Name: Alstom SF6
Brand: Alstom
Rating: 4 (1 reviews)

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H48.020.249en/2

28/51

Manual Operations

Motor-wound spring operating mechanism FK3-07

for outdoor circuit breaker

26.04.2011

If Then

• The closing spring 70.25 is

charged when the roller 70.28 of

the crank wheel 70.30 contacts

the closing latch 70.05.

• If the operating shaft 71.70 is

rotated further after roller 70.28

and closing latch 70.05 have

contacted, the roller 70.28 and

the closing latch 70.05 will be

damaged.

Illustration 23

70.25 70.0570.28

70.28 Roller 70.05 Closing latch

70.30 Crank wheel 71.70 Operating shaft

70.25 Closing spring

Manual operating

device in place

Illustration 24

71.61

71.61 Manual operating device

• Put the manual operating device in place.

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Alstom SF6 Specifications

General