Bamboo Crafts
Outdoor High Voltage Vacuum Load Switch
2023-12-02 05:44  Visit:218
Price:Unfilled
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Products Description

 

FZW32-12/40.5 outdoor high-voltage isolation vacuum load switch is a new generation of high-voltage electrical products jointly developed by our company and Liaoning Electric Power Research Institute High Voltage Institute. After strict type test and long-term trial operation, all the technical performance indexes have reached GB3408 and 1EC standards, and it is suitable for the power supply network with rated voltage of 12KV, rated current of 630A and three-phase alternating current of 50H2.

 

Details of Product

 

FN12-12D combination electrical appliance is a three-phase high-voltage switch with a rated voltage of 12KV and a rated frequency of 50Hz. It is used for breaking and closing load current, closing loop current, no-load transformer and cable charging current. To reduce the short-circuit current, the fuse combination appliance can break the short-circuit current, and the load switch equipped with a grounding switch can withstand the short-circuit current.

 

Product Specification

 

Number

Item

Unit

Data

1

Rated voltage

kV

12

40.5

2

Rated frequency

Hz

50

50

3

Rated current

A

630

1250

4

1min power frequency to withstand voltage: two empty fractures, phase-to-phase, relative to ground/isolated fractures

kV

42/48

95/110

5

Lightning impulse withstand voltage: phase to phase, phase to ground/isolated fracture

kV

75/85

185/215

6

Rated short-time withstand current (thermal stable)

kV

20

25

7

Rated short duration

S

4

4

8

Rated peak withstand current (dynamic stability)

kA

50

63

9

Rated short circuit making current

kA

50

63

10

Mechanical life

Sec

1000

10000

11

Allowable wear thickness of vacuum arc extinguishing contacts

mm

0.5

0.6

12

Manual operating torque review

Nm

≤200

≤300

13

weight

kG

100

500

 

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