Smart Meter Growatt SPM-C, 1-Phase, 5A–60A
The Growatt SPM-C is a single-phase PV smart meter designed for self-consumption monitoring and grid export limitation in solar energy systems.
Key Features
- Compatible with Growatt PV inverters
- Built-in LCD display
- Class 1 measurement reliability
- RS485 communication interface with Modbus RTU protocol
- Convenient DIN rail mounting
| Model | SPM-C |
|---|---|
| Number of phases | 1 (1P2W) |
| Rated voltage | AC 230/400V |
| L-N voltage range | AC 184V ~ 276V |
| Current | 5A |
| Current range | 5A ~ 60A |
| Frequency | 50/60Hz |
| Accuracy class | Class 1 (voltage/current 0.5%, power 1%, frequency 0.2%) |
| Interface | RS485 |
| Baud rate | 9600 bit/s |
| Communication protocol | Modbus RTU |
| Installation | On DIN rail |
| Dimensions | 99x63x36 mm |
| Safety class | IP51 |
| Operating temperature | -25°C to 55°C |
| EAN | 9990000821136 |
|---|
What is the primary function of the Growatt SPM-C smart meter?
It is designed for grid export limitation and monitoring self-consumption when paired with compatible Growatt PV inverters.
What communication protocol does the device use?
It uses an RS485 interface with Modbus RTU protocol at a baud rate of 9600 bit/s.
How is the meter installed?
The smart meter is designed for installation on a standard DIN rail.
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