| Trade Term: | FOB,CFR,CIF,DAT |
|---|---|
| Payment Terms: | Paypal, L/C, T/T |
| Place of Origin: | Zhejiang, China (Mainland) |
| Means of Transport: | Ocean, Land |
| Delivery Date: | within 40 days after... |
| Application Voltage Range: | Suitable for 72.5kV-252kV fully enclosed composite electrical appliances and GIS systems |
| Mechanism Types: | Available in spring-operated and electric-operated configurations |
| Compatible Equipment: | SF6 circuit breakers, isolating switches, grounding switches, and GIS assemblies | Operating Mode: | Manual and motorized operation available |
|---|---|---|---|
| Closing Energy Capacity: | Up to 3800J adjustable output energy | Opening Energy Capacity: | Up to 2100J release energy |
| Output Torque Range: | Up to 200N m for electric operating mechanisms | Mechanical Service Life: | Up to 10,000 operation cycles |
| Installation Flexibility: | Vertical, horizontal, or inverted mounting options | Protection Performance: | Dustproof and rainproof enclosure with IP55 protection capability |
Modern power transmission and distribution networks demand highly reliable switching systems capable of operating under demanding environmental and electrical conditions. Operating mechanisms serve as the core driving components of high-voltage switchgear, directly influencing switching accuracy, equipment reliability, and overall grid stability.
Our operating mechanisms are specifically designed for 72.5kV and above fully enclosed composite electrical appliances, including GIS (Gas Insulated Switchgear), SF6 circuit breakers, isolating switches, and grounding switches. Developed through extensive engineering expertise and advanced manufacturing processes, these mechanisms deliver exceptional operational reliability, long mechanical life, and stable performance for utility, industrial, and infrastructure projects worldwide.
The product range includes advanced spring-operated mechanisms and electric operating mechanisms, allowing equipment manufacturers, EPC contractors, utilities, and switchgear integrators to select the most suitable solution according to application requirements.
Fully enclosed composite electrical appliances require operating systems capable of delivering precise force, controlled speed, and reliable switching actions throughout the equipment lifecycle.
These mechanisms are widely used in:
GIS substations
High-voltage transmission networks
Utility power distribution systems
Renewable energy substations
Industrial power plants
Petrochemical facilities
Railway electrification projects
Smart grid infrastructure
Offshore and coastal power installations
By ensuring consistent opening and closing operations, the mechanisms help maintain the performance and safety of high-voltage switching equipment operating at voltage levels ranging from 72.5kV to 252kV.
The CT20A (CT30) spring operated mechanism represents a high-performance solution for SF6 circuit breakers and GIS equipment.
Its innovative design integrates both closing and opening springs while incorporating an intelligent oil buffer system that automatically optimizes the opening and closing characteristic curves.
Key benefits include:
Adjustable closing energy up to 3800J
Opening energy up to 2100J
Mechanical life of 10,000 operations
Stable operation under demanding conditions
High breaking capacity during reclosing operations
Enhanced anti-reverse protection through advanced overrunning clutch technology
Flexible mounting orientations
The mechanism significantly improves reliability while reducing operational stress on circuit breaker components.
The XBJ24 electric operating mechanism is designed for operation of isolating switches and grounding switches in 72.5kV, 126kV, and 252kV fully enclosed composite electrical appliances.
Its motor-driven worm gear transmission system ensures smooth operation and precise positioning.
Features include:
Output torque up to 200N·m
Operation time under 35 seconds
Adjustable output angle from 30° to 330°
Mechanical life of 6,000 operations
Complete anti-misoperation interlocking system
IP55 protection capability
High positioning accuracy within ±1°
The compact structure makes it ideal for modern GIS installations where space efficiency and reliability are critical.
The CT32 spring mechanism is optimized for fast isolating switches and fast grounding switches used in 40.5kV–252kV switchgear systems.
Utilizing spring energy storage and midpoint release principles, the mechanism delivers rapid and dependable operation.
Advantages include:
Energy output from 169J to 244J
Energy storage time below 5 seconds
Mechanical life of 5,000 cycles
Integrated oil buffer technology
Reduced vibration and impact loading
Simple maintenance requirements
Long-term operational stability
This solution is particularly suitable for applications requiring high-speed switching performance.
The CJ34 electric operating mechanism utilizes a worm gear transmission system combined with clutch and travel switch protection.
It is suitable for controlling isolating switches and grounding switches within high-voltage composite electrical systems.
