24
Model 3447
Apparatus Emax DC
Scale
D oc-N 1SDH000635R0002
Page No.Instructions for use
7. The cover has
a locking key.1 tin and llin parts
1 Pushbutton for the manual opening operation
2 Lever for manual loading the closing springs
3 Mechanical indicator for circuit-breaker open “O” and closed “I”
4 Mechanical indicator for protection release tripped (on request)
5 Pushbutton for the manual closing operation
6 Signalling device for springs loaded unloaded
7 Operation counter (on request)
8 Key lock the closing operation
9 Mechanical indicator for circuit-breaker connected, test isolated and disconnected
10 Seat for the racking-in/out lever
11 Lever releasing the racking-in/out operation
12 Key lock the racking-in/out operation (on request)
13 Padlock the manual closing operation (on request)
14 Padlock the racking-in/out operation (on request)
Fixed circuit-breaker Withdrawable circuit-breaker
Fig.
As alternative the transparent cover, protection can mounted the manual closing and opening controls, which only allows operation
of the pushbuttons means special tool.
Fig. ___________________________________________________________________________________________________________________________
Note
On request, transparent cover can installed the front the circuit-breaker increase the degree protection IP54.
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