, and integration with modern drives for energy savings in pumps, fans, and conveyors.

3. Explosion-Proof Motors

Designed for hazardous areas (e.g., coal mines, chemical plants) with flameproof (Ex d) or increased safety features, meeting GB standards for explosion protection.

YB3 Series — Flameproof three-phase asynchronous motors for mining.
YBK3 Series — Flameproof three-phase asynchronous motors for underground coal mines.
YBX3 Series — Flameproof ultra-high-efficiency three-phase asynchronous motors.
YBX4 Series — Flameproof ultra-high-efficiency three-phase asynchronous motors.
YBX5 Series — High-efficiency explosion-proof motors.
YBE2 / YBE3 Series — High-efficiency explosion-proof motors.
YBBP Series — Variable frequency speed control explosion-proof motors.
YBX2 Series — High-voltage flameproof high-efficiency three-phase asynchronous motors.

These are rugged for dusty, gaseous, or explosive environments, with certifications for mine safety.

4. DC Motors

SIMO offers a range of DC motors for applications requiring precise speed/torque control, such as rolling mills, cranes, and heavy machinery. They feature laminated frames for better thermal performance and adaptability to rectifier supplies.

Z Series — General-purpose DC motors (e.g., Z355-1A example).
Z4 Series — Octagonal laminated structure DC motors (center height 100–355 mm), suitable for pulsating currents and rapid load changes.
ZDT2 Series — Advanced DC motors using latest technology for improved performance.
ZTP Series — DC auxiliary motors for railway locomotives and EMUs.

These provide high starting torque, wide speed range, and reliability in heavy-duty scenarios.

5. Synchronous Motors

Mentioned in the portfolio for applications needing constant speed or power factor correction, though specific series are less detailed on the site.

General synchronous motors for industrial drives, often paired with excitation systems.

6. High and Low Voltage Electrical Complete Devices

Complete sets including switchgear, control panels, compensation cabinets (e.g., for reactive power), and integrated drive systems.

Power compensation cabinets and related electrical assemblies for motor control and efficiency.

SIMO's strength lies in customization, technical support, and after-sales services like motor rewinding, upgrades for energy efficiency, and on-site diagnostics. The company continues to innovate in high-performance motors for compressors, mining equipment, and energy-intensive sectors, positioning itself as a reliable partner for industrial power solutions in China and beyond.

HENAN HUANGHE EXPLOSION-PROOF CRANE and Spare parts

CRANE

HENAN HUANGHE EXPLOSION-PROOF CRANE CO., LTD. — Company & Product Overview

Henan Huanghe Explosion-Proof Crane Co., Ltd. is a Chinese manufacturer specializing in explosion-proof lifting and handling equipment for hazardous and industrial environments. The company was established in 1992 and is based in Changyuan City, Henan Province, within the Nanpu Crane Industrial Park. Its core business includes the design, manufacture, sales, installation, and technical support of explosion-proof mechanical equipment for factories, chemical plants, coal mines, and other hazardous areas requiring safety-certified equipment.

Company Profile

Company Name: Henan Huanghe Explosion-Proof Crane Co., Ltd.
Founded: 1992
Location: Changyuan City, Henan Province, China
Business Scope: Design, production, and sales of explosion-proof cranes and related equipment, plus installation, maintenance and after-sales service
Industry Focus: Explosion-proof lifting equipment for hazardous environments, industrial plant and safety applications

Main Product Categories & Representative Types

1. Explosion-Proof Cranes

Heavy lifting and material handling cranes designed with explosion-proof features for use in hazardous environments (such as petrochemical plants and coal mines).

Product Types

Explosion-proof overhead cranes
Explosion-proof gantry cranes
Explosion-proof jib cranes

Typical Applications

Industrial workshops
Chemical processing plants
Hazardous area material handling

2. Explosion-Proof Electric Hoists

Electric hoists engineered for lifting and lowering loads in explosive or flammable atmospheres, incorporating safety features to prevent ignition.

Product Types

Explosion-proof chain electric hoists
Explosion-proof wire rope hoists

Typical Applications

Loading and unloading stations
Assembly lines
Hazardous logistics

3. Explosion-Proof Winches

Heavy-duty winches with explosion-proof electrical systems for pulling, tensioning and positioning loads.

Product Types

Explosion-proof cable winches
Explosion-proof drum winches

Typical Applications

Mining operations
Offshore petrochemical platforms
Bulk material handling

4. Explosion-Proof Cable Reels

Cable reels designed to manage power and control cables safely in explosive environments.

