WENZHOU QIUPU ELECTRIC POWER CO., LTD.
WenZhou QiuPu Electric Power Co., Ltd. BECOME CHINA'S FIRST-CLASS PRODUCTION AND SALES OF HIGH-TECH ENTERPRISES .
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TGZ32-12 Casting Resin / Epoxy Resin Bushing , Busbar Wall Feed Through Bushing
GNo -12 indoor HV disconnector series are designed under requirement of AC HV Disconnecting Switch and Earthing Switch of GB1985-89.It is a main unit of switchgear system enclosed by metal armouring or other similar approaches. It can be applied to three-phase AC power system of rated voltage 12 kV & frequency 50Hz, especially for small-size switchgear to optimize inner structure and occupy less outer space.
model & interpretation 3L5 □-12/i250
1. Working Environment 1.1.Environmental Temperature Highest: 40 degree C Lowest: minus 25 degree C 1.2.Altitude:=1000m 1.3.Relative Humidity:daily average = 95%, monthly average = 90%Vapor Pressure:
-rated short-time withstand current (kA)rated current (A)-rated voltage (kV)serial design No. -indoor -disconnecting switch
| Item | Name | Rated voltage (KV) | Rated frequency(Hz) | Frequency withstand voltage 5 min (KV) | Local discharge (pc) | Creep distance (mm) | Dispute bend (kN) | Lighting impulse withstand voltage (KV) |
| 1 | ||||||||
| 4 | Contactor box (1600A) | 12 | 50 | 45 | ≤10 | ＞240 | ≥8 | 80 |
| 5 | Wall bushing (260*395) | 40.5 | 50 | 98 | ≤10 | ≥840 | ≥10 | 185 |
