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GE 169PLUS-120N-125VDC｜Motor Management Relay｜

GE169PLUS-120N-125VDC｜Motor Management Relay｜illustration

1、 Specifications
Brand/Series GE Multilin/169 Plus Motor Management Relay
Control power supply 125 V DC
RTD type 120 Ω nickel RTD, display accuracy ± 2 ℃
Temperature measurement points: 6 stator RTDs+4 extended RTDs (a total of 10 points)
Relay contact maximum 10 A, NO/NC programmable
Communication interface RS422
Working temperature -10 ℃~+60 ℃
Overload detection accuracy ± 1% rated CT current
Response time differential protection ≤ 100 ms
Operating hour meter accuracy ± 1%
2、 Main functions and features
Motor protection: overload, short circuit, phase loss, phase sequence, ground fault, undervoltage/overvoltage, locked rotor, unbalance, etc
Temperature monitoring: 10 point RTD temperature measurement (stator+bearing), over limit alarm/trip
Control and status: start stop control, running timing, fault recording, local programming (12 key keyboard+character display)
Enhanced Plus: Additional RTD, differential protection, speed switch input, external restart, key switch permission
Applicable scenarios: three-phase medium and large industrial motors, power plants, petrochemicals, metallurgy, pumps/fans/compressors, etc
3、 Typical applications
Protection of main and auxiliary motors in thermal power/chemical/metallurgical industries
Industrial drives such as pumps, fans, compressors, belt conveyors, etc
Self owned power plants, offshore platforms, mining equipment