Motor Protection Device

Key Features
1.CE certificated
2.True RMS measurement of AC signals
3.Integration of measurement and protection functions
4.Multiple protection functions
5.Supports multiple motor startup modes
6.Unique "stall pattern recognition" function: automatic stall identification
7.Originated "short-circuit pattern recognition" function: short-circuit identification even in the stage of starting
8.Multiple kinds of motor thermodynamics mathematical models, better inverse time tripping strategies
9.Historical faults inquiry: 40 historical fault records
10.Large screen of 128X64 dot-matrix LCD display, power saving mode
11.Equipped with specific "three phases + residual" integrated current transformers, saving mounting space
12.96*96 panel installation

Main Protection Functions
1.Overload, underload, unbalance, phase loss of currents
2.Overvoltage, undervoltage, unbalance, phase loss of voltages
3.Phase order protection
4.Stall automatic identification
5.Short-circuit automatic identification
6.Earth fault
7.Thermal resistance(PTC/NTC)
8.Auto-restart
9.Increased safety ( EEX e)
10.Starting overtime

Specifications
1.Current rating: 1, 5A(CT130, standard); 6, 10, 32, 50, 100, 200, 315A(CT125, special)
2.Residual current: CT125: 0.1~10.0A; CT130: 1, 5A
3.Voltage rating: 380VAC, PTs are needed if higher voltages
4.Thermistor: PTC/NTC, 1.030.0K
5.Switch inputs: 6, dry nodes
6.Protection outputs: JR1~JR4 relays, 8A/240VAC
7.Current analog output: 4~20mA, maximum load: 600 ohms, isolated
8.Communication: RS-485, Modbus-RTU
9.Power supply: 90260VAC, 50/60Hz, <5W
10.Standards: IEC60947-1:2001, IEC60947-4-1:2001