1. SehlahisoaKakaretso
Mofuta oa GW4 oa mofuta oa serial high voltage disconnect switch o lumellana le litlhoko tsa GB1985-2004 High-voltage AC Disconnecting Switches le Earthing Switches, IEC62271-102: 2002AC Disconnecting Switches le Earthing Switches, le IEC60694: 1996 Temana e Tloaelehileng ea High voltage Control Devices.
2. Ambient Condition:
• Bophahamo: ≤1000m
• Mocheso oa tikoloho: -30℃~40℃
• Lebelo la moea: ≤34m/s
• Matla a tšisinyeho ea lefatše: ≤8 degree
• Tšilafalo ea moea: IV
• Botenya ba leqhoa: ≤100mm
• Sebaka seo ho kengoang ho sona ha se na lintho tse ka chang, tse ka qhomang, ho bola ha lik'hemik'hale le ho thothomela ho matla.
• Boemo ba tšilafalo ea mochine o sireletsang poso: 0 bakeng sa mofuta o akaretsang le 2 bakeng sa mofuta o thibelang tšilafalo.
3.Technical parameters
| Ntho | Yuniti | Lintlha | |
| Matla a lekantsoeng | kV | 40.5 | |
| Boemo bo lekantsoeng ba insulation | 1min maqhubu a matla a mamella voltage (ho ea lefats'eng / ho robeha) | kV | 95/115 |
| Tšusumetso ea lehalima e lekantsoeng e mamella voltage (sehlohlolo) (ho ea lefatšeng/ho robeha) | kV | 185/215 | |
| E lekantsoe khafetsa | Hz | 50 | |
| E lekantsoe hajoale | A | 400, 630, 1000 | |
| E fuoe nako e khuts'oane ho mamella hajoale | kA | 160, 20, 31,5 | |
| E lekantsoe tlhoro e mamellang hajoale | kA | 40, 50, 63 | |
| E lekantsoe nako e khuts'oane ea potoloho (switch e kholo / switch ea lefatše) | S | 4/2 | |
| E lekanyelitsoe liteishene tsa mochini o boima | Moroalo o otlolohileng oa longitudinal | N | 750 |
| Horizontal lateral mojaro | N | 500 | |
| Matla a emeng | N | 750 | |
| Sebaka sa Creepage | mm | 1025-1259 | |
| bophelo ba mechine | linako | 2000 | |
| Mokhoa oa ho sebetsa ka letsoho | Ntle le lefatshe | CS11F) | |
| Mobu o le mong | CS8-6D(F) | ||
| Mobu o le mong | Phetoho e kholo CS14G(F); switjha ya lefatshe CS11(F) | ||
| Laola motlakase oa potoloho | IN | AC220, DC110, DC220 | |
| Mochine o sebetsang oa motlakase | Mohlala | CJ6 | |
| Matla a motlakase | IN | AC380 | |
| Laola motlakase oa potoloho | IN | AC220, AC380, DC220 | |
| Nako ya ho kwala/ho bula | S | 6±1 | |
