Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
DIA53S72450A – 50AAC CURRENT RELAY
Carlo Gavazzi DIA53S72450A AC overcurrent monitoring relay with 5-50 A AC input range and solid state output for industrial current monitoring applications.
£61.35
Why Choose the Carlo Gavazzi DIA53S72450A Current Monitoring Relay?
The Carlo Gavazzi DIA53S72450A is a compact and reliable AC overcurrent monitoring relay designed for accurate current supervision and protection in industrial automation, electrical panels and control systems. As part of the advanced Carlo Gavazzi DIA53 monitoring relay series, it provides dependable current monitoring for applications requiring precise overcurrent detection and reliable switching performance.
This current monitoring relay features an integrated current transformer, self-powered operation and a compact 17.5 mm DIN rail housing, simplifying installation while saving valuable space inside industrial control panels. The two-wire design and built-in transformer provide a practical solution for current monitoring applications.
With a monitoring range of 5–50 A AC, solid state NPN-PNP open collector output and overcurrent monitoring function, the Carlo Gavazzi DIA53S72450A is suitable for machinery protection, load monitoring and industrial automation applications.
Key Advantages
- Compact AC overcurrent monitoring relay for industrial applications.
- 5–50 A AC monitoring range suitable for current supervision tasks.
- Integrated current transformer simplifies installation.
- Self-powered two-wire connection reduces wiring requirements.
- NPN-PNP open collector solid state output for flexible control integration.
- Compact DIN rail housing for efficient panel installation.
Key Features
- Carlo Gavazzi DIA53 monitoring relay series.
- Model: DIA53S72450A.
- 1-phase AC overcurrent monitoring.
- 5–50 A AC input monitoring range.
- Solid state NPN-PNP open collector output.
- Self-powered design.
- 17.5 mm mini DIN rail housing.
- LED indication for output status.
Reliable Current Monitoring for Industrial Systems
Current monitoring relays such as the Carlo Gavazzi DIA53S72450A provide reliable supervision of electrical loads by detecting abnormal current conditions and generating a control output when limits are exceeded. This supports improved machine protection, fault detection and process monitoring in industrial environments.
The DIA53 series is designed for automation engineers and electrical panel builders requiring compact and dependable current monitoring solutions for industrial applications.
Typical Applications
- Industrial motor current monitoring.
- Machine protection systems.
- Pumps and ventilation equipment.
- Automation control panels.
- Load monitoring applications.
- Industrial electrical installations.
Technical Specifications
Tick the specs you need, then view products that match.
| Mounting Type | DIN rail | |
|---|---|---|
| Monitoring Function | Current | |
| IP Rating | IP20 | |
| Manufacturer | Carlo Gavazzi | |
| Series | DIA53 | |
| Model | DIA53S72450A | |
| Product type | AC current monitoring relay | |
| Monitoring function | Overcurrent monitoring | |
| Input current range | 5–50 A AC | |
| Current category | Above 5 A | |
| Supply voltage | Self-powered | |
| Connection | 2-wire connection | |
| Output type | Solid state open collector | |
| Output configuration | NPN / PNP | |
| Output rating | 40 V DC / 100 mA | |
| Mounting type | Mini DIN rail mounting | |
| Protection rating | IP20 | |
| Frequency range | 45–400 Hz | |
| Operating temperature | -20 to +60 °C | |
| Dimensions | approx. 17.5 × 81 × 67.2 mm |
Frequently Asked Questions
What is the Carlo Gavazzi DIA53S72450A used for?
The Carlo Gavazzi DIA53S72450A is used for monitoring AC current and detecting overcurrent conditions in industrial automation and electrical systems.
What current range does the DIA53S72450A monitor?
The relay monitors an AC current range of 5–50 A.
Does the DIA53S72450A require an external power supply?
The DIA53S72450A features self-powered operation with a two-wire connection.
How is the Carlo Gavazzi DIA53S72450A installed?
The relay is installed using a compact DIN rail mounting format inside electrical control panels.
What type of output does this monitoring relay provide?
The relay provides a solid state NPN-PNP open collector output for integration with control systems.
Trusted for Industrial Monitoring
Carlo Gavazzi monitoring relays are widely used by automation engineers and system integrators to provide reliable current supervision, equipment protection and dependable industrial control performance.
