La description

Over-current, Under-current, Phase Loss,
Phase reversal,Phase Unbalance, Locked rotor
protection
Short current protection ← 3MS
Ground Fault Protection ← 3MZ
Including Current Transducer : 4~*0mA output
Accumulation to Running time
Protective Item           Operating (Trip) Time
Over-current                DEF: 0.2 ~ *0sec, INV: 1 ~ *0
 Phase Loss               3 SEC
Locked Rotor              0.5sec after dt
under-current              0.5 ~ *0sec(DEF)
Phase Unbalance        8 SEC
Phase Reversal           0.1 SEC         

Current setting         Number of Conductors
                                 thru CT windows
0.5 ~ *0A                   1                                **-
0.*5 ~ 3.0A                2
0.1 ~ 1.2A                  5
1 ~ *2A                     1
1.5 ~ *8A                  1      
2.0 ~ *4A                  1
2.5 ~ *0A                  1
3.0 ~ *6A                  1
4.0 ~ *8A                  1
5 ~ *0A                     1
6 ~ *2A                     1
7.5 ~ *0A                  1
*0 ~ **0A                  1
*2 ~ **4A                  1
*5 ~ **0A                  1
*0 ~ **0A                  1
*5 ~ **0A                  1
*0 ~ **0A                  1
*0 ~ **0A                  1
*0 ~ **0A                  1
*0 ~ **0A                  1
*5 ~ **0A                  1
*0 ~ **0A                  1

Control Voltage :    *5 ~ **0VAC/DC, *0/*0Hz

Compact Design
3DM : Panel Mounting Type
MCU(Microprocessor Control Unit) & ASIC Based
3 Integral Current Transformers
Multiple Protection Functions
Digital Ammeter
Troubleshooting / Trip Cause Memory, Display
Adjustable Operating Features by Pulse Rotary switch
Wide Current Adjustment Range
Selectable Time-Current Characteristics (Inverse / Definite)
Manual Instantaneous / Electrical Remote Auto Reset
Test Function
Ambient Insensitive
Selectable Fail-safe and Non-fail-safe Operation Modes