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GE 269-120N-120VAC｜Motor Management Relay｜

GE 269-120N-120VAC｜Motor Management Relay｜illustration

Parameter
1. Power supply and power consumption
Control power supply: 120 VAC (50/60Hz)/80-150 VDC
Maximum power consumption: 20 VA, maximum current 2A
Version difference: Exclusive 120V version, cannot be directly used for 220/230V systems
2. Temperature Monitoring (RTD)
Input: 12 channel 120 Ω Nickel RTD, programmable
Range: 0-200 ° C, accuracy ± 2 ° C
Purpose: Stator winding, front and rear bearings, environmental temperature monitoring
3. Input/Output (I/O)
Digital input: 5-way dry contact input
Analog input: 1 programmable channel
Output relay: 4 channels (1 main trip latch, 1 alarm, 2 auxiliary)
Communication: RS-485, Modbus RTU, connected to PLC/DCS
4. Environment and Machinery
Working/storage temperature: -25 ° C to 60 ° C
Protection: Panel IP40, whole machine IP20
Size/Weight: Approximately 203 × 203 × 330mm, 3.5kg (7.75 lbs)

Function
Comprehensive motor protection: overload (8 standard curves), locked rotor, phase failure/imbalance, ground fault, overvoltage/undervoltage, reverse phase, I ² t thermal model+RTD dual protection
Temperature precision monitoring: 12 channel nickel RTD independent threshold, bearing/winding overheating grading alarm/trip
Startup management: limit startup times, startup intervals, and acceleration time monitoring
Event diagnosis: fault waveform, historical records, operation statistics
Firmware self-test, pre trip warning, remote monitoring

GE 269-120N-120VAC｜Digital Motor Management Relay｜

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