Carlo Gavazzi PPA02CM40 three-phase sequence monitoring relay with 380–480 V AC monitoring range and SPDT relay output for industrial control systems.
£75.75
The Carlo Gavazzi PPA02CM40 is a compact and reliable three-phase sequence monitoring relay designed to monitor electrical supplies and protect industrial equipment by detecting incorrect phase sequence conditions in automation and control systems. As part of the trusted Carlo Gavazzi PPA02 monitoring relay series, it provides dependable monitoring performance for motors, machinery and industrial electrical installations.
This monitoring relay continuously checks three-phase supplies and provides relay switching when phase sequence faults are detected. Its compact 36 mm plug-in housing enables straightforward installation within electrical control panels and industrial protection systems.
With a 380–480 V AC three-phase monitoring range, 50–60 Hz operation and an SPDT relay output, the PPA02CM40 is suitable for industrial applications requiring reliable phase sequence monitoring and electrical protection.
Three-phase monitoring relays such as the Carlo Gavazzi PPA02CM40 help maintain reliable operation of electrical systems by checking supply conditions before equipment operation. Correct phase sequence monitoring is particularly important for motors, pumps and machinery where incorrect rotation direction can affect performance or cause equipment issues.
The PPA02 series is designed for industrial automation engineers and electrical installers requiring dependable monitoring devices with straightforward panel integration. Its compact plug-in format allows efficient installation within control cabinets and automation systems.
| Manufacturer | Carlo Gavazzi |
|---|---|
| Series | PPA02 |
| Model | PPA02CM40 |
| Product type | Three-phase voltage monitoring relay |
| Monitoring function | Phase sequence |
| Voltage range | 380–480 V AC |
| Additional voltage range | 440–480 V AC |
| Input phases | 3-phase |
| Frequency | 50–60 Hz |
| Output type | SPDT relay output |
| Number of outputs | 1 relay |
| Relay contact rating | 8 A |
| Mounting type | Plug-in socket mounting |
| Housing dimensions (H × W × D) | 80 × 36 × 94 mm |
| Protection rating | IP20 |
| Time delay adjustment | No delay adjustment |
The PPA02CM40 is a three-phase monitoring relay used to monitor phase sequence conditions in industrial electrical systems.
The relay monitors three-phase supplies across a range of 380–480 V AC.
The PPA02CM40 detects incorrect phase sequence conditions in three-phase electrical supplies.
The relay provides a single SPDT relay output for connection to industrial control circuits.
The PPA02CM40 uses a plug-in socket mounting design for installation in electrical control panels.
Carlo Gavazzi PPA02 monitoring relays are widely used in industrial control systems to provide dependable phase monitoring, fault prevention and reliable equipment operation.
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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...