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Siemens 3UG4511-1BP20 Mains Voltage Monitoring Relay SPDT-CO Analogue

Siemens Mains Voltage Monitoring Relays – Siemens 3UG4511-1BP20, This relay functions as a mains voltage monitoring relay, helping to provide optimum protection for machinery and equipment from a variety of electrical faults. The relay can be used without auxiliary voltage within the measured voltage range worldwide thanks to a wide voltage range. Typical applications include mobile equipment, e.g. air conditioning compressors, refrigerating containers, building site compressors and cranes, etc.This relay monitors phase sequence recognition. Siemens 3UG4511-1BP20 Mains Voltage Monitoring Relay SPDT-CO Analogue

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