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PWB02CM4810A – 480V 1/3-PH ACT.PWR.RELAY
Carlo Gavazzi PWB02CM4810A active power monitoring relay for three-phase 380–480 V AC motor load monitoring and industrial automation applications.
£152.07
Why Choose the Carlo Gavazzi PWB02CM4810A Active Power Monitoring Relay?
The Carlo Gavazzi PWB02CM4810A is a reliable three-phase active power monitoring relay designed for monitoring electrical load conditions and detecting abnormal operating states in industrial systems. As part of the Carlo Gavazzi PWB02 power monitoring relay series, it provides accurate active power supervision for motor protection, automation and process control applications.
This monitoring relay measures active power in three-phase AC systems and provides adjustable monitoring functions for detecting over-power and under-power conditions. Its compact plug-in housing design simplifies installation while providing dependable relay switching for alarm and control circuits.
With a 380–480 V AC three-phase voltage range, a measurement capability up to 10 A or through compatible MI current transformers, and a 1 SPDT relay output, the PWB02CM4810A is suitable for monitoring pumps, motors, fans and industrial machinery.
Key Advantages
- Compact active power monitoring relay for three-phase systems.
- 380–480 V AC three-phase monitoring range for industrial applications.
- Detects over-power and under-power operating conditions.
- Up to 10 A measurement range or operation with MI current transformers.
- 1 SPDT change-over relay output for alarm and control functions.
- Space-saving 36 mm plug-in housing design.
Key Features
- Carlo Gavazzi PWB02 power monitoring relay series.
- Three-phase active power monitoring function.
- 380–480 V AC supply voltage.
- Measurement range up to 10 A or via MI current transformers.
- 1 x SPDT relay output.
- Adjustable upper and lower power monitoring levels.
- Delay-on-alarm function.
- 36 mm plug-in housing for control panel installation.
Reliable Power Monitoring for Industrial Systems
Active power monitoring relays such as the Carlo Gavazzi PWB02CM4810A provide an effective method of supervising electrical equipment by measuring power consumption within three-phase systems. Monitoring active power helps identify abnormal load conditions and enables protective action before equipment damage occurs.
The PWB02 series is designed for industrial automation engineers and machine builders requiring dependable electrical monitoring. Its compact plug-in format, relay output and compatibility with current transformers allow simple integration into motor control and protection systems.
Typical Applications
- Industrial motor load monitoring systems.
- Pumps and water handling equipment.
- Fans and ventilation systems.
- Industrial machinery and automation equipment.
- Process control installations.
- OEM electrical control panels.
Technical Specifications
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| Mounting Type | Plug-in socket | |
|---|---|---|
| Monitored Supply | Three-phase | |
| Monitoring Function | Power / cos φ | |
| Coil / Supply Voltage | 380 V AC, 400 V AC, 415 V AC, 440 V AC, 480 V AC | |
| IP Rating | IP20 | |
| Manufacturer | Carlo Gavazzi | |
| Series | PWB02 Power Monitoring Relays | |
| Model | PWB02CM4810A | |
| Product type | Active power monitoring relay | |
| Monitoring function | Active power | |
| Supply voltage | 380–480 V AC | |
| Three-phase voltage range | 380–480 V AC | |
| Current measurement range | Up to 5 A, 10 A or via MI current transformers | |
| Frequency range | 45–65 Hz | |
| Output | 1 x SPDT change-over contact | |
| Alarm function | Over-power and under-power monitoring | |
| Time delay | Delay on alarm | |
| Maximum permitted delay-on energisation time | 30 s | |
| Mounting type | Plug-in | |
| Electrical connection | Plug-in connection | |
| Housing width | 36 mm | |
| Protection rating | IP20 |
Frequently Asked Questions
What is the Carlo Gavazzi PWB02CM4810A used for?
The PWB02CM4810A is used for monitoring active power in three-phase AC systems and detecting abnormal load conditions in industrial applications.
What voltage supply does the PWB02CM4810A require?
The Carlo Gavazzi PWB02CM4810A operates from a 380–480 V AC three-phase supply.
What current measurement range does this relay support?
The relay supports measurement up to 10 A directly or through compatible MI current transformers.
What type of output does the relay provide?
The PWB02CM4810A provides a 1 x SPDT change-over relay output for switching and alarm applications.
How is the PWB02CM4810A installed?
The relay uses a compact 36 mm plug-in housing for installation in industrial control panels.
Trusted by Industrial Automation Professionals
Carlo Gavazzi monitoring relays are widely used in industrial automation and control systems to provide dependable electrical monitoring, motor protection and efficient machine operation.
