ABB RXPDK21H Directional Time-Overcurrent Relay, Model: 1MRK000844-BB

Model:RXPDK21H 1MRK000844-BB

Type:Directional Time-Overcurrent Relay

Application Voltage:Up to 690V AC/415V DC

Operating Temperature Range:-25°C to +70°C

Relay Rating:3A, 250V AC/30V DC

Number of Channels:2

Response Time:Less than 1ms

Protection Level:Class I/II

Communication Interface:MODBUS RTU

Installation Type:Panel-Mount

Power Supply:AC 24V, DC 24V

    Integrating advanced technology with robust design, the ABB RXPDK21H Directional Time-Overcurrent Relay 1MRK000844-BB is tailored for high-demand industrial environments. Its precision in handling overcurrent conditions ensures that electrical systems operate efficiently and safely.

    Equipped with a wide operating voltage range of 400V AC, this relay is compatible with a variety of power sources found in industrial settings. It offers a current rating of up to 500A, making it suitable for managing large-scale electrical loads.

    The directional feature allows for selective protection, directing the current flow and enhancing system reliability. With an operating time range from 0.1 seconds to 10 seconds, it provides quick response to overcurrent events without compromising on safety.

    Featuring a 3PDT (three poles, three contacts per pole) configuration, the relay offers versatile connection options, facilitating easy integration into existing systems. Its mechanical and electrical lifespans ensure long-term reliability, reducing maintenance requirements and downtime.

    Designed for operation in extreme temperatures ranging from -40°C to +70°C, and capable of being stored in conditions from -55°C to +85°C, this relay is built to withstand harsh industrial environments. Its IP20 protection class further enhances its durability against dust and splashes, ensuring consistent performance.