Carlo Gavazzi EM540
Content languageEnglish
Description
EM540 can be installed in any low-voltage switchboard with rated current up to 65 A, to monitor the energy consumption, the main electrical variables and the harmonic distortion. If used to monitor a single machine, it provides all the main electrical variables to identify any possible malfunction in its early stage and can correlate the energy consumption with the hours of operation, to plan maintenance and prevent failures. The partial meter reset function, easily implementable by means of a digital input, allows you to monitor each individual machine cycle. The MID-certified version can be used for fiscal metrology and can be installed in residential or commercial buildings to split the costs among the different units, or as a component of machines or equipment requiring measurement certification. Thanks to the measurement refresh time and to the high resolution of the variables available through a Modbus RTU communication module, it can also be used as data source for control actions, such as avoiding feeding energy into the electricity grid in a photovoltaic joint installation with energy storage
Inputs and outputs · 17
| Name | Type | Unit |
|---|---|---|
| V L1-N | Modbus | V |
| Hz | Modbus | Hz |
| V L2-N | Modbus | V |
| V L3-N | Modbus | V |
| V L1-L2 | Modbus | V |
| V L2-L3 | Modbus | V |
| V L3-L1 | Modbus | V |
| A L1 | Modbus | A |
| A L2 | Modbus | A |
| A L3 | Modbus | A |
| kW L1 | Modbus | kW |
| kW L2 | Modbus | kW |
| kW L3 | Modbus | kW |
| kWh+TOT | Modbus | kWh |
| kWh-TOT | Modbus | kWh |
| kWh+t1 | Modbus | kWh |
| kWh+t2 | Modbus | kWh |
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