Main advantages include:
Output torque of 128N·m
Mechanical life exceeding 10,000 operations
Reliable electric and manual operation modes
Stable performance under frequent switching conditions
Compact design for efficient equipment integration
Precise output angle control
Its durable construction makes it an excellent choice for utility and industrial installations.
Manufactured in a modern production facility equipped with advanced CNC machining centers, laser cutting equipment, and large-scale hydraulic forming systems, every operating mechanism undergoes strict quality control procedures.
Quality management processes are implemented according to internationally recognized standards to ensure:
Stable operational performance
Consistent manufacturing quality
Long-term durability
Reliable field performance
Reduced maintenance requirements
Enhanced equipment safety
Each mechanism is thoroughly tested before shipment to ensure compliance with customer specifications and project requirements.
For EPC contractors, switchgear manufacturers, utilities, and project developers in Europe and the Middle East, these operating mechanisms offer significant commercial and technical advantages.
Benefits include:
Long service life reduces maintenance costs
High operational reliability minimizes downtime
Flexible customization options
Suitable for harsh environmental conditions
Competitive lifecycle cost
Easy integration with GIS systems
Reliable supply for large-scale projects
Proven performance in high-voltage applications
These characteristics make the mechanisms an ideal choice for utility-grade transmission and distribution infrastructure projects.
High compatibility with 72.5kV–252kV GIS systems
Reliable operation for SF6 circuit breakers and switchgear
Up to 10,000-cycle mechanical lifespan
Adjustable closing energy for optimized performance
Advanced oil-buffer technology reduces impact forces
Compact and space-saving designs
Multiple installation orientations available
IP55 protection options for demanding environments
Supports both manual and electric operation
| Item | Specification |
| Application Voltage | 72.5kV–252kV |
| Rated Voltage | AC/DC 110V, 220V |
| Operating Voltage Range | 65%–120% Rated Voltage |
| Stroke | 100 mm |
| Closing Energy | 3800 J |
| Opening Energy | 2100 J |
| Mechanical Life | 10,000 Cycles |
| Mounting Method | Vertical, Horizontal, Inverted |
| Operation Type | Spring Operated |
| Main Application | SF6 Circuit Breakers, GIS |
| Item | Specification |
| Rated Voltage | AC/DC 110V, 220V |
| Operating Time | <35 s |
| Output Angle | 30°–330° |
| Output Torque | 200 N·m |
| Mechanical Life | 6,000 Cycles |
| Operation Type | Electric |
| Position Indication | Three-Sided Visual Display |
| Protection Rating | Up to IP55 |
| Interlocking System | Five-Prevention Function |
| Application | Isolating & Grounding Switches |
| Item | Specification |
| Weight | 67 kg |
| Dimensions | 262 × 535 × 285 mm |
| Closing/Opening Energy | 169–244 J |
| Output Angle | 60° ±1° |
| Energy Storage Time | ≤5 s |
| Mechanical Life | 5,000 Cycles |
| Motor Model | SBZ804 |
| Rated Power | 360 W |
| Rated Speed | 500 rpm |
| Voltage Range | 85%–110% Rated Voltage |
| Item | Specification |
| Weight | 38 kg |
| Dimensions | 250 × 430 × 185 mm |
| Output Torque | 128 N·m |
| Output Angle | 60° ±1° |
| Operating Time | 5 s |
| Mechanical Life | 10,000 Cycles |
| Motor Model | SBZ804 |
| Rated Power | 240 W |
| Rated Speed | 500 rpm |
| Voltage | AC/DC 110V, 220V |
A: They are designed for 72.5kV–252kV fully enclosed composite electrical appliances, GIS systems, SF6 circuit breakers, isolating switches, and grounding switches.
A: Yes. Output angle, mounting configuration, operating parameters, and interface requirements can be customized according to project specifications.
A: Depending on the model, mechanical life can reach up to 10,000 operating cycles.
A: Yes. Their robust design, sealed structure, and optional IP55 protection make them suitable for harsh climates including high temperatures and dusty environments.
A: Several models provide both manual and motorized operation modes to ensure operational flexibility and emergency control capability.
A: Standard configurations support AC/DC 110V and AC/DC 220V control systems.
A: Yes. They are designed for compatibility with a wide range of GIS and high-voltage switchgear configurations.
A: Products undergo strict manufacturing inspection, performance testing, and operational verification before shipment.
A: Yes. OEM manufacturing, customization, and large-volume project supply are supported for international customers.
A: Utilities, transmission operators, EPC contractors, renewable energy developers, industrial plants, and infrastructure projects frequently use these solutions.
Category: combined electrical apparatus