Air Circuit Breakers (ACB)
EOCR (Electronic Over Current Relays)
Electronic Overcurrent Relay
EOCRSSD-60S – Electronic overcurrent relay, EOCR Digital, 10 to 60A, 220VAC
EOCRSSD-60S – Electronic Overcurrent Relay (Digital, 10–60A, 220VAC)
The EOCRSSD-60S is a compact and intelligent electronic overcurrent relay designed to protect motors from overloads, phase failures, and locked rotor conditions. With digital precision, easy setup, and built-in diagnostics, this relay is ideal for modern motor protection in industrial automation, HVAC, and pumping systems.
Operating on 220VAC, it supports a wide current range of 10A to 60A, making it suitable for a variety of motor sizes. The EOCRSSD series enhances safety, improves uptime, and supports smarter maintenance through real-time monitoring.
Key Features
- Digital Display for live current monitoring and fault identification
- Current Setting Range: 10–60A
- Operating Voltage: 220VAC (single-phase or three-phase)
- Protection Functions:
- Overload
- Phase failure / phase loss
- Locked rotor (mechanical jamming)
- Unbalanced phase
- Reset Mode: Manual or automatic
- Mounting Type: DIN rail
- Control Method: Solid-state relay (SSR)
- Status LEDs indicate normal operation, trip, and reset
- Compact Size for space-constrained panels
- Fast Reaction Time with accurate tripping curves
- Internal CTs – No external CT required for standard range
- Test Button for on-site verification of relay operation
Technical Data Sheet
| Parameter | Value |
|---|---|
| Model | EOCRSSD-60S |
| Current Setting Range | 10 – 60 A |
| Control Supply Voltage | 220 V AC ±10%, 50/60 Hz |
| Trip Time (Overload) | Adjustable: 1 – 30 sec |
| Trip Time (Locked Rotor) | Fixed: < 0.5 sec |
| Reset Type | Manual / Auto |
| Output Contact | 1 NO (Relay Output) |
| Mounting | DIN Rail (35 mm) |
| Display | 7-segment LED display |
| Indications | LED for Normal, Trip, and Alarm |
| Operating Temperature | –10°C to +60°C |
| Storage Temperature | –20°C to +70°C |
| Insulation Resistance | >100 MΩ at 500 VDC |
| Dielectric Strength | 2.5 kV, 1 min |
| Weight | Approx. 200g |
| Dimensions (W × H × D) | Approx. 45 × 90 × 65 mm |
| Certifications | CE, RoHS |
Applications
- Industrial motors (pumps, conveyors, compressors)
- HVAC systems
- Water treatment plants
- Machine automation panels
- Building management systems
- Any motor-based application requiring reliable overload protection
What’s Included
- EOCRSSD-60S Relay Unit
- User Manual
- Mounting Clips