5.5.2. Types of withdrawable circuit-breakers available for UniGear ZS1 switchgear
VD4G 15 kV withdrawable circuit-breaker
Type circuit-breaker
Ur
Isc
Rated interrupted current (40°C) [A]
kV
kA
H = 632
H = 691
H = 730
H = 735
D = 664
D = 643
D = 643
D = 650
P = 150
P = 210
P = 275
P = 275
W = 503
W = 681
W = 853
W = 851
15
25
1250
VD4G/P-25 15.12.25 p150
40
2000
VD4G/P-40 15.20.40 p210
40
2000
VD4G/P-40 15.20.40 p275
40
3150 (1)
VD4G/P-40 15.32.40 p275
(1) 4000
A with forced ventilation
M ED I U M VO LTAG E PRO D U C T S
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