EVC2 Modbus TCP meters: Difference between revisions
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=== User and safety guide === | === User and safety guide === | ||
[[Media:Shelly Pro 3EM multilingual printed user and safety guide.pdf|Shelly Pro 3EM user and safety guide]] | [[Media:Shelly Pro 3EM multilingual printed user and safety guide.pdf|Shelly Pro 3EM user and safety guide]] | ||
=== Resources === | |||
[https://www.shelly.com/blogs/documentation/shelly-pro-3em?srsltid=AfmBOopPoEcc-LmzmIZMtuASYl7jvN4q449i6NRq6XhfFm3q_Oo8MCUt Manufacturers documentation page] | |||
=== Certificates and conformity declarations === | === Certificates and conformity declarations === | ||
Revision as of 10:18, 3 November 2025
Modbus TCP meters
Shelly PRO-3EM
Wiring diagram
User and safety guide
Shelly Pro 3EM user and safety guide
Resources
Manufacturers documentation page
Certificates and conformity declarations
Technical data
| Type | Value |
|---|---|
| Physical | |
| Size (HxWxD): | 94x19x69 ±0.5 mm / 3.70x0.75x2.71 ±0.02 in |
| Weight: | 62 ±1 g / 2.19 ±0.05 oz |
| Mounting: | DIN rail |
| Screw terminals max torque: | 0.4 Nm / 4.43 lbin |
| Conductor cross section: | 0.5 to 2.5 mm² / 20 to 14 AWG (solid, stranded, and bootlace lugs) |
| Conductor stripped length: | 6 to 7 mm / 0.24 to 0.28 in |
| Shell material: | Plastic |
| Color: | White |
| Environmental | |
| Ambient temperature: | -20 °C to 40 °C / -5 °F to 105 °F |
| Humidity: | 30 % to 70 % RH |
| Max. altitude: | 2000 m / 6562 ft |
| Electrical | |
| Power supply voltage AC: | 100 - 260 V, 50/60 Hz |
| Power supply voltage DC: | N/A |
| Power consumption: | < 3 W |
| External protection: | Tripping characteristic B or C,
16A max. rated current, min. 6 kA interrupting rating, energy limiting class 3 |
| Sensors, meters | |
| Internal-temperature sensor: | Yes |
| Voltmeters (RMS for each phase): | 100 - 260 V |
| Voltmeters accuracy: | ±1 % |
| Ammeters (RMS via CT for each phase and the Neutral): | 0 - 120 A |
| Compatible CT | CT 120A |
| Ammeters accuracy: | ±1 % (2 - 120 A), ±2 % (1 - 2 A), ±5 % (0 - 1 A) |
| Power and energy meters: |
|
| Channel-to-channel calibration minimum load | 500 W per channel |
| No load threshold: | 30 VA per channel |
| Measurement data storage: | At least 60 days of 1 min data resolution |
| Data export: |
|
| Radio | |
| RF band: | 2400 - 2495 MHz |
| Max. RF power: | <20 dBm |
| Wi-Fi protocol: | 802.11 b/g/n |
| Wi-Fi Range: | Up to 30 m / 100 ft indoors and 50 m / 160 ft outdoors
(Depends on local conditions) |
| Bluetooth Protocol: | 4.2 |
| Bluetooth Range: | Up to 10 m / 33 ft indoors and 30 m / 100 ft outdoors
(Depends on local conditions) |
| MCU | |
| CPU: | ESP32-D0WDQ6 |
| Flash: | 16 MB |
| Firmware capabilities | |
| Webhooks (URL actions): | 20 with 5 URLs per hook |
| Scripting: | Yes |
| MQTT: | Yes |
| CoAP: | No |