ABB REM620E_1G Motor Protection And Control

The ABB REM620 is a dedicated motor management relay designed for the protection, control, measurement, and supervision of medium- and large-sized asynchronous and synchronous motors. Tailored for the manufacturing and process industries, REM620 ensures dependable motor operation under both normal and abnormal conditions.

As a member of ABB’s Relion® product family and part of the 620 series, REM620 combines proven protection algorithms with the latest communication standards and a highly flexible architecture.

Scope of Application

• Comprehensive protection for large asynchronous and synchronous motors

• Ideal for industrial applications requiring advanced motor supervision, fault detection, and control

Key Benefits

• Versatile protection and control using either conventional instrument transformers or modern sensor technology

• Highly configurable to suit application-specific requirements through functional scalability

• Withdrawable plug-in unit design for simplified installation, commissioning, and maintenance

• Intuitive graphical interface with a large customizable display, including Single Line Diagrams (SLDs), accessible locally or via a web-browser-based HMI

• Backed by ABB's comprehensive life-cycle services for long-term operational support

Key Features

• Comprehensive motor protection for both asynchronous and synchronous motors, including differential protection

• Protection active during start-up and normal operation, with fast fault detection and isolation in abnormal conditions

• Advanced motor supervision through:

• RTD (Resistance Temperature Detector) inputs

• mA measurement channels

• Optional arc protection

• Full support for IEC 61850 Editions 1 & 2, including:

• PRP (Parallel Redundancy Protocol)

• HSR (High-availability Seamless Redundancy)

• GOOSE messaging

• IEC 61850-9-2 LE for reduced wiring and enhanced supervision

• Additional communication protocols:

• Modbus

• DNP3

• IEC 60870-5-103

• Time synchronization options:

• Standard methods

• IEEE 1588 V2 Precision Time Protocol (PTP) for high-accuracy time coordination