Relay Handbook and Supplement |
Contents
Detailed Description of Principal Types of Relays | 63 |
Circuit Breaker Trip Mechanisms and Connections | 498 |
Protection of Direct Current Systems | 545 |
Copyright | |
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Common terms and phrases
3-phase 60 cycles actuated adjustment AMMETER amperes Amps armature automatic autotransformer auxiliary relay Auxiliary Switch calibration cent circuit-breaker circuit-closing closing conductor connected contactor Cover Removed current flowing Current Trans current transformers curves device diagram differential relay direct current directional element Directional Relay disk Electric energized fault Front View Fuse impedance indicated induction Inst installed instantaneous insulation Inv-Def lever load machine magnetic magnetic circuit motor mounted moving contact normal ohms Oil Circuit Breaker operating coil overcurrent relay overload Phase Angle pilot wire plunger position potential transformers power factor primary protective relay rated ratio reactance reclosing relay contacts relay operates RELAY TYPE reset resistance resistor reverse current relay RHEOSTAT scheme screw secondary short-circuit shown in Fig shunt single-phase spring stationary contacts substation switchboard temperature tion torque Trip Coil tripping circuit type of relay volt-amperes volts WESTINGHOUSE TYPE winding