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- Contact Person : Mr. Guo Dannis
- Company Name : Hangzhou Shuguang Electric Appliance Co., Ltd.
- Tel : 86-571-57870319
- Fax : 86-571-57870319
- Address : Zhejiang,Hangzhou,Changle Industrial Zone, Jingshan Town, Yuhang District
- Country/Region : China
- Zip : 311116
ZW20-12 Intelligent Outdoor Pole Switchgear
Product Detailed
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2.50Hz Three-phase alternating current
3.12kV 50Hz Pole Switchgear
NO. | Name | Unit | Parameter | |||
1 | Rated Voltage | 12 | ||||
2 | Rated insulationlevel | 1 min power frequency withstand voltage | Wet:34,Dry:42(positive,negative),48(fracture andisloationclearance) | |||
Lightningimpulsewithstandvoltage(peak) | earth,phase | 75 | ||||
insulating fracture | 85 | |||||
3 | Rated Current | A | 400,63 | |||
4 | Rated short-circuit breaking current (peak) | KA | 12.5,16,20 | |||
5 | Rated short-circuit closing current (peak) | 31.5.40.50 | ||||
6 | Rated dynamic current (rated limit through-current) | 31.5,40,50 | ||||
7 | Rated short time withstand current | 12.5,16,20 | ||||
8 | Breaking times of rated short-circuit switch-off current | Times | 30 | |||
9 | Rated duration of short-circuit | S | 4 | |||
10 | Rated operating order | O-0.3S-CO-180S-CO | ||||
11 | Mechanical life | Times | 10000 | |||
12 | Automatic striking and grinding cumulative thickness | mm | 3 | |||
13 | Operating mechanism rated switch-on voltage | V | AC,DC110/220 |
ZW20-12 Intelligent Outdoor Pole Switchgear