Audited Supplier
gw
High-voltage
Three-column Disconnector
Outdoor High-voltage
Manual
Grounding
Vertical Rotary Type
Three Pole
Double Ground
Three
Vertical Rotation
Single Throw-in
Gw
Manual
ISO, ISO9001
Yongde
200~600A
YONGDE
Wooden Case
SGS
China
85354000
Product Description
GW9-10/15/20 KV series of outdoor high voltage isolator is aiming at some problems of the original GW9 type and combined with the latest requirements of users to design, its design is simple and reasonable structure, copper and aluminum alloy fittings, stainless steel fasteners and hot dip galvanized base, has a good anti-fouling and corrosion resistant ability, reliable performance, light weight, easy installation, no need for periodic cleaning and maintenance, is the urban and rural areas of 10 to 20 KV distribution line segment, branch and maintenance period of breaking point of a clear and convenient outdoor high voltage electrical equipment.
| Parameter Table | ||||||
| Items | Technical parameter | |||||
| No | Type | GW9-10 | GW9-15 | GW9-20 | ||
| 1 | Rated Voltage kV | 10 | 15 | 20 | ||
| 2 | Max working voltage kV | 12 | 17.5 | 24 | ||
| 3 | Rated frequency Hz | 50 | ||||
| Rated current A | 400 | 630 | 1250 | |||
| 4 | Rated Short Time withstand current and Time kA/s | 20/4 | 25/4 | 31.5/4 | ||
| 5 | Rated Peak withstand current kA | 50 | 63 | 80 | ||
| 6 | 1min power frequency withstand voltage (effective value) kV | To earth | 42 | 45 | 65 | |
| To phase | 53 | 55 | 79 | |||
| 7 | Lightning Impulse wishstand voltage(peak value) KV | To earth | 75 | 105 | 125 | |
| To phase | 85 | 120 | 145 | |||
