Product DescriptionThe THVM on-load tap-changer is suitable for voltage regulation of power transformers or industrial transformers with rated voltages of 35 kV, 63 kV, 110 kV, 150 kV and 220 kV, with a maximum rated through-current of 800 A for three-phase and 1500 A for single-phase, and with a frequency of 50 Hz, by means of a change of the tap position of the regulating coil under load.
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Byword1. can realize electric energy storage.2. can realize electric opening and closing.3. can allow automatic reclosing.4. with mechanical anti-tripping device.Usage ScenariosGeneral: Indoor/OutdoorAmbient air humidity: upper limit +60℃, lower limit -30℃.Altitude not exceeding 3000m.Wind pressure not exceeding 700Pa (equivalent to a wind speed of 34m/s)No fire, explosion danger, serious filth, no corrosive gas, no violent vibration occasions.Special: can be customized according to the actual needs, such as: high altitude, low temperature, heat, humidity, etc.
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Product DescriptionTHV on-load tap-changers are suitable for power transformers with rated voltages of 35 kV and 63 kV, maximum rated through-currents of 350 A and 500 A for three-phase and 350 A for single-phase, and a rated frequency of 50 Hz, and are used to change the tap position of the regulating coil to achieve the purpose of regulating the voltage in the load state. The THV on-load tap-changer is a composite structure that combines the functions of a diverter switch and a tap selector to form a selector switch that assumes both tap selection and load current switching.
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Product DescriptionZW20 series outdoor vacuum circuit breaker adopts vacuum extinguisher and SF6 gas as insulation medium, it is the improved product of ZW20 column vacuum circuit breaker. The case adopts the gas sealing, explosion-proof and insulating structure technology of VSP5 introduced from abroad, and the inlet and outlet conduits are also improved in sealing performance, with excellent overall sealing performance.
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Byword1. can realize manual and electric energy storage.2. can realize manual and electric breaking and closing. 3. can realize slow breaking and closing function.4. can allow automatic reclosing 5.
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Product descriptionThe CJ8-6 operating mechanism can be used to close and open ZF23-126, ZF□-126, as well as disconnectors, earth switches and load switches, with torque requirements comparable to those of the above mentioned switches.The mechanism has three stations. One mechanism can operate one disconnecting switch and one earthing switch for closing and breaking of the disconnecting switch as well as closing and breaking of the earthing switch. The mechanism has both manual and electric operation modes.Operating conditions1. Ambient air temperature: upper limit +60℃, lower limit -30.2.
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Output torque 100-252N-m (both available)Output angle 60-300°(both available)Voltage range DC110V, DC125, DC220V
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Output torque 100-252N-m (both available)Output angle 60-300°(both available)Voltage range DC110V, DC125, DC220V
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Output torque 100-252N-m (both available)Output angle 60-300°(both available)Voltage range DC110V, DC125, DC220VGeneral: Indoor/OutdoorAmbient air humidity: upper limit +60℃, lower limit -30℃.Altitude not exceeding 3000m.Wind pressure not exceeding 700Pa (equivalent to a wind speed of 34m/s)No fire, explosion danger, serious filth, no corrosive gas, no violent vibration occasions.Special: can be customized according to the actual needs, such as: high altitude, low temperature, heat, humidity, etc.
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Output torque 100-252N-m (both available)Output angle 60-300°(both available)Voltage range DC110V, DC125, DC220VGeneral: Indoor/OutdoorAmbient air humidity: upper limit +60℃, lower limit -30℃.Altitude not exceeding 3000m.Wind pressure not exceeding 700Pa (equivalent to a wind speed of 34m/s)No fire, explosion danger, serious filth, no corrosive gas, no violent vibration occasions.Special: can be customized according to the actual needs, such as: high altitude, low temperature, heat, humidity, etc.
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Output torque 100-252N-m (both available)Output angle 60-300°(both available)Voltage range DC110V, DC125, DC220VGeneral: Indoor/OutdoorAmbient air humidity: upper limit +60℃, lower limit -30℃.Altitude not exceeding 3000m.Wind pressure not exceeding 700Pa (equivalent to a wind speed of 34m/s)No fire, explosion danger, serious filth, no corrosive gas, no violent vibration occasions.Special: can be customized according to the actual needs, such as: high altitude, low temperature, heat, humidity, etc.
