Thermal circuit breaker UR26-64air-insulatedover-currenthigh-voltage
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Characteristics
- Type
- thermal, air-insulated
- Electrical characteristics
- over-current, high-voltage, DC, insulation
- Operating mode
- high-speed
- Applications
- for railway applications
- Other characteristics
- indoor, enclosed
- Primary current
2,300 A
- VAC
1,800 V, 3,600 V
- VDC
4,800 V
Description
The UR26-64 is a trip-free DC high-speed current limiting air circuit-breaker, single pole unit, bi-directional, with electromagnetic blowout, direct instantaneous over-current release, natural air-cooling and electrical operating system. A special version UR26DV64 is available for dual voltage application (1500/3000 Vdc). The UR26-64 is used to protect propulsion and auxiliary equipments mounted on rolling stock and can be delivered enclosed in a special protective box for vehicle's roof, inside or underframe mounting. The UR26-64 is also used in DC traction substation to protect the feeder contact lines and thrid rails as well as for insulation of defective line sections. The UR26-64 is also used for various industrial applications.
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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.