Downloads

Manuals

User and Safety Guide

User and Safety Guide - Multi language

Certificates & Declarations

Declaration of conformity

Declaration of conformity - DE

What is Shelly 3EM?

The professional 3-phase energy meter

Shelly 3EM can calculate 2-way consumption: produced and used energy for each of the three phases. The device can be configured to measure three separate points of a mono-phase electrical system and measure each of them separately.

Features

  • No HUB required.

  • Wide range of voltage support.

  • Anti-energy theft protection

  • Overconsumption and over energy protection

  • It can be integrated to work with all other Shelly devices.

  • Compatible with Android, iOS, Amazon Alexa, Google Assistant, and home automation servers using MQTT, CoAP, and REST API.

  • Easily make your Arduino project live and usable in your automation project.

Specification

POWER

Power supply AC

110-230V ±10%, 50/60Hz

Power supply DC

No

SPECIAL FUNCTIONS

Contactor Control

Yes – max 10A

Roller shutter mode

No

Device temperature protection

No

Overload protection

No

Power measurement

Yes

FEATURES

In Box

Included 3x Current Transformers 120A

Channels

3 Channel

Operational temperature

0 to + 40 °C

Device power consumption

< 1 W

Intelligent On/Off

Yes

Local and remote control

Yes

Sunrise/Sunset

Yes

Weekly Schedule

Yes

UL Listed option

No

CONNECTIVITY

Wireless/WiFi Protocol

802.11 b/g/n

Radiofrequency

2400 – 2500 MHz

Range

up to 50 m outdoors and up to 30 m indoors (depending on the building materials)

DIMENSIONS

Size

73 mm x 57 mm x 22 mm

Wiring diagrams

How to connect

3 phase wiring

1 phase wiring up to 3 different circuits

2 phase (US) wiring

1 phase + solar power measurement wiring

Use cases

Оptimize energy usage

Ever wanted to live sustainаbly and save energy, money, and CO2? With Shelly 3EM, you can monitor the consumption оf each circuit, appliance, or of your whole home to optimize energy usage. In case you have solar panels or wind turbines, you can be aware how much energy was produced and make saving effortless.

Detailed info about your electricity consumption

With Shelly 3EM, you can view the quality of your electricity network regarding active power, reactive power, voltage, and power factor. Monitor your facility or home to avoid additional expenses or drastic drops in energy that may damage your appliances and machines.

Reviews

Jimmy James

Shelly 3EM and Home Assistant