24
Q
R
O
N
Stroke 8 -
11mm
55
8
16
275
275
850
3)
70.5
310
ø79
21.5
25
434
303
383
458
370
4
50
300
0
-3
320
345
198
72
18
±
2
2)
3)
836
19
13.5
812
853
!
VD 4
ABB
34
S
1)
F
842
1)
)
**
)
*
T
1
G
1
Figure 3/6: Vacuum circuit-breaker on withdrawable part, type VD4.
•
Use in ZS1, UniGear Type ZS1 and UniSafe
•
24 kV, 1600 ...2500 A, ...25 kA
1)
Exists only for withdrawable parts of SACE-CBE
2)
Remove the lifting lugs on both sides before
commissioning
3)
With cooling element and forced ventilation for
rated currents of 2500 A and above.
4)
• Weight with manual charging mechanism
approx. 205 kg.
• Weight is increased by around 5 kg if charging
motor is fitted.
• Weight is increased by about 2 kg if the motor-
driven withdrawable assembly is used.
Panel type
Weight
4)
p
F
1
G
1
N
O
Q
R
S
T
ca. kg
ZS1
275
144
232
820
815
825
815
16
376
205
UniSafe/
275
144
±
1 232
±
1 817
±
1
815
834
814
±
2
191
119
±
1
205
UniGear
Type ZS1
*)
Rail
**)
Front edge of bar
