ABB RET650 Motor Protection Relay

Product Short Description

Input Voltage: AC 100 – 240V or DC 48 – 250V
Operating Frequency: 50/60 Hz
Protection Level: IP40 (front of the panel) and IP30 (back)
Communication Interfaces: Support IEC 61850, Modbus, and DNP3 protocols, with both Ethernet and serial interfaces
Weight: Approximately 3 kg
Operating Temperature Range: – 40°C to + 70°C
Storage Temperature Range: – 40°C to 85°C

Comprehensive Protection Functions: Include over – current protection, earth fault protection, over – voltage protection, under – voltage protection, frequency protection, and differential protection. It can quickly detect and isolate faults to prevent damage to the motor.
Flexible Configuration: Can be flexibly configured according to user needs for protection functions, measurement functions, and communication functions.
Advanced Measurement Functions: Provide accurate measurement of voltage, current, power, power factor, etc., and have harmonic analysis functions.
Powerful Communication Capabilities: Support multiple communication protocols such as IEC 61850, DNP 3.0, and Modbus, facilitating integration with the host computer system.
User – friendly Interface: Equipped with a large – size color liquid – crystal touch – screen, which can display protection information and status in real – time. It also includes programmable LED text labels and role – based access control.

Power Plants: Suitable for the protection of generators and transformers in power plants, including thermal power plants, nuclear power plants, and hydropower plants.
Substations: Used for the protection and control of transformers and 输电 lines in substations.
Wind and Solar Power Plants: Applied to the protection of transformers in wind and solar power generation systems.
Industrial Fields: Such as 石油，steel, and other industries, used for the protection of motors and transformers in the power distribution system.

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