1 Overview
GW4-35 outdoor AC high-voltage isolation switch (hereinafter referred to as the isolation switch) is a three-phase AC 50HZ, 35KV outdoor high-voltage electrical appliance. It is used for opening and closing high-voltage lines when there is voltage and no load.
2 Product usage and environmental conditions
2.1 The altitude does not exceed 2000m, the (general) special type does not exceed 2500m, and the plateau type does not exceed 4000m.
2.2 The maximum ambient temperature shall not be higher than +40 °C, and the minimum temperature shall not be lower than -30 °C.
2.3 The wind speed does not exceed 35 m/s.
2.4 The earthquake cracking intensity shall not exceed 8 degrees.
2.5 The thickness of the ice shall not exceed 10mm.
2.6 Pollution-resistant products are suitable for moderately polluted areas.
2.7 It is not suitable for places with flammable substances, explosion hazards, chemical corrosion, or severe vibrations.
3 Main specifications and technical parameters
| project | Technical parameters of the main specifications | Remark |
| Rated voltage KV | 33-36 | |
| Maximum working voltage KV | 40.5 | |
| Rating current A | 6301250 2000 （2500） |
|
| The rated stable current (peak) KA | 50 80 100 (104) |
Type I-type ground switch Move stable current 20ka Type II grounding switch is the same as the isolation switch |
| 4S thermal stability current (valid value) KV | 20 31.5 40 (46) |
Type I-type ground switch stabilized current: 8ka Type II grounding switch is the same as the isolation switch |
| Cable rated static pull power N | 750（980） | |
| Rating frequency Hz | 50 | |
| 1min industrial frequency tolerance voltage (valid value) KV | Earth 80 (95) | |
| Failure 90 (118) | ||
| Lightning impact tolerance voltage (peak) KV | Earth 185 | |
| Fracture 215 | ||
| Product single-pole weight (ontology) KG | ≈70 | |
| Pillar insulator Crazy Phase-Prices distance mm | Ordinary type 16/kV Slip-resistant 25/KV |
|
| Ground | Donise, single-connected, double-grounded ground | Left |
| Appliance | CJ6 electric mechanism, CS8-6D CS11G manual mechanism |
Order |
| Institutional weight kg | CJ6 electric institution 95 CS8-6D manual mechanism 15 CS11G manual mechanism 10 |
