Product Center

Item

 Unit 

Data

Maximum Voltage

KV

40.5

Rated voltage

KV

36

Rated Current

A

1250

Lightning Impulse withstand

Voltage (Full Crest Value)

KV

185/215 （fracture)

Power Frequency Withstand

Voltage

KV

95/118 （fracture)

Rated short-circuit breaking

current

KA

31.5

Rated short circuit closing

current (peak)

KA

80

Rated out-of-step breaking

current

KA

8

SF6 gas pressure rating (20℃

gage pressure)

Mpa

0.45

Closure pressure(20℃ gage

pressure)

Mpa

0.4

yearly gas leakage rate

%/year

≤0.1

SF6 gas moisture content（20℃）

ppm（v/v）

≤150

Turn-off time (under rated

operating voltage)

ms

≤50

Closing time (under rated

operating voltage

ms

≤100

Conductive loop resistance of each phase

μΩ

≤80

Rated operation sequence

V

Points—03s—or points-180s—or points

Control Voltage

KG

DC;110V

DC;220V

SF6 gas weight

KG

6

Breaker weight (including

operating mechanism

800