The BA 9043/001 3AC 50/60HZ 400V from Dold & Soehne is a voltage sensing relay. Suitable for undervoltage detection in 3 phase systems. According to IEC 255, EN 60 255, VDE 0435 part 303 standards.
DPDT contact configuration
Continuous operation
Switching capacity of 3A for NO and 1A for NC at 230V