ABB Emax VF, Инструкция по установке и обслуживанию

Страница: 6 / 66

B2342
Emax VF
6/66
Doc. no.
Model
Apparatus
Scale
Page No 1SDH000909R0001
6
8
13
18
14
19
11
17
16
21
7
9
12
15
1.4. Moving part construction characteristics
Fig. 3
1.5. Fixed part construction characteristics
Fig. 4
1
2
3
4
5
6
7
8
9
10
1 Steel sheet supporting structure
2 Earthing contacts
3 Safety shutters (IP20 degree of
protection)
4 Insulating terminal support base
5 Terminals
6 Contacts for signalling connected/test
isolated/disconnected (on request)
7 Sliding contacts
8 Padlock for safety shutters (on request))
9 Anti-racking-in lock for circuit-breakers of
different size
10 Fixing holes (qty 4)
2
3
4b
4a
5a
5b
1
7
8
12
10
9
SACE
PR12
2/VF
1 Supporting structure made of steel sheet
2 Terminal supporting insulating box
3 Horizontal rear terminals
4a Main fixed contact plates
4b Fixed arcing contact plates
5a Main moving contact plates
5b Moving arcing contact plates
6 Arcing chamber
7 Terminal box for the fixed version-Sliding
contacts for the withdrawable version
8 Protection release
9 Circuit-breaker closing and opening
mechanism
10 Closing springs
11 Spring loading geared motor (on request)
12 Lever for manually loading the closing
springs
13 Racking-out device (only for withdrawable
circuit-breakers)
14 Service releases (shunt closing release, shunt
opening release, undervoltage release)(on
request)
15 Support for releases
16 Operation counter
17 Earthing
18 Auxiliary contacts
19 Key lock and padlocks in the open position –
extracted test – extracted
20 Key lock in the open position