| Customization: | Available |
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| Theory: | Electromagnetic Relay |
| Number of Pole: | 3 |
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Relay DISCRIPTION:
MCU Based
3 Integral Current Transformers
Over-current, Under-Current, Phase Loss, Phase
Unbalance, Phase Reversal, Locked Rotor Protection
Digital Ammeter & Trip cause indication
Selectable Trip Time-Current Characteristics
Independently Adjustable Starting Trip Delay and Operating
Trip Time
+ Load Alerting Function → EOCR-3DE
+ Ground Fault Protection → EOCR-3EZ
SPECIFICATION:
| Model | EOCR-3DE | EOCR-3EZ | |
| Over Current Setting Range | Refer Table #1 | ||
| Ground Fault Current Setting | ` | 0.02 ~ 3A | |
| Alert Setting | 50 ~ 100% / OFF | ||
| Start Delay Time Setting (D-TIME) | 1 ~ 200 Sec | ||
| Trip Delay Time Setting (O-TIME) | INV | 1 ~ 30 | |
| DEF | 0.2 ~ 30 Sec | ||
| Control Voltage | 24VAC/DC, 110VAC±15%, 220VAC±15% | ||
| Output Relay | OL | 2-SPST | 1-SPST |
| AL/GR | AL Relay | Ground Fault Relay | |
| Rating | 3A/250VAC Resistive | ||
| Time Characteristic | In/"tc"mode | Inverse (See Curve-1) | |
| dE/"tc"mode | Definite (See Curve-2) | ||
| Troubleshooting / Trip Indication | LED Display (SSD+LED) | ||
| Current Sensing | 3-CT | ||
| Mounting | 35mm Din-rail | ||
FEATURES:
Compact Design
3DE/3EZ : Panel Mounting Type
MCU(Microprocessor Control Unit) Based
3 Integral Current Transformers
Multiple Protection Functions
Digital Ammeter
Troubleshooting / Trip Cause Memory, Display
Adjustable Operating Features by Mode switch
Wide Current Adjustment Range
Selectable Time-Current Characteristics (Inverse / Definite)
Manual (Instantaneous) / Electrical (Remote) Reset
Test Function
Ambient Insensitive
Selectable Fail-safe and Non-fail-safe Operation Modes
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