URDC
URDC - NH3
Rated Breaking Test
Class
Standard(s) IEC 60269-4 VDE 0636-4
Rated Voltage
[U n ]
Capacity
aR
Voltage 2000V AC
2000V AC
100kA
a Coefficients for Heavy Duty Applications B1 max B2 A2
0.8 Cf3
130
1.25 0.65
0.65
Cut-Off Current Characteristics
Time-Current Characteristics (Average)
(Symmetrical r.m.s.) Prospective Short Circuit Current [kA]
R.M.S. Prospective Current [A]
Arc voltage diagram Reduction factor for I 2
t tota Reduction factor for power loss
Full size graphs available upon request
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