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Metal Oxide Surge Arrester with 21kV-24kV:
Type: YH5C-21, YH10C-21
Rated voltage r. M. S: 21KV
Continuous operating voltage r. M. S: 17KV
1/5u s steep current residual voltage(KV): 66.6 (5kA), 70.3 (kA)
8/20u s lighting impulse residual voltage(kV): 59.5 (5kA), 62.6 (kA)
30/60u s switching impulse residual voltage(kV): 45.5 (5kA), 47 (kA)
2ms rectangular current(A): 100(5kA), 250(kA)
4/10u s high current impulse(kA): 65(5kA), 100(kA)
Insulation housing withstand voltage(kV)
Lightning impulse: 125
Power frequency: 55
Creepage distance(mm): 493.