Single-phase definite time OVERVOLTAGE RELAY Rated frequency 60Hz Single-phase overvoltage relay for protection of generators, motors and transformers as well as busbars Assembly boxes SPAU-ZK 7 or SPAU-ZK 8 Assembly boxes not included in price Auxiliary supply voltage 40я??275 V d.c
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Parts & Services >> Medium Voltage Products and Systems >> Distribution Automation