Shelly PRO 3EM ADD-ON Switch User Guide
- June 12, 2024
- Shelly
Table of Contents
Shelly PRO 3EM ADD-ON Switch
Product Information
The Shelly Pro 3EM Switch Add-on is a galvanically isolated switch that extends the features of the Shelly Pro 3EM. It allows the control of contactors or other electrical devices.
Product Usage Instructions
To use the Shelly Pro 3EM Switch Add-on, follow these steps:
- Connect the Shelly Pro 3EM Switch Add-on to the Shelly Pro 3EM device.
- Ensure that the power source is disconnected before making any connections.
- Identify the contactors or electrical devices you want to control using the switch add-on.
- Connect the contactors or electrical devices to the appropriate terminals on the switch add-on.
- Once all connections are made, reconnect the power source.
- Use the Shelly Pro 3EM device to control the switch add-on and the connected contactors or electrical devices.
Note
Refer to the user manual of the Shelly Pro 3EM device for detailed
instructions on how to control the switch add-on and configure its features.
Please refer to the user manual for further information and safety guidelines.
Schematic
Legend
Device terminals
-
O: Relay output terminal
-
I: Relay input terminal
Cables -
N: Neutral cable
-