Yunnan Nanyue Electric Power Equipment Co., Ltd.
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Payment Terms: | T/T,L/C,WU,Paypal |
Place of Origin: | Yunnan, China (Mainland) |
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product name:
GW5-40.5/72.5/126/145 Outdoor HV Disconnect Switch
Summary
GW5-40.5/72.5/126/145 outdoor high voltage disconnect switch is used to make or break high voltage circuit in rated voltage 40.5kV, 72.5kV, 126/145kV, AC 50/60Hz system. It is able to open and close small capacitance and inductive current. This disconnect switch accords with standards: IEC62271-103 High voltage switches. GB1985: AC High voltage disconnect switch and earthing switch and IEC60694 & GB/T11022: Common technical requirements of HV switchgear and control equipment.
Ambient condition
1. Altitude: 1000m;
2. Ambient temperature: -40 ~+40 ;
3. Wind speed: 34m/s;
4. Pollution degree: III;
5. Earthquake intensity: 8 degree;
6. Ice thickness: 10mm.
Structure feature
Disconnect switch is make up of three single phase, V type for each phase, symmetrical angle is 50 , disconnect switch is made of pedestal, post insulator and electric part. For disconnector with earth switch, it also have male and female contact, blade,drving parts and interlock plate. Main blade with CJ6 motor or CS17 ma nual oper ating mec hanism, earth blade can be match with CS17 manual operating mechanism. There are different installation method contain obverse, side, diagonal and reversal, etc. also it can be used for outdoor and indoor, the installation method can be according to the user's requirement.
Item | Unit | Data | |||
Rated voltage | KV | 40.5 | 72.5 | 126 | 145 |
Rated current | A | 630 | 1250 | 1600 | 2000 |
Rated peak withstand current | KV | 63 80 100 | |||
4s short-time withstand current | 25 31.5 40 | ||||
Rated short-time withstand time | s | ||||
Rated power frequency | HZ | 50/60 |