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17717479099   | EOCR-DS3(T) Overview ✔ Ultra-compact ✔ Built-in MCU (Microcontroller Unit) ✔ Ultra-compact and compact design ✔ Multiple protection functions ✔ Separate settings for start delay time and trip time ✔ Operating current confirmation: Red LED ✔ Trip indication and fault identification function ✔ Manual (instant)/electric reset ✔ Strong environmental resistance ✔ Energy-saving ✔ No-voltage release/fault protection action → Type N ✔ (T): Terminal type ✔ 24~240VAC/DC universal power supply ✔ DS3(T): Designed for 3-phase applications ✔ Selectable N-R setting via front DIP switch, phase reversal ON/OFF adjustable |
EOCR-DS3(T) Applications
✔ CNC machine tool drill overload
✔ Compressor motor overload
✔ Crane overload and low torque
EOCR-DS3(T) Protection Functions
✔ Overcurrent (operates after O-Time)
✔ Phase loss (within 4 seconds)
✔ Locked rotor (operates after O-Time)
✔ Reverse phase (0.3 seconds)
EOCR-DS33(T) Product Features
| Product Information |
| Product Range | EOCR |
| Model Name | EOCR-DS3(T)Economical Electronic Overcurrent Relay |
| Protection Type | Overload, In > Overcurrent Setting Phase Loss Locked Rotor, In > 3 Times Overcurrent Setting Reverse Phase Protection |
[Us] Rated Input Voltage | 24~240V AC/DC |
| Power Frequency | 50...60 Hz |
| Protection Range | 05type：0.5~6 A 30type：3-30 A 60type：5-60 A |
| Mounting Method | 35 mm DIN Rail Panel Mounting |
| Electrical/Mechanical Characteristics |
| Contact Type | 1 NO + 1 NC |
| Reset method | Manual reset Automatic reset：0…1 s |
| Time Setting | Start Delay Time: 1...50 seconds Overcurrent Trip Time: 1...10 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 IEC 60947-4-1 |
| Power Consumption | 5 W |
[Ith] Continuous Current | 5 A control circuit |
Permissible Current | 125 V, 5 A |
| Wiring | Wiring Terminal - Clamp 2 x 1…2.5 mm² Flexible Cable Without Ferrules - M3.5 Control Circuit Cable 2 x 1…2.5 mm² Flexible Cable Without Ferrules - M3.5 Control Circuit Cable 2 x 1…2.5 mm² Flexible Cable With Ferrules - M3.5 |
| Tightening Torque | Control circuit: 1.7 N·m, suitable for terminal clamps, cables, 7 mm Main circuit: 1.7...2.5 N·m, suitable for terminal clamps, 7 mm |
| Dimensions and weight |
type | DS3 | DS3(T) |
Height | 74.5 mm | 56.3 mm |
Width | 70 mm | 70 mm |
Depth | 83.8 mm | 108.1 mm |
Weight | 0.315 kg | 0.355 kg |
| Using Environment |
| Using Temperature | -20…60 °C ( IEC 60947-4-1) |
Storage Temperature | -40…85°C |
| Operating Altitude | 2000m |
| IP Rating | IP20, 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 | CE |
18 months warranty |
EOCR-DS3 Reference Wiring
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EOCR-DS3 Overall Dimensions
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EOCR-DS3 Product Ordering
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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
You can also communicate with us online, of course, you can also leave us a message below, we will be happy to serve you!
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