Shijiazhuang Fayun Electric Co., Ltd.

home products Arrester Metal Oxide Porcelain Lightning Arrester 12-42kv

Metal Oxide Porcelain Lightning Arrester 12-42kv

Product Details:

Place of Origin	China (Mainland)

Payment & Shipping Terms:

Payment Terms:	L/C,T/T

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Detailed Product Description

the Metal Dxide Lightning Arrester is the most advanced over-voltage protector. It is widely used as protective devices against switching and lightning over voltages in power electrical systems such as power transformers ,distributors,generators, compensation capacitors.

Lightning Arrester Technical Data
Rated Voltage	12kV	15KV	18KV	21KV	24 kV	27kv	33KV	36 kV	42 kV
Rated frequency	48~62Hz	48~62Hz	48~62Hz	48~62Hz	48~62Hz	48~62Hz	48~62Hz	48~62Hz	48~62Hz
Continuous operating voltage	9.6kV	12KV	14.4KV	16.8KV	19.2 kV	21.6KV	26.4KV	28.8 kV	33.6 kV
Nominal discharge current	10kA	10kA	10KA	10KA	10kA	10kA	10kA	10kA	10kA
Power frequency reference voltage	12kV	15KV	18KV	21KV	24 kV	27KV	33KV	36 kV	42 kV
Lightning impulse residual voltage	36kV	45KV	54KV	63KV	72 kV	81KV	99KV	108 kV	126 kV
Steep current impulse residual voltage	41.5 kV	52KV	62KV	72.5KV	82.8 kV	93.2KV	113.8KV	124.2 kV	145 kV
Switching impulse residual voltage	30.6 kV	38.3KV	46KV	53.5KV	61.2 kV	69KV	84.2KV	91.8 kV	107 kV
Rectangular current withstand 2000μs	250A	250A	250A	250A	250A	250A	250A	250A	250A
High current withstand 4/10μs	100kA	100KA	100KA	100KA	100kA	100kA	100kA	100kA	100kA
Line discharge class	1	1	1	1	1	1	1	1	1
Partial discharge	10pC	10pC	10pC	10pC	10pC	10pC	10pC	10pC	10pC
Creepage distance	369mm	419mm	487mm	555mm	655mm	690mm	894mm	894mm	1083mm
Lightning impulse withstand	75kV	75KV	75KV	95KV	125 kV	125 kV	185 kV	185 kV	200 kV
Power frequency withstand(wet 1min)	35 kV	35KV	35KV	55KV	55 kV	55 kV	80KV	80 kV	90 kV