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Contact Us
- Contact Person : Mr. wang chong
- Company Name : Xian Shuangzheng Electrical Technology Co., Ltd.
- Tel : 86-029-88605752
- Fax : 86-029-88605752
- Address : Shaanxi,Xi'an,zhangba East Road on the north side of golden holiday Huacheng phase 3- 10504.Xi'an High-tech Zone Industrial Park
- Country/Region : China
- Zip : 710061
Product Detailed
Related Categories:Other Switches
Related Product Searches:SZ-FLN36-12D SF6 switch,High Quality,sf6 load break switch, sf6 gas load break switch,SZ-FLN36-12D
1.Economical and practical
2.Simple construction and easy operation
3.Up to standard GB3804-2004,GB3906-2006
Related Product Searches:SZ-FLN36-12D SF6 switch,High Quality,sf6 load break switch, sf6 gas load break switch,SZ-FLN36-12D
The load switch is used for electrical equipment protection and control.
Normal use setting:
a) Environmental temperature
Tmax : +40 centigrade Tmin: -40 centigrade
Daily average value: ≤ 35 centigrade
Ambient humidity: Daily average relative humidity: ≤ 95% Monthly average relative humidity: ≤ 90%
Daily average vapor pressure: ≤ 2.2 × 10-3Mpa Monthly average vapor pressure: ≤ 1.8 × 10-3Mpa
b) altitude: ≤ 2000m
c) Earthquake intensity:≤ 8degree
d) The use place should be without drip , dewing ,inflammable and explosive danger,chemical corrosive gases and violent vibration.
Product standards:
GB3804-2004,GB3906-2006,GB16926-2009,GB/T11022-2011
Designation | Unit | FLN48-12D/T630-20 Load Switch | ||||||||||||
Rated voltage | KV | 12 | ||||||||||||
Rated frequency | Hz | 50 | ||||||||||||
Rated current | A | 630 | ||||||||||||
1 min power frequency withstand voltage,relative,interphase/fracture | KV | 42/48 | ||||||||||||
Lightning impulse withstand voltage (peak)relatively,interphase/fracture | KV | 75/85 | ||||||||||||
Rated power frequency withstand voltage under 5min zero gauge pressure | KV | 24 | ||||||||||||
Rated short-time withstand current for 3 seconds/2 seconds load switch/earthing switch | KA | 20/20 | ||||||||||||
Rated dynamic current(peak) load switch/earthing switch | KA | 50/50 | ||||||||||||
Rated short-circuit making current load switch/earthing switch | KA | 50/50 | ||||||||||||
Rated closed-loop dropout current | A | 630 | ||||||||||||
Rated active load dropout current | A | 630 | ||||||||||||
Rated cable-charging dropout current | A | 10 | ||||||||||||
Rated short-circuit dropout current | KA | |||||||||||||
Rated transfer current | A | |||||||||||||
Fuse type | ||||||||||||||
Fuse impact energy output | J | |||||||||||||
Mechanical life load switch/earthing switch | times | 5000/2000 | ||||||||||||
Charged body and ground air insulating distance | mm | ≥125 | ||||||||||||
SF6 gas pressure(relative pressure at 20 centigrade) | bar | 0.4 | ||||||||||||
Switching synchronization status | ms | ≤2 | ||||||||||||
Main circuit resistance | µΩ | ≤65 |
SZ-FLN36-12D SF6 switch
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