ABB SPAJ110 C-AA Earth-Fault Relay

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SPAJ110 C-AA Product datasheet

Model number:	SPAJ110 C-AA	Module Type：	Earth-Fault Relay
Manufacture:	ABB	Condition：	Brand New
Range of Product:	Advant OCSx800A	Lead time：	In Stock
Weight:	2.36kg	HS CODE：	8537101190
Dimension:	14.5x18x15cm	MOQ:	1
Product Origin:	SWEDEN	System：	DCS
Discontinued on:	Active	Communication Service:	Ethernet router

SPAJ110 C-AA Functional Description

The SPAJ110 C-AA ABB in stock is a versatile earth-fault and overcurrent protection relay engineered for robust performance in electrical distribution networks. This panel-mounted device offers flexible operation with selectable rated currents of 1A or 5A, accommodating various system requirements while maintaining low burden consumption below 0.5VA. The SPAJ110 C-AA Integrated protective relay ABB operates across a wide voltage range of 48-250V AC/DC, ensuring compatibility with diverse power system configurations.

Designed for reliable circuit protection, the Earth-Fault Relay ABB SPAJ110 C-AA features a substantial contact rating of 5A at 250V AC, capable of handling demanding switching operations. Its compact design combines functionality with space efficiency, making it suitable for installation in control panels with limited space. The relay maintains consistent performance across an operating temperature range from -25°C to +55°C, demonstrating its resilience in challenging environmental conditions.

The ABB EARTH-FAULT RELAY SPAJ110 C-AA incorporates advanced protection algorithms to detect earth faults and overcurrent conditions with precision, preventing equipment damage and minimizing downtime. Its robust construction and reliable operation make it particularly valuable in industrial plants, utility substations, and commercial power distribution systems where electrical protection is critical.

As part of ABB's comprehensive protection relay portfolio, the ABB SPAJ110 C-AA Earth-Fault Relay delivers the quality and dependability expected from a global leader in power technologies. The relay's combination of technical specifications, including its wide voltage range and temperature tolerance, positions it as a trusted solution for engineers designing or upgrading electrical protection schemes. Its straightforward installation and proven performance contribute to its widespread adoption in safeguarding electrical infrastructure.

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One Year Warranty

We offer a one-year warranty for any quality issues with our products. If you encounter any defects or malfunctions during this period, please contact us for prompt resolution. Our warranty covers repairs or replacements, ensuring your satisfaction and peace of mind.
Shipping & Delivery

We have 10 years experience with leading logistics companies like FedEx, DHL, and SF, ensuring efficient and reliable shipping solutions. Our extensive experience in working with these carriers allows us to offer fast, secure delivery services, tailored to meet the diverse needs of our customers.
Payment Method

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Earth-Fault Relay Overview

An earth-fault relay is a critical protective device designed to detect insulation failures and ground leakage currents in electrical systems. These specialized relays monitor for dangerous earth leakage conditions that could lead to equipment damage, fire hazards, or electric shock risks. Operating on the principle of residual current measurement, earth-fault relays compare the vector sum of phase currents to identify imbalances indicating ground faults. Modern versions feature adjustable sensitivity settings (typically 10-1000mA) and time delays to coordinate with system protection schemes. They're commonly used in conjunction with core balance current transformers for accurate residual current detection. Advanced models incorporate features like directional fault detection, harmonic filtering, and communication capabilities for integration with protection networks. Earth-fault relays are essential components in industrial plants, utility networks, and commercial installations, providing vital protection for motors, generators, transformers, and distribution circuits. Their quick response to ground faults (often within milliseconds) helps prevent extensive equipment damage while maintaining personnel safety. These relays are available in various configurations including electromechanical, static, and digital versions to suit different application requirements.

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