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Spring Mechanism CT35

The CT35 spring operating mechanism can be used to operate 35KV SF6, vacuum circuit breakers and other types of high voltage circuit breakers with equivalent closing power. Its performance meets the requirements of GB1984-89 "AC High Voltage Circuit Breaker" and "Technical Conditions" of this product Claim.
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Product description
Parameters

Main purpose and scope of use

The CT35 spring operating mechanism can be used to operate 35KV SF6, vacuum circuit breakers and other types of high voltage circuit breakers with equivalent closing power. Its performance meets the requirements of GB1984-89 "AC High Voltage Circuit Breaker" and "Technical Conditions" of this product Claim.

The mechanism's mechanical closing spring energy storage methods include electric energy storage and manual energy storage; the opening operation has three types: opening electromagnet, overcurrent trip electromagnet and manual knob operation; closing operation has closing electromagnet And manual knob operation two kinds.

Working conditions

1. The upper limit of ambient air temperature is +40℃: the lower limit is -30℃

2. The altitude does not exceed 3000M

3. Relative humidity: monthly average value is not more than 90%

4. The degree of air pollution does not exceed level III in GH5582

5. Wind pressure does not exceed 700Pa (equivalent to wind speed 34m/s)

6. Places without frequent violent vibration

7. Installed outdoors or indoors

Technical parameters

1. The energy storage motor is an AC and DC dual-purpose motor. Its technical parameters are shown in Table 1

Motor model

HDZ-25001B

Motor rated input power (W)

500

Normal working voltage range

85%~110%Ue

Rated voltage energy storage time

≦15s

2. A special crank handle is used for manual energy storage

3. The closing electromagnet adopts solenoid type electromagnet, and its basic parameters are shown in Table 2

Rated working voltage (V)

-220

-110

~220

Rated working current (A)

2

2.73

3.4

Rated power (W)

440

300

748

Coil resistance at 20℃

108±8

40±6

65±2

Normal working voltage range

85%~110%Ue

4. The opening electromagnet adopts solenoid type electromagnet, and its technical parameters are shown in Table 3

Rated working voltage (V)

-220

-110

~220

Rated working current (A)

2

2.73

3.4

Rated power (W)

440

300

748

Coil resistance at 20℃

108±8

40±6

65±2

Normal working voltage range

85%~110%Ue

5. Mechanism output angle: 48-50 degrees

6. The adjustment range of the closing power of the mechanism is large, which can be adjusted between 800J and 1600J

7. The opening power is adjustable between 400J and 500J (with opening spring scheme)

8. The net weight of the mechanism is 90Kg, and the net weight with the opening spring is 100Kg

9. Mechanical life: 10000 times

We could not find any corresponding parameters, please add them to the properties table
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The company mainly produces high-voltage power transmission and transformation supporting equipment, intelligent complete switchgear, high-voltage GIS supporting products, etc., which are mainly used in high-voltage and UHV substation projects of the State Grid, Southern Power Grid, railway, communications, aviation, etc., all over the country.

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