Wuhan HeZhong Electric Equipment Manufacture Co.,Ltd
Wuhan Hezhong Electric Equipment Manufacture Co., Ltd ELECTRICAL TECHNOLOGY SECURITY EXPERTS
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Silicon Rubber Housed Lightning Surge Arrester MOV Distrubution Arrester 10kA
Application:
The zinc oxide arrester is mainly used to protect distribution transformer,cable connector and electrical equipment from being damaged by lightning impulse voltage and operating over-voltage.
Usual Service Condition:
Power frequency:48Hz ~60Hz
Ambient temperature:-40℃~+40℃
Maximum wind speed: not exceed 35m/s
Altitude: not exceed 2000m
Earthquake intensity: not exceed 8 degrees
Ice thickness: not exceed 10 meters.
Long-term applying voltage does not exceed the maximum coutinuous operating voltage.
Technical parameters:
| Technical parameters for polymer surge arrester | |||||||||||
| Type | Rated Voltage KV(rms) | MCOV KV(rms) | Creepage lenth(mm) | Current impulse Residual Voltage | 2ms rectangular current impusle withstand KV(crest) | 4/10μs Hight current impulse withstand KV(crest) | Arrester size | ||||
| 1/5 μs steep current impulse KV(crest) | 8/20 μs Lighting current impulse KV(crest) | 30/60μs Switching current impulse KV(crest) | Arrester overroll length(mm) | Diameter of big sheds(mm) | Diameter of small sheds(mm) | ||||||
| YH10W-10 | 10 | 8.4 | 354 | 36 | 30 | 23 | 250 | 100 | 135.51 | 105 | 77 |
Product Advange:
Reliability and excellent protection based on years of experience and expertise in surge protection.
Good anti-moisture capability, resistant to pollution.
GIS metal oxide surge arrestor, composite metal oxide surge arrestor and porcelain metal oxide surge arrestors are available.
Long life and lightweight.
Easy installation and maintenance.
Good sealing capability to ensure reliable operation.
High energy absorption ability.