ABB|REM611| Numerical Motor Protection Relay
Description
The ABB REM611 is a numerical motor protection relay designed for the protection, control, and monitoring of asynchronous motors in industrial systems.
Features
Comprehensive motor protection
Configurable control functions
Supports multiple communication protocols
User-friendly interface with LCD
Technical Specifications
Model
REM611
Manufacturer
ABB
Rated Voltage
100–240 V AC, 48–250 V DC
Rated Frequency
50/60 Hz
Analog Inputs
4 current inputs (1 A or 5 A), 1 voltage input
Digital Inputs
3 (configurable)
Digital Outputs
4 (including trip and alarm)
Communication Interfaces
IEC 61850, Modbus RTU/TCP, DNP3
Protection Functions
Overcurrent, thermal overload, phase unbalance, stall protection
Measurement Accuracy
±2% for current, ±0.5% for voltage
Operating Temperature
-25°C to +55°C
Storage Temperature
-40°C to +85°C
Protection Rating
IP54 (front), IP20 (rear)
Dimensions
177 mm x 177 mm x 149 mm
Weight
Approximately 2.0 kg
ABB|REM611| Numerical Motor Protection Relay
ABB|REM611| Numerical Motor Protection Relay
Description
The ABB REM611 is a numerical motor protection relay designed for the protection, control, and monitoring of asynchronous motors in industrial systems.
Features
Comprehensive motor protection
Configurable control functions
Supports multiple communication protocols
User-friendly interface with LCD
Technical Specifications
Model
REM611
Manufacturer
ABB
Rated Voltage
100–240 V AC, 48–250 V DC
Rated Frequency
50/60 Hz
Analog Inputs
4 current inputs (1 A or 5 A), 1 voltage input
Digital Inputs
3 (configurable)
Digital Outputs
4 (including trip and alarm)
Communication Interfaces
IEC 61850, Modbus RTU/TCP, DNP3
Protection Functions
Overcurrent, thermal overload, phase unbalance, stall protection
Measurement Accuracy
±2% for current, ±0.5% for voltage
Operating Temperature
-25°C to +55°C
Storage Temperature
-40°C to +85°C
Protection Rating
IP54 (front), IP20 (rear)
Dimensions
177 mm x 177 mm x 149 mm
Weight
Approximately 2.0 kg
