ABB REM615 motor protection relay

Weight	Approximately 1.5 kg
Certifications	CE, UL, IEC 61850 – 9 – 2, IEC 61000 – 4 – 2
Dimensions	110mm x 180mm x 130mm (H x W x D)
IP Rating	IP20

Categories: ABB

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Description

ABB REM615 motor protection relay

In the intricate web of industrial power distribution, safeguarding feeders is essential for maintaining seamless operations. The ABB REM615 emerges as a highly specialized feeder protection relay, meticulously engineered to address the unique challenges of protecting electrical feeders in diverse industrial settings. As part of ABB’s renowned portfolio of power protection solutions, the REM615 combines advanced technology, robust design, and intelligent functionality to ensure the reliability and efficiency of power distribution networks.

The ABB REM615 is designed with a singular focus on feeder protection, making it a critical component in industrial control systems. Feeders act as the arteries of power distribution, carrying electricity from substations to various loads within a facility. Any disruption or fault in these feeders can lead to widespread downtime and costly production losses. The REM615 constantly monitors electrical parameters such as current, voltage, and power flow in feeders. When it detects anomalies like overcurrent, short – circuits, or earth faults, it rapidly initiates protective actions, isolating the faulty section to prevent the fault from spreading and minimizing the impact on the overall power system. This makes it an indispensable part of substation automation systems, SCADA (Supervisory Control and Data Acquisition) setups, and other industrial power management frameworks, ensuring that power is distributed safely and consistently.

Technical Highlights Table

Label	Specification
Model Number	REM615
Brand	ABB
Type	Feeder Protection Relay
Input Voltage	100 – 240V AC, 24V DC
Operating Temp	-40°C to +70°C
Communication Method	IEC 61850, Modbus RTU, Profibus DP
Mounting	DIN – rail mountable
Weight	Approximately 1.5 kg
Certifications	CE, UL, IEC 61850 – 9 – 2, IEC 61000 – 4 – 2

Functional Strengths & Design Advantages

The ABB REM615 offers a suite of functional strengths that set it apart in real – world industrial environments. Its high – speed protection algorithms enable it to detect and respond to faults in a fraction of a second. In a busy industrial plant with numerous feeders carrying heavy electrical loads, a fault can escalate quickly. The REM615’s rapid response ensures that it can isolate the problem feeder almost instantaneously, reducing the risk of damage to connected equipment and minimizing production interruptions.

The relay’s build quality is a testament to ABB’s engineering prowess. Constructed with rugged materials, the REM615 can withstand harsh industrial conditions, including high levels of electrical noise, mechanical vibrations, and extreme temperature fluctuations. This resilience ensures long – term, trouble – free operation, even in the most demanding industrial settings such as mining sites or chemical plants.

Interoperability is another key advantage of the ABB REM615. With support for multiple industry – standard communication protocols, it can integrate seamlessly with a wide range of other substation devices and control systems. This allows for easy incorporation into existing power management setups, whether it’s communicating with other relays, circuit breakers, or central control units. Operators benefit from the ability to monitor and control the REM615 remotely, using SCADA systems or other management platforms, enhancing the overall efficiency and flexibility of the power distribution network.

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