The most recent Three Phase Monitoring Relay from Caliber Interconnect Solutions was created to meet the increasing demand for reliable electrical protection in India’s infrastructure, industrial, and renewable energy sectors.

The new Three Phase Monitoring Relay is made to provide reliable and accurate monitoring as more and more industries operate in environments impacted by voltage fluctuations and power quality issues.
It offers accurate voltage assessment even in distorted or unstable electrical conditions, which is crucial for modern manufacturing, HVAC, power distribution, and solar installations. It is based on True RMS (TRMS) measurement principles.
Phase imbalance, phase loss, over-voltage and under-voltage with configurable thresholds, and phase sequence faults—problems that are among the most frequent reasons for industrial equipment failure are all detected by the relay, which continually monitors all three phases.
Clear LED fault indications facilitate rapid panel-level identification and diagnosis, enabling maintenance teams to respond more quickly.
The device prioritizes durability and safety and is made with UL 94 V-0 grade flame-retardant material. It is appropriate for panels with limited space and modern industrial control systems because to its small 19.1 mm footprint and quick response time of less than two seconds.
The Three Phase Monitoring Relay was developed and manufactured in India, which is consistent with the nation’s emphasis on robust industrial infrastructure, energy efficiency, and electrical safety.
Serving customers in India, Singapore, the US, Japan, Malaysia, and Israel, Caliber Interconnects has more than 20 years of expertise providing high-reliability engineering and product solutions in the semiconductor, automotive, railroad, avionics, and medical industries. The company holds certifications for ISO 27001, AS9100D, and ISO 9001.
The Three Phase Monitoring Relay is suitable for a wide range of applications including industrial machinery, HVAC systems, motors, generators, pumps, compressors, solar energy systems, and electrical control panels. It is available through Caliber Interconnects’ offices in Bengaluru and Coimbatore, supporting deployment across India.
Key Comment
Suresh Babu, Managing Director, Caliber Interconnects, said, “With rapid electrification and automation across Indian industry, electrical reliability has become a foundational requirement. This Three Phase Monitoring Relay is engineered to ensure consistent system protection and operational continuity in real-world conditions.”
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