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  metal oxide surge arresters Metal Oxide Surge Arrester With 21kv-24kv
 
 
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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.

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