NJXB3 Datasheet | CHiNT

2. Type designation N J XB 3 - - - Relay Protection Relay P: PTC temperature protection, optional. 1~18 function code (see Table 1) Design sequence No. Phase protection Relay pany code NJXB3 Relay 1. General NJXB3 relay is used as an overvoltage, undervoltage, phase failure, phase sequence, three-phase voltage unbalance and PTC temperature protection device in threephase three-wire control circuits with an AC voltage of 380V and a frequency of 50Hz and three-phase four-wire control circuits with an AC voltage of 220V and a frequency of 50Hz to make and break the circuit. I-27 > >> Relay Protection Relay Model NJXB3-1 NJXB3-2 NJXB3-3 NJXB3-4 NJXB3-5 NJXB3-6 NJXB3-7 NJXB3-8 NJXB3-9 NJXB3-10 NJXB3-11 NJXB3-12 NJXB3-13 NJXB3-14 NJXB3-15 NJXB3-16 NJXB3-17 NJXB3-18 Three-ph ase three- wire Three-ph ase four -wire Si ng le- ph ase/ Overvol tage Und ervol tage Unb al an ce tw o-ph ase protecti on protecti on protecti on Ph ase sequ en ce protecti on Ph ase PTC fai lure tem pe rat ure protecti on protecti on - - - - - - - - - - - - - - - - - - - - - -...