ABB VD4 - Page 16

16 VD4 Vacuum-circuit-breaker | Instruction manual 534/01
Figure 3/5: Vacuum circuit-breaker type VD4, on withdrawable part.
- Use in UniGear-Typ ZS1, PowerCube and
Powerbloc or mounting frame
- 24 kV, 1600...2500 A, ...25 kA
232144
38
N
850,5
853
19
808
810
842
14
836
750
43
35
36
18 106
36
0
22
176
194
326
344
372
404
412
444
1)
310
383
458
303
32025
434
±2
S
23
71
132
53
80°
119
167
345
370
4
72
198
79
Q
R
204
300
22
*)
**)
1a)
2)
4)
0
-3
223
12
1b)
275 275
850,5
55
Stroke 8 -11 mm
16
*)
Rail
**)
Front edge of bar
1)
Exists only for withdrawable parts of SACE (i.e. UniGear)
1a)
BT1 and BT2 (S8 / S9) in pannel
1b)
BT1 and BT2 (S8 / S9) in truck
2)
Remove the lifting lugs on both sides before commissioning
3)
a Weight with manual charging mechanism approx. 205 kg
b Weight is increased by around 5 kg if charged motor is fitted
c Weight is increased by about 2 kg if the motor-driven
withdrawable assembly is used
4)
> 2300 A with fan cooling and heat sink
Panel type p N Q R S Weight
3)
ca. kg
Mounting frame (Powerbloc) 275 820 825 815 16 205
PowerCube, UniGear Type ZS1 275 817±1 834 814±2 19 205