Motor Protection Device

CE certificated True RMS measurement of AC signals Integration of measurement and protection functions Multiple protec

Key Features 1.CE certificated2.True RMS measurement of AC signals3.Integration of measurement and protection functions  4.Multiple protection functions5.Supports multiple motor startup modes6.Unique "stall pattern recognition" function: automatic stall identification7.Originated "short-circuit pattern recognition" function: short-circuit identification even in the stage of starting8.Multiple kinds of motor thermodynamics mathematical models, better inverse time tripping strategies9.Historical faults inquiry: 40 historical fault records 10.Large screen of 128X64 dot-matrix LCD display, power saving mode11.Equipped with specific "three phases + residual" integrated current transformers, saving   mounting space12.96*96 panel installationMain Protection Functions1.Overload, underload, unbalance, phase loss of currents2.Overvoltage, undervoltage, unbalance, phase loss of voltages3.Phase order protection4.Stall automatic identification 5.Short-circuit automatic identification 6.Earth fault7.Thermal resistance(PTC/NTC)8.Auto-restart 9.Increased safety ( EEX e)10.Starting overtimeSpecifications1.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 voltages4.Thermistor: PTC/NTC, 1.030.0K5.Switch inputs: 6, dry nodes6.Protection outputs: JR1~JR4 relays, 8A/240VAC7.Current analog output: 4~20mA, maximum load: 600 ohms, isolated8.Communication: RS-485, Modbus-RTU9.Power supply: 90260VAC, 50/60Hz, <5W10.Standards: IEC60947-1:2001, IEC60947-4-1:2001

Motor Protection Device