NJB1-Y

Relay Protection Relay NJB1-Y Single-Phase Voltage Relay 1. General NJB1-Y single phase voltage relays (hereinafter the relay for short) are applied in AC 220V, 110V, 24V, frequency 50Hz (or 60Hz) and DC 24V control circuits as single phase overvoltage protection or under-voltage protection and indication elements, making or breaking circuits as intended operating values and time. The product are in compliance with requirements of standard IEC 60947-5-1 2. Type designation N JB 1- Y □/□ Rated voltage of control power supply Voltage specification (see table 1) Function code Y: voltage monitoring Design sequence No. Relay Company code Design Consequence number Model Rated operation power supply Rated input voltage NJB1-Y1 DC24V AC24V AC110V AC220V A: COM AC/DC 6mV~60mV B: COM AC/DC 10mV~100mV C: COM AC/DC 30mV~300mV NJB1-Y2 DC24V AC24V AC110V AC220V A: COM AC/DC 1V~10V B: COM AC/DC 3V~30V C: COM AC/DC 15V~150V NJB1-Y3 DC24V AC24V AC110V AC220V A: COM AC/DC 20V~200V B: COM AC/DC 30V~300V C: COM AC/DC 60V~600V 3. Technical data Type Protection mode Operating voltage Operation Setting Range Operation time Repeating precision Time error Input frequency Contact number Contact capacity Mechanical Endurance Electrical Endurance Installation mode NJB1-Y Over-voltage protection, under-voltage protection DC24V; AC220V, AC110V, AC24V, 50/60Hz 10%~100% of max rated input value 0.1s~30s adjustable ±10% of operation value ±10% of set value 40~500Hz 1 Switching 3A 230VAC cosφ=1...