– True RMS Measurement with SPARC1 and DCOl2 Algorithm
– Auto/Manual scroll for real time display of phase current & earth fault in %
– Thermal Overload Protection
– Undercurrent Protection
– Phase Unbalance Protection
– Phase Loss Protection
– Phase Sequence Protection
– Stalled Current (Locked Rotor) Protection
– Fault, Undercurrent, Overload, Phase Unbalance, Phase Loss, Phase Sequence, Locked Rotor, Earth Fault Indication
– Trip Event Memory (non-volatile 7 previous records for 3 phases + earth)
– Motor Hour Run (Accumulative)
– Selectable Frequency (50 / 60 Hz)
– Programmable Relay Output Contact for K2
– Selectable Auto/ Manual Reset Function
– Software Lock to Prevent Unauthorized Setting
A-01s / A-01sp (RS-485 MODBUS RTU) isolated type