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| EOCR-FDM2 Overview ✔ Built-in MCU (Microcontroller Unit) enhances measurement accuracy (1% level) ✔ Harmonic Distortion Measurement (THD) and Alarm Output ✔ Suitable for frequency environments from 20 to 400 Hz, with a selectable low-frequency operation mode ✔ Protection functions: Overcurrent, Undercurrent, Phase Loss, Phase Reversal, Phase Imbalance, Locked Rotor during Start, Locked Rotor during Run ✔ Alarm functions, Runtime Recording, Fault Cause Recording, Restart Limitation, Fail-Safe Function ✔ Enhanced Monitoring: Three-phase Current, Alarm and Action Reasons ✔ Bar Graph Display Function ✔ Compatible with both three-phase and single-phase systems ✔ Three-phase current cycling display function ✔ For FDM2, protection and operation remain effective even if the display panel is removed ✔ RoHS Compliant |
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EOCR-FDM2 Protection Functions
✔ Overcurrent (Action after O-Time)
✔ Overcurrent (Definite Time: 0.2...30 seconds, Inverse Time: 1...30 classes)
✔ Undercurrent (Definite Time: 0.5...30 seconds)
✔ Phase Loss (OFF, within 0.5...5 seconds)
✔ Phase Reversal (0.15 seconds)
✔ Current Imbalance (1...10 seconds)
✔ Locked Rotor during Start (0.5 seconds after D-Time)
✔ Locked Rotor during Run (0.2...10 seconds)
EOCR-FDM2 Product Features
| Product Information |
| Product Range | EOCR |
| Model Name | EOCR-FDM2 Motor protection relay |
| Protection Type | Overload Protection: In > Overcurrent Setting Underload Protection: In < Undercurrent Setting Locked Rotor during Start: In > 2...8 times Overcurrent Setting Locked Rotor during Run: In > 1.5...5 times Overcurrent Setting Phase Loss Protection Imbalance Protection: 10...50% Phase Reversal Protection |
[Us]Rated Input Voltage | 100...240 V AC/DC |
| Power Frequency | 50...60 Hz |
| Protection Range | 0.5...32 A (Inverse Time, Thermal Accumulative Inverse Time) 0.5...80 A (Definite Time) |
| Mounting Method | 35 mm DIN Rail Panel Mounting |
| Electrical/Mechanical Characteristics |
| Contact Type | 1 NC + 1 NO OL 1 NO AL/UL/TO) |
| Reset method | Manual reset Electric reset：0.5…1200 秒 Automatic reset：0…1 秒 |
| Time Setting | Start Delay Time: 0...200 seconds Overcurrent Action Time: 0.2...30 seconds (Definite Time) Overcurrent Action Time: 1...30 levels (Inverse Time, Thermal Accumulative Inverse Time) Undercurrent Action Time: 0.5...30 seconds |
[Ue]Rated Operational Voltage | 600 V AC 50...60 Hz Main Circuit Conforming to UL 690 V AC 50...60 Hz Main Circuit Conforming to CSA 690 V AC 50...60 Hz Main Circuit Conforming to IEC 60947-4-1 |
[Uimp]Rated Impulse Withstand Voltage | 6 kV Conforming to IEC 60947-4-1 |
Power Consumption | 3 W |
| Display Type | Bar graph and 7-segment LED display |
[Ith] Continuous Current | 3 A control circuit |
| Permissible Current | 100...240 V, 3A |
| Wiring | Control Circuit Cable: 2 x 1…1.5 mm², Flexible Cable with Terminal - M3 Control Circuit Cable: 2 x 1…1.5 mm², Flexible Cable without Terminal - M3 Control Circuit Cable: 1 x 1…2.5 mm², Flexible Cable with Terminal - M3 Control Circuit Cable: 1 x 1…2.5 mm², Flexible Cable without Terminal - M3 Main Circuit Terminal: 1 x 2.5…25 mm², Flexible Cable without Terminal - M6 |
| Tightening Torque | Control Circuit: 0.8...1.2 N·m, Suitable for Cable, Diameter 4.7 mm Main Circuit: 2.5 N·m, Suitable for Terminal Clamp, Diameter 11 mm |
| Dimensions and weight |
FDM2 | Window hole type | Through bottm-hole type | Through screw-terminal type |
Height | 74.5 mm | 56.3 mm | 98.3 mm |
Width | 70 mm | 70 mm | 70 mm |
Depth | 83.8 mm | 108.1 mm | 108.1 mm |
Weight | 0.397 kg | 0.437 kg | 0.555 kg |
| Using Environment |
| Using Temperature | Matching IEC 60947-4-1, -20…60 °C |
Storage Temperature | -40…85°C |
| Using Altitude | 2000m |
| IP Rating | P20 conforming to IEC 60529 |
| Fire Resistance | 650°C, compliant with IEC 60695-2-12 standard |
| Shock Resistance | 15 gn 11 ms compliant with IEC 60068-2-7 |
| Vibration Resistance | 4 gn panel mounting in compliance with IEC 60068-2-6 2 gn 35mm DIN rail mounting in compliance with IEC 60068-2-6 |
| Surge Withstand | 6 kV compliant with IEC 61000-4-5 |
| Dielectric Strength | 2 kV 50...60 Hz between enclosure and circuit in compliance with IEC 60255-5 1 kV 50...60 Hz between contacts in compliance with IEC 60255-5 2 kV 50...60 Hz between internal circuits in compliance with IEC 60255-5 |
Electromagnetic Compatibility | - Radiated RF immunity 10 V/m level 3 in accordance with IEC 61000-4-3 - Electrostatic discharge immunity 8 kV air, 6 kV contact in accordance with IEC 61000-4-2 - Transient overvoltage 2 kV in accordance with IEC 61000-4-4 - Conducted RF immunity 10 V in accordance with EN 61000-4-6 - Conducted RF emission class A in accordance with EN 55011 |
| Certification and standards |
| Standards | IEC 60947-4-1 |
| Certification | UL |
18 months warranty |
EOCR-FDM2 Reference Wiring
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EOCR-FDM2 Dimensions
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EOCR-FDM2 Product Ordering
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EOCR-FDM2 Product List
| Product Thumbnail | Category | Model | Control Voltage |
|---|---|---|---|
Window hole type | EOCR-FDM2 | EOCRFDM2-WRDUWZ EOCRFDM2-WRDUW(Discontinued) | AC/DC 100~240V |
EOCRFDM2-WRDBWZ EOCRFDM2-WRDBW(Discontinued) | AC/DC 24V | ||
Through bottm-hole type | EOCRFDM2-WRDUHZ EOCRFDM2-WRDUH(Discontinued) | AC/DC 100~240V | |
EOCRFDM2-WRDBHZ EOCRFDM2-WRDBH(Discontinued) | AC/DC 24V | ||
Through screw-terminal type | EOCRFDM2-WRDUTZ EOCRFDM2-WRDUT(Discontinued) | AC/DC 100~240V | |
EOCRFDM2-WRDBTZ EOCRFDM2-WRDBT(Discontinued) | AC/DC 24V |
If you are interested in our products, or if we can help you, you can call our national customer service number at any time:+86-17717479099
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