Carlo Gavazzi DTA02C230 motor temperature monitoring relay with PTC thermistor input, 230 V AC supply and SPDT relay output for industrial motor protection.
SKU:DTA02C230MPN:DTA02C230
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Why Choose the Carlo Gavazzi DTA02C230 Motor Temperature Monitoring Relay?
The Carlo Gavazzi DTA02C230 is a reliable thermistor monitoring relay designed to protect electric motors by monitoring temperature through embedded PTC thermistors. As part of the Carlo Gavazzi DTA02 monitoring relay series, it provides fast over-temperature detection, alarm handling and dependable switching control for industrial motor protection applications.
This temperature monitoring relay provides advanced protection functionality with integrated test and reset features, allowing engineers to simulate fault conditions and restore operation after the motor temperature returns to a safe level. Its compact 22.5 mm DIN-rail housing makes it easy to integrate into electrical control panels and industrial automation systems.
With a 230 V AC supply voltage, PTC thermistor measurement input and a 1 SPDT relay output, the Carlo Gavazzi DTA02C230 is ideal for motor protection systems requiring reliable thermal monitoring and alarm indication.
Key Advantages
Reliable motor temperature monitoring relay for industrial protection applications.
PTC thermistor monitoring provides accurate motor coil temperature protection.
230 V AC supply voltage suitable for industrial control systems.
Integrated test and reset functions simplify commissioning and maintenance.
SPDT relay output provides flexible alarm and control switching.
Compact 22.5 mm DIN-rail housing saves valuable panel space.
Key Features
Carlo Gavazzi DTA02 motor temperature monitoring relay series.
PTC thermistor input according to EN 44081.
230 V AC rated supply voltage.
1 SPDT relay output.
Local reset button and remote reset capability.
Test button for fault condition simulation.
LED indication for power, relay and alarm status.
Galvanically separated power supply.
DIN-rail mounting design for industrial control cabinets.
Reliable Motor Protection for Industrial Automation
Motor temperature monitoring relays such as the Carlo Gavazzi DTA02C230 help prevent damage caused by excessive heat in electric motor windings. By continuously measuring PTC thermistor resistance, the relay detects overheating conditions and activates an alarm or protective shutdown circuit when required.
The DTA02 series is designed for industrial engineers requiring dependable protection, simple installation and flexible integration into automation systems. Its DIN-rail format and built-in diagnostic functions make it suitable for a wide range of motor control applications.
Typical Applications
Industrial motor protection systems.
Pumps, fans and ventilation equipment.
Machine automation control panels.
Motor control centres and electrical cabinets.
Industrial machinery with PTC-protected motors.
OEM automation and process control systems.
Technical Specifications
Voltage
230 V
Manufacturer
Carlo Gavazzi
Series
DTA02
Model
DTA02C230
Product type
Motor temperature monitoring relay
Sensor input
PTC thermistor
Supply voltage
230 V AC
Output type
1 SPDT relay
Relay contact rating
8 A at 250 V AC
Mounting type
Industrial DIN-rail mounting
Protection rating
IP20
Dimensions (W × H × D)
approx. 22.5 × 80 × 99.5 mm
Operating temperature
-20 °C to +60 °C
Approvals
UL approved
Frequently Asked Questions
What is the Carlo Gavazzi DTA02C230 used for?
The Carlo Gavazzi DTA02C230 is used to monitor motor temperature using PTC thermistors and provide protection against motor overheating.
What type of sensor does this relay use?
The DTA02C230 uses PTC thermistor sensors installed in motor windings for temperature monitoring.
What supply voltage does the relay require?
The Carlo Gavazzi DTA02C230 operates from a 230 V AC supply.
What output does this temperature relay provide?
The relay provides a 1 SPDT relay output for alarm and motor protection control circuits.
Where is this relay typically installed?
The DTA02C230 is typically installed inside electrical control panels using standard DIN-rail mounting.
Trusted by Industrial Automation Professionals
Carlo Gavazzi monitoring relays are widely used in industrial automation systems to provide reliable motor protection, temperature monitoring and dependable control performance.
Voltage
230 V
Manufacturer
Carlo Gavazzi
Series
DTA02
Model
DTA02C230
Product type
Motor temperature monitoring relay
Sensor input
PTC thermistor
Supply voltage
230 V AC
Output type
1 SPDT relay
Relay contact rating
8 A at 250 V AC
Mounting type
Industrial DIN-rail mounting
Protection rating
IP20
Dimensions (W × H × D)
approx. 22.5 × 80 × 99.5 mm
Operating temperature
-20 °C to +60 °C
Approvals
UL approved
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...