1 Overview
Breaker, disconnector, grounding switch, built-in current transformer and incoming and outcoming bushing such
as combination of grounding are put in metal shell, filling certain pressure SF6 gases as insulating medium
composed of complete sets of equipment, which applies to AC three-poles 50Hz, rated voltage 72.5~126KV
power supply system.
The ZHW meets international standards GB7674--1997 and IEC 60517.
2 Service and Installation Conditions
Installation place: Outdoor/indoor
Air temperature: -40~+40
Elevation: ≤ 1000m(No limitation for special order)
Daily range of temperature: 25
Relative humidity (RH): Daily average: ≤ 95%, monthly average: ≤ 90%(25)
Wind speed: ≤ 35m/s(wind presssure ≤ 700PA)
Irradiance: ≤ 0.1W/cm(wind speed: 0.5m/s)
Thickness over ice: ≤ 10mm
Creepage distance: 31mm/kv
Our Services
| 1. |
Pre sale service |
| a. |
make technical solution |
| b. |
send quotation, technical data sheet and drawing |
| c. |
prepare power transmission plan, testing plan,and shipment plan |
| 2. |
In sale service |
| a. |
supervise the manufacturing schedule totally in accordance with the plan |
| b. |
send photos to customer during every manufacturing process(hold point) |
| c. |
inform the customer one week before testinng. |
| 3. |
After sale service |
| a. |
installation and commissioning, training the workers |
| b. |
quick response within 12 hours any time |
| c. |
provide 12 months gurantee period normally. |
Thanks for choosing VILLE as your reliable partner and
please trust both of us will create a brilliant future!
Audited Supplier 
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