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+359 2 988 74 35

Shelly 3EM Features

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Precise 3-phase energy metering
Up to 120A per phase
Integrated 10A contactor control
Solar and Wind power compatible
Factory calibrated with over 99% accuracy
DIN mountable
Wi-Fi enabled
Cloud and MQTT Enabled
365 days power consumption history
Anti energy theft protection

CONNECT IT IN A MINUTE

Shelly 3EM has integrated relay output which can be used for contactor control

Remote control

Manage the contactor control of Shelly 3EM from the Shelly Cloud App, MQTT or Rest API

Overpower protection

Automatic shutdown and notification when exceeding a consumption limit.

Cost managment

Automatic turn off when a predefined power usage is reached.

Weekly Scheduling

Auto turn on and off by hour or sunset/sunrise.

365 DAY EMBEDDED HISTORY

Shelly3EM export all data in CSV format in 5 minute intervals.
Stored in device data can help for analytics and detailed statics.
All data is stored in the cloud at incrementing intervals

FOR DEVELOPERS

Shelly 3ЕМ comes with a programming/debug header which can be used for flashing alternative firmware to the device.
It has ESP8266 inside, with a 4MB flash. A USB-to-UART adapter is needed as well as a reliable 3.3V power supply with at least 350 mA drive capability.

The following diagram shows the device pinout:

pin_out_gpio
mqtt
iobroker
ha
openhab
domoticz
home_seer
hubitat
rest
nymea

SPECIFICATION

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POWER SUPPLY

Each phase of Shelly 3EM must be
110-230V ±10, 50/60Hz AC

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WIRELESS 802.11 b/g/n(2.4 GHz)

Shelly 3EM can be connected to any Wi-Fi network or can operate as an Access Point.
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CONTACTOR CONTROL

Shelly 3EM has an integrated 10A relay output for contactor control.

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MONOPHASE SYSTEMS

Shelly 3ЕМ can also monitor monophase electrical systems with up to 3 points simultaneously.

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OVERCONSUMPTION AND OVERPOWER PROTECTION

Shelly 3EM can automatically turn off the whole circuit if consumption or energy (pre-paid energy option) reaches the set limit.

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EMBEDDED WEB SERVER

Turn on/off Shelly 3EM’s contactor output directly, without the need of any additional controller or hub.

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SUNRISE/SUNSET SHEDULES

Shelly 3EM can automatically turn on/off the power based on the sunrise/sunset hours.

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WEEKLY SCHEDULES

Choose a time and create custom daily schedules for your Shelly 3EM.

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SHELLY MOBILE APP CONTROL

Turn Shelly 3EM on/off directly from your smartphone or tablet. You can manage Shelly 3EM’s output from the Shelly Cloud app, MQTT or Rest API.

Shelly Cloud – the free app that gathers all Shelly devices in one place. The Shelly Cloud application gives you control of your lamps and other small appliances whenever you want.

Compatibility

Shelly 3EM is compatible with Android, and iOS.

Android

iOS

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DOWNLOAD

Download our User Guide
and follow the instructions.
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INSTALL

Install your Shelly 3ЕМ.
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APPLICATION

Download and install the free mobile app
from Google Play or Apple® App Store.
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