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Output torque 100-252N-m (both available)Output angle 60-300°(both available)Voltage range DC110V, DC125, DC220VGeneral: Indoor/OutdoorAmbient air humidity: upper limit +60℃, lower limit -30℃.Altitude not exceeding 3000m.Wind pressure not exceeding 700Pa (equivalent to a wind speed of 34m/s)No fire, explosion danger, serious filth, no corrosive gas, no violent vibration occasions.Special: can be customized according to the actual needs, such as: high altitude, low temperature, heat, humidity, etc.
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Output torque 100-252N-m (both available)Output angle 60-300°(both available)Voltage range DC110V, DC125, DC220V
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Product DescriptionThe CT17 spring operating mechanism adopts a clamp type structure, with the energy storage motor and driving part, closing cam and connecting rod, auxiliary switch, etc. arranged in the middle of the left and right side plates, ensuring reasonable force and good stability of each part. The closing spring, wiring terminal, and travel switch are arranged on the outer side of the side panel for easy maintenance and replacement.
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Output torque 100-252N-m (both available)Output angle 60-300°(both available)Voltage range DC110V, DC125, DC220VGeneral: Indoor/OutdoorAmbient air humidity: upper limit +60℃, lower limit -30℃.Altitude not exceeding 3000m.Wind pressure not exceeding 700Pa (equivalent to a wind speed of 34m/s)No fire, explosion danger, serious filth, no corrosive gas, no violent vibration occasions.Special: can be customized according to the actual needs, such as: high altitude, low temperature, heat, humidity, etc.
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Product DescriptionThe CT17 spring operating mechanism adopts a clamp type structure, with the energy storage motor and driving part, closing cam and connecting rod, auxiliary switch, etc. arranged in the middle of the left and right side plates, ensuring reasonable force and good stability of each part. The closing spring, wiring terminal, and travel switch are arranged on the outer side of the side panel for easy maintenance and replacement. The main shaft has rolling bearings at both ends, which are flexible in rotation and have high transmission efficiency.
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Product DescriptionThe main hydraulic components of CYD-8 series hydraulic disc spring actuator include combined disc spring, working cylinder, control valve, oil pump motor, energy storage cylinder, travel switch, safety valve, high-pressure oil drain valve, low-pressure oil tank, connecting seat and other components; adopting the disc spring as the energy storage component, the disc spring has excellent force characteristics, is not affected by the ambient temperature, the stored energy is large, and the force characteristics are smooth.
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Product DescriptionThe main hydraulic components of CYD-8 series hydraulic disc spring actuator include combined disc spring, working cylinder, control valve, oil pump motor, energy storage cylinder, travel switch, safety valve, high-pressure oil drain valve, low-pressure oil tank, connecting seat and other components; adopting the disc spring as the energy storage component, the disc spring has excellent force characteristics, is not affected by the ambient temperature, the stored energy is large, and the force characteristics are smooth.
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Product DescriptionIt has a rotating arc extinguishing method that utilizes the electromagnetic force generated by the current flowing in the main circuit of the switch to cut off the current, reducing the burden on the operating mechanism.The shell is formed by hydraulic expansion with 1500 air pressures, with the smallest welding length and the strongest circular shape to withstand internal and external pressure, thus maintaining high accuracy and high quality.Product Technical Parameters1.Rated voltage: 12KV2.Rated current: 630A3.Rated short time withstand current: 20KA4.Rated short time wi
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Abstract1. Model and Name: Circuit Breaker Spring Mechanism CT1702. Main application and performanceThis mechanism can operate 126kV high voltage SF6 circuit breaker and gas insulated switchgear (GIS). Its performance meets the requirements of GB1984 "AC High Voltage Circuit Breakers", IEC56 "High Voltage AC Circuit Breakers" and "Product Technical Conditions".The mechanism can be electric energy storage and manual energy storage. Switch operation is divided into remote control operation, near electric operation and manual operation.3.
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Worm gear transmission, at the same time with manual, electricWith slow split and slow close function.
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With fast grounding function, at the same time with manual, electricWith slow split and slow close function.
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With fast grounding function, at the same time with manual, electricWith slow split and slow close function.
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Output torque 100-252N-m (both available)Output angle 60-300°(both available)Voltage range DC110V, DC125, DC220V
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