Features

Explosion-proof design for hazardous zones
Automatic cable winding mechanism
Reinforced construction suitable for industry

Applications

Power supply systems for explosion-proof cranes
Long-reach power distribution systems

5. Explosion-Proof Electromagnetic Chucks

Magnetic clamping devices with explosion-proof certification, used for holding metal workpieces in machining and handling operations.

Features

Safe magnetic holding power in hazardous areas
Explosion-proof electrical enclosure

Applications

Metal fabrication
Industrial clamping processes

6. Explosion-Proof Electrical Equipment

A range of explosion-proof electrical control devices and accessories used in conjunction with lifting equipment and industrial systems.

Typical Types

Explosion-proof control panels and switches
Explosion-proof motors
Explosion-proof electrical housings and junction boxes

7. Explosion-Proof Air Conditioning & Ventilation

Specialized HVAC units designed for safe operation in explosive atmospheres, providing cooling and air circulation while ensuring safety compliance.

Product Types

Explosion-proof air conditioners
Explosion-proof ventilators

Industry Applications

Henan Huanghe Explosion-Proof Crane’s products are used in environments and sectors where safety, explosion risk, and regulatory compliance are critical:

Petrochemical plants and refineries
Oil & gas processing facilities
Chemical manufacturing factories
Coal mining and energy production sites
Hazardous industrial warehouses and processing workshops

Product Advantages

Explosion-proof safety: All products are engineered and certified for use in Class I, II, and III explosive atmospheres where flammable gases, vapors, and dust may be present.
Robust industrial design: Heavy-duty build quality suitable for demanding material handling and lifting tasks.
Integrated solutions: Combined product range supports full system integration for industrial lifting, electrical control, and hazardous area environment management.
After-sales support: Installation, maintenance and technical services are part of the company’s customer support offerings.

Example Product List Highlights

Category	Product Type	Application
Explosion-Proof Cranes	Overhead, Gantry, Jib Cranes	Hazardous area lifting
Explosion-Proof Hoists	Chain Hoist, Wire Rope Hoist	Material handling
Explosion-Proof Winches	Cable / Drum Winches	Heavy pulling & tensioning
Explosion-Proof Cable Reels	Power Reels	Cable management in hazardous zones
Explosion-Proof Electromagnetic Devices	Magnetic Chucks	Workpiece holding in explosive environments
Explosion-Proof Electrical Equipment	Motors, Panels, Switches	Industrial control & safety
Explosion-Proof HVAC	Air Conditioners & Ventilators	Safe ventilation & climate control

Conclusion

Henan Huanghe Explosion-Proof Crane Co., Ltd. is a specialized industrial equipment manufacturer focused on explosion-proof lifting, electrical, and auxiliary systems. The company’s integrated product portfolio serves demanding industrial applications, particularly in hazardous environments where safety and compliance are critical. Its offerings range from cranes and hoists to electrical equipment and HVAC solutions designed for explosion-prone spaces.

Explosion-proof Crane Series

Used in hazardous environments such as chemical plants, oil depots, warehouses, and explosive gas areas.

1. Explosion-proof Electric Hoists

BX Series Explosion-proof Electric Hoist
BXX Series Explosion-proof Electric Hoist
BXK Series Explosion-proof Electric Hoist

These are typically used for light-duty lifting and material handling.

2. Complete Explosion-proof Cranes

Explosion-proof European Type Single Girder Crane
Explosion-proof European Type Double Girder Crane
Suspension Type Explosion-proof Crane
Explosion-proof Gantry Crane

(Capacity is generally customized according to tonnage requirements.)

2️⃣ Explosion-proof Electrical Control Series

This category includes the product shown in your photo.

1. Explosion-proof Push Buttons / Control Buttons

BAK Series Explosion-proof Control Buttons
- BAK61
- BAK62
- BAK63

Example:
BAK63 Explosion-proof Push Button

Rated Voltage: 36V
Rated Current: 5A
Protection Level: IP65
Explosion Marking: Ex d e IIC T4 Gb / Ex tD A21 IP65 T130°C

2. Explosion-proof Control Boxes

Multi-button control stations
Integrated emergency stop control boxes
Combined operation panels

3. Explosion-proof Selector Switches

Rotary type selector switches
Forward / Reverse switches
Multi-position control switches

3️⃣ Explosion-proof Control Systems

Explosion-proof PLC Control Cabinets
Explosion-proof Frequency Converter Cabinets
Explosion-proof Integrated Control Panels

These are usually supplied together with cranes or lifting systems as a complete control solution.

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