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UR80-81S

Characteristics

The UR80-81S 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. The UR80-81S is mainly used in DC traction substation to protect the feeder contact lines and thrid rails and for insulation of defective line sections, but it is also used for industrial applications.

Applications

SubstationSubstations projects
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UR80-81S