ABB REF610C11LCLR

Introduction to ABB REF610C11LCLR
 

Product Positioning: The ABB REF610C11LCLR is a digital feeder/motor protection relay module from the ABB Relion® 610 series. It is a comprehensive relay protection device that can be used independently or as a plug-in unit for PLCs/control panels.
Applicable Frequency: 60 Hz (a 50 Hz version is also available).

Main Features
 

Multiple protection functions, including phase overcurrent, ground fault, auto-reclosing, frequency, voltage, and cold load pickup inhibition.

Current/voltage measurement accuracy: ±0.5%, power measurement accuracy: ±1%.

Event recording, disturbance recording, circuit breaker monitoring, and self-supervision.

Technical Parameters (Key Specifications)
 

Rated Voltage: ≤ 35 kV

Rated Frequency: 50 / 60 Hz

Current Input: 1 A or 5 A (switchable)

Voltage Input: 100 V, 120 V, 125 V, 127 V (phase voltage)

Communication Interfaces: 2 × 100 Mbps Ethernet (IEC 61850), 1 × RS-485 (Modbus/DNP3)

Supported Protocols: IEC 61850-8-1, IEC 61850-9-2 LE, Modbus RTU/TCP, DNP3, IEC 60870-5-103, Profibus, LON, SPA, etc.

Time Synchronization: IRIG-B, PTP (IEEE 1588), SNTP.

Typical Application Scenarios
 

Incoming/outgoing feeder protection in distribution substations.

Backup protection for industrial power distribution systems, transformers, and generators.

Comprehensive protection for critical loads such as motors, pumps, and compressors.

Power distribution protection in harsh environments, including offshore platforms and marine settings.

Product Positioning and Series Relationship

The REF610C11LCLR is a C-11 L CLR variant of the REF610 series, specifically designed for 60 Hz systems. It is often used alongside ABB REF610, REF610C, REF601, and other devices to form a complete protection and monitoring solution. In ABB's product catalog, it is listed as a "Relay system module (brand new)" and can be directly installed as a relay plug-in unit in control panels.

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