Spring Operating Mechanism for High Voltage SF6 Circuit Breaker-CT30

Spring Operating Mechanism for High Voltage SF6 Circuit Breaker-CT30

1.This mechanism is suitable for 126kV high voltage SF6 circuit breaker.
2.The mechanism has two charge modes: electric and manual.
3.The opening and closing operation has remote control, local operation, electric operation and manual operation.
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Product Details

General Introduction:

This mechanism is suitable for 126kV high voltage SF6 circuit breaker, and its performance is meet:

GB1984-2003《AC High voltage circuit breaker》

IEC60056-1987 《High-voltage alternating-current circuit-breakers》


The mechanism has two charge modes: electric and manual.The opening and closing operation has remote control, local operation, electric operation and manual operation


With the aid of special tools, the mechanism can be opening and closing slowly.


Ambient Temp.: -25°C~40°C


Relative humidity: The average humidity of a day should be no more than 95%, the average humidity of a month should be no more than 90%.


Air turbidity does not exceed class III in GB5582


Places without frequent violent vibration; Installation place: indoor or outdoor.


Technical parameters of the charge motor are shown in the table below.

Motor model

HDZ-26005A

Rated output power (W)

600

Rated voltage(V)

AC/DC220

Rated current(A)

2.8

Normal operating voltage range

80%~110%Ue

Rated working voltage charge time (S)

﹤15s

Motor no-load speed (R.P.M)

530


Technical parameters of the closing coil are shown in the table below.

Rated voltage(V)

DC220

DC110

Rated current(A)

2

3.3

Rated output power (W)

440

330

Coil resistance (Ω) at 20 ° C

110±10

33±1.6

Operating voltage range

80%~110%Ue


Technical parameters of the opening coil are shown in the table below.

Rated voltage(V)

DC220

DC110

Rated current(A)

2

5.8

Rated output power (W)

440

638

Coil resistance (Ω) at 20 ° C

110±10

19±1

Operating voltage range

65%~120%Ue

3 consecutive operations should not be disconnected at less than 30%Ue


Mechanism output angle: 45°

The opening spring and closing spring of the mechanism can be adjusted

Weight:260kg


The feature of this organization is: advanced and reasonable design ideas, simple structure, reliable performance, less operation and maintenance, and low operating noise.


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