High-voltage vacuum switches are designed for switching electrical circuits in normal and emergency modes in electrical networks of single-phase alternating current frequency of 50 Hz for traction substations of electrified railways, as well as sectionalisation posts and points of parallel connection of the contact network.
By agreement with the manufacturer it is possible to produce switches in tropical version.
Operating Conditions:
1) the switch is designed for operation in areas of temperate, cold (UHL) climate, placement category 1 according to GOST 15150-69;
2) altitude above sea level up to 1000 m;
3) upper value of ambient air temperature at operation +40°C;
4) lower value of ambient air temperature at operation -60°C. .
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