15/108
.
As alternative the transparent cover, protection can mounted the manual closing and opening controls, which only allows operation
of the pushbuttons means special tool.Instructions for use
7.
Fig. 24
Model 3447
Apparatus Emax DC
Scale
D oc-N 1SDH000635R0002
Page No. ___________________________________________________________________________________________________________________________
Note
On request, transparent cover can installed the front the circuit-breaker increase the degree protection IP54.1 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. The cover has
a locking key
