ABB RXPDK21H 1MRK000844-BB Overcurrent Relay

The ABB RXPDK21H 1MRK000844-BB Overcurrent Relay is a high-reliability protection device designed to detect and respond to overcurrent conditions in electrical systems. Engineered for precision and fast response, this relay plays a critical role in safeguarding equipment and ensuring system stability in industrial and power distribution applications.

The RXPDK21H continuously monitors current levels and triggers protective actions such as alarms or circuit disconnection when abnormal conditions are detected. Its advanced protection algorithms ensure accurate fault detection while minimizing nuisance tripping, making it suitable for critical environments where reliability is essential.

With robust industrial-grade construction, the ABB RXPDK21H is built to withstand harsh operating conditions, including electrical interference, vibration, and temperature variations. Its compact and modular design allows easy integration into control panels and protection systems, enhancing operational safety and efficiency.

Features

Accurate Overcurrent Protection
Detects abnormal current conditions with high precision.

Fast Response Time
Ensures immediate protective action to prevent equipment damage.

Reliable Industrial Performance
Designed for continuous operation in demanding environments.

Advanced Protection Algorithms
Reduces false trips while maintaining accurate fault detection.

Industrial-Grade Construction
Resistant to electrical noise, vibration, and temperature fluctuations.

Seamless System Integration
Compatible with electrical protection and automation systems.

Compact Design
Allows easy installation in control panels and switchgear.

Technical Specifications

Parameter	Description
Product Model	RXPDK21H
Part Number	1MRK000844-BB
Manufacturer	ABB
Product Type	Overcurrent Relay
Function	Detection and protection against overcurrent conditions
Input Type	Current input (CT-based, system dependent)
Response Type	Instantaneous / time-delay (configurable)
Mounting	Panel-mounted
Compatibility	Electrical protection and control systems
Condition	Original new
Warranty	12 months

About our company

why choose Us

PLC EXPORT is a trusted global supplier specializing in industrial automation components, offering a wide range of both new and obsolete parts from leading brands. With strong sourcing capabilities and extensive inventory, PLC EXPORT ensures fast delivery and reliable availability, even for hard-to-find models. The company is committed to providing high-quality products, competitive pricing, and responsive customer service, helping clients minimize downtime and maintain efficient operations. Backed by professional sales support and years of industry experience, PLC EXPORT is a dependable partner for your automation needs.

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FAQ

Common Problem

What is the main function of the RXPDK21H relay?

It detects overcurrent conditions and initiates protective actions.

Is it suitable for industrial environments?

Yes, it is designed for harsh industrial conditions.

Does it support adjustable settings?

Yes, current thresholds and delay times can be configured.

What industries use this relay?

Power, manufacturing, oil & gas, and utilities.

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