Carlo Gavazzi DPB71CM48 three phase voltage monitoring relay designed for electrical supply supervision and fault detection in industrial control systems.
SKU:DPB71CM48MPN:DPB71CM48
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Why Choose the Carlo Gavazzi DPB71CM48 Three Phase Monitoring Relay?
The Carlo Gavazzi DPB71CM48 is a compact and reliable three-phase voltage monitoring relay designed to protect electrical systems by monitoring supply conditions including phase loss, phase sequence, overvoltage and undervoltage faults. As part of the advanced Carlo Gavazzi DPB71 monitoring relay series, it provides dependable voltage supervision for industrial automation, machinery and electrical control applications.
This monitoring relay helps improve equipment reliability by detecting abnormal three-phase power conditions before they can affect motors, drives or production equipment. Its compact DIN-rail housing and integrated relay output allow straightforward installation within modern industrial control panels.
With a 208–480 V AC three-phase monitoring range, the DPB71CM48 is suitable for applications requiring reliable monitoring of electrical supplies, fault detection and protection of industrial equipment.
Key Advantages
Compact three-phase voltage monitoring relay designed for industrial applications.
Detects phase loss, phase sequence, overvoltage and undervoltage conditions.
208–480 V AC monitoring range suitable for common industrial power systems.
Reliable relay output for alarm and control integration.
DIN-rail mounting design simplifies installation in control cabinets.
Helps protect motors and electrical equipment from supply faults.
Key Features
Carlo Gavazzi DPB71 monitoring relay series.
Three-phase voltage monitoring functionality.
208–480 V AC voltage monitoring.
Phase loss and phase sequence detection.
Overvoltage and undervoltage monitoring.
Relay output for connection to control systems.
50 / 60 Hz frequency operation.
Compact DIN-rail mounting housing.
Reliable Three Phase Power Monitoring
Monitoring relays such as the Carlo Gavazzi DPB71CM48 provide continuous supervision of electrical supplies to help protect motors, automation equipment and industrial systems. By detecting incorrect voltage conditions and phase faults, they help reduce downtime and improve operational reliability.
The DPB71 series is designed for industrial automation engineers and panel builders requiring dependable electrical monitoring in compact control systems. Its integrated protection functions make it suitable for a wide range of industrial installations.
Typical Applications
Industrial motor protection systems.
Pumps and compressor control panels.
HVAC and ventilation equipment.
Industrial automation machinery.
Electrical distribution monitoring.
Production and process equipment.
Technical Specifications
Manufacturer
Carlo Gavazzi
Series
DPB71
Model
DPB71CM48
Product type
Three-phase voltage monitoring relay
Monitoring functions
Phase loss, phase sequence, overvoltage and undervoltage
Input voltage range
208–480 V AC
Frequency
50 / 60 Hz
Mounting type
DIN-rail mounting
Protection rating
IP20
Frequently Asked Questions
What is the Carlo Gavazzi DPB71CM48 used for?
The DPB71CM48 is used to monitor three-phase electrical supplies and detect phase faults and voltage abnormalities in industrial control systems.
What voltage range does the DPB71CM48 monitor?
The relay monitors three-phase AC supplies within the 208–480 V AC range.
What faults can the DPB71CM48 detect?
The relay detects phase loss, incorrect phase sequence, overvoltage and undervoltage conditions.
How is the Carlo Gavazzi DPB71CM48 installed?
The relay is designed for installation inside electrical control panels using DIN-rail mounting.
What applications use the DPB71CM48?
The DPB71CM48 is typically used for motor protection, industrial automation and electrical supply monitoring applications.
Trusted by Industrial Automation Engineers
Carlo Gavazzi DPB71 monitoring relays are widely used in industrial control applications to provide reliable three-phase voltage monitoring and protection for automation systems.
Manufacturer
Carlo Gavazzi
Series
DPB71
Model
DPB71CM48
Product type
Three-phase voltage monitoring relay
Monitoring functions
Phase loss, phase sequence, overvoltage and undervoltage
Input voltage range
208–480 V AC
Frequency
50 / 60 Hz
Mounting type
DIN-rail mounting
Protection rating
IP20
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...