URM
URM - NH3
Rated Breaking Test
Class Standard(s)
Rated Voltage
[U n ]
Capacity
Voltage aR 690V AC
IEC 60269-4 VDE 0636-4
690V AC
100kA
Time-Current Characteristics
R.M.S. Prospective Current [A] Full size graphs available upon request
Cut-Off Current Characteristics
Correction Curves
1.2
1500
1300
0.2 0.4 0.6 0.8 1.0 1.0 0.8 0.6 0.4 0.2 0
1100
L U ( V )
900 700
B K
500
200 400 600 800
200 400 600 800
B U (V ) AC
B U (V ) AC
Prospective Short Circuit Current [kA] (Symmetrical r.m.s.)
0 0.2 0.4 0.6 0.8 1.0
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