Caliberinterconnects

Three Phase Monitoring Relay

The Three Phase Monitoring Relay, a product from Caliber Interconnects (3 phase monitoring relay manufacturers), is an advanced solution for safeguarding three-phase power systems. This compact device excels in detecting phase failures, sequence errors and voltage imbalances, providing crucial protection for valuable electrical equipment. Engineered and manufactured in India to meet global standards, it offers a high-quality, cost-effective alternative to imported options, making robust power system protection accessible to the Indian market.

ABOUT PRODUCT

Three Phase Monitoring Relay

Caliber Interconnects’ Three Phase Monitoring Relay combines precision engineering with user-friendly design. This CE-certified device employs TRMS technology for accurate fault detection, significantly reducing system downtime and maintenance costs. Its seamless integration into existing setups, coupled with adjustable trip delays and automatic reset features, makes it an ideal choice for both industrial and commercial applications. With Caliber’s commitment to quality and local manufacturing, customers gain access to world-class protection solutions backed by responsive, on-ground support.

Why Our 3-Phase Relay Leads the Way

Protects Your Equipment


Constantly monitors the three-phase electrical line to detect overloads, short circuits, phase loss and other electrical faults.

Effortless Installation and Intuitive Operation


Simple setup with user-friendly instructions and guides for quick installation and operation.

Compact Design



Space-saving, compact design ensures easy integration into control panels without compromising functionality

Phase Sequence Protection


Detects and protects against incorrect phase sequence, ensuring proper operation of three-phase equipment.

Adjustable Sensitivity



Allows users to customize sensitivity for voltage fluctuations and phase imbalances, providing tailored protection for various applications.

LED Status Indicators



Provides visual feedback with LED indicators, showing the status of phase conditions and any detected faults for easy diagnostics.

Wide Voltage Range Compatibility


Compatible with a broad range of voltage levels, making it suitable for various industrial and commercial environments.

High Accuracy and Precision


Incorporates advanced microcontroller technology for precise and accurate fault detection, reducing false alarms.

Key Benefits of Three Phase Monitoring Relay

Saves Time and Money:


Reduces downtime and repair costs by promptly detecting electrical faults, preventing equipment damage.

Enhanced Safety Measures:


Prioritizes safety by mitigating potential electrical hazards, reducing the risk of equipment failure and accidents.

No Infrastructure Change Needed:

Compact design ensures seamless integration into existing systems, saving costs on additional panel infrastructure modifications.

Customizable Protection:


Adjustable sensitivity and wide voltage range compatibility allow for optimal protection based on specific operational needs.

Immediate Fault Detection:


With real-time monitoring and LED indicators, faults are detected immediately, ensuring fast response and minimizing equipment damage.

Comprehensive Equipment Protection:

The relay safeguards equipment against various power anomalies, extending the lifespan of electrical systems and reducing maintenance needs.

On Demand Customisation

Remote Monitoring & Connectivity

Enables real-time tracking and management of devices from any location, allowing users to access data and control settings remotely.

Edge Computing Capabilities

Processes data closer to the source, reducing latency and bandwidth use, which enables faster decision-making and tailored responses in real-time.

Programmable Alarms

Allows users to set customizable alerts based on specific conditions, ensuring timely notifications for maintenance or operational issues.

Energy Monitoring

Provides insights into energy consumption patterns, enabling users to optimize usage and reduce costs while supporting sustainability efforts.

Data Logging & Historical Analysis

Captures and stores data over time, facilitating trend analysis and informed decision-making based on historical performance and usage patterns.

Applications of Three Phase Monitoring Relay

Industrial Machineries

HVAC Systems

Pumps and Compressors

Motors and Generators

Solar Power Systems

Power Panels

Elevators and Lifts


CNC Machines


Water Treatment Plants

Conveyor Systems


Data Centres


Wind Power Systems

Packaging and Automation Systems

Technologies in Three Phase Monitoring Relay

TRMS (True RMS) Technology

Fire-Resistant Materials (UL 94 V-0)

LED Status Indicators

Wide Voltage Range Compatibility

Adjustable Sensitivity

High IP Rating (Ingress Protection 65)

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