Carlo Gavazzi DPC01DM48400HZ three-phase voltage monitoring relay designed for phase monitoring and electrical protection in industrial control systems.
SKU:DPC01DM48400HZMPN:DPC01DM48400HZ
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Why Choose the Carlo Gavazzi DPC01DM48400HZ Three-Phase Monitoring Relay?
The Carlo Gavazzi DPC01DM48400HZ is a compact and reliable three-phase voltage monitoring relay designed to protect electrical equipment by monitoring phase loss, phase sequence, voltage asymmetry, tolerance, overvoltage and undervoltage conditions. As part of the Carlo Gavazzi DPC01 monitoring relay series, it provides dependable voltage supervision for industrial automation, motor protection and electrical control applications.
This monitoring relay continuously evaluates three-phase supply conditions and activates relay outputs when abnormal voltage conditions are detected. The DPC01DM48400HZ is designed for straightforward installation on industrial DIN rails, making it suitable for integration into control panels, machinery and automation systems.
With a 380–480 V AC three-phase monitoring range, support for 50–400 Hz frequency applications and two SPDT relay outputs, the Carlo Gavazzi DPC01DM48400HZ provides flexible protection and monitoring for industrial electrical systems.
Key Advantages
Compact three-phase voltage monitoring relay for industrial protection applications.
Phase loss and phase sequence monitoring improves system reliability.
Overvoltage, undervoltage, voltage asymmetry and tolerance detection.
380–480 V AC monitoring range suitable for industrial power systems.
Two SPDT relay outputs for control and signalling applications.
DIN-rail mounting for efficient electrical panel installation.
Key Features
Carlo Gavazzi DPC01 monitoring relay series.
Three-phase voltage monitoring.
Phase loss detection.
Phase sequence monitoring.
Overvoltage and undervoltage monitoring.
Voltage asymmetry and tolerance monitoring.
Two SPDT relay outputs.
45 mm DIN-rail housing.
50–400 Hz frequency capability.
Reliable Voltage Protection for Industrial Systems
Three-phase monitoring relays such as the Carlo Gavazzi DPC01DM48400HZ help protect motors, machinery and electrical equipment by detecting abnormal supply conditions before they affect system performance. Monitoring phase sequence, phase loss and voltage quality helps improve operational reliability and reduce unexpected downtime.
The DPC01DM48400HZ is designed for industrial automation engineers, panel builders and maintenance professionals requiring dependable electrical supervision. Its compact DIN-rail format and relay outputs allow straightforward integration into control and protection circuits.
Typical Applications
Industrial motor protection systems.
Automation control panels.
Three-phase electrical equipment monitoring.
Pumps, fans and compressors.
Machine control systems.
Industrial power monitoring applications.
Technical Specifications
Manufacturer
Carlo Gavazzi
Series
DPC01
Model
DPC01DM48400HZ
Product type
Three-phase voltage monitoring relay
Monitoring voltage range
380–480 V AC
Frequency range
50–400 Hz
Monitoring functions
Phase loss, phase sequence, overvoltage, undervoltage, voltage asymmetry, tolerance
Output
2 SPDT relay outputs
Alarm delay
0.1–30 s
Mounting type
Industrial DIN rail
Protection rating
IP20
Dimensions (H × W × D)
80 × 45 × 99.5 mm
Operating temperature
-20 to +60 °C
Frequently Asked Questions
What is the Carlo Gavazzi DPC01DM48400HZ used for?
The Carlo Gavazzi DPC01DM48400HZ is a three-phase monitoring relay used to detect phase loss, phase sequence errors, voltage asymmetry, tolerance, overvoltage and undervoltage conditions.
What voltage range does the DPC01DM48400HZ monitor?
The DPC01DM48400HZ monitors three-phase voltage systems in the 380–480 V AC range.
What frequency range does the DPC01DM48400HZ support?
The relay supports frequency ranges up to 50–400 Hz for specialist industrial applications.
How is the Carlo Gavazzi DPC01DM48400HZ installed?
The DPC01DM48400HZ is designed for installation on an industrial DIN rail inside electrical control panels.
What faults can the DPC01DM48400HZ detect?
The relay detects phase loss, incorrect phase sequence, overvoltage, undervoltage, voltage asymmetry and tolerance conditions.
Trusted by Industrial Control Engineers
Carlo Gavazzi monitoring relays provide reliable electrical supervision solutions for industrial automation, motor protection and control panel applications.
Manufacturer
Carlo Gavazzi
Series
DPC01
Model
DPC01DM48400HZ
Product type
Three-phase voltage monitoring relay
Monitoring voltage range
380–480 V AC
Frequency range
50–400 Hz
Monitoring functions
Phase loss, phase sequence, overvoltage, undervoltage, voltage asymmetry, tolerance
Output
2 SPDT relay outputs
Alarm delay
0.1–30 s
Mounting type
Industrial DIN rail
Protection rating
IP20
Dimensions (H × W × D)
80 × 45 × 99.5 mm
Operating temperature
-20 to +60 °C
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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
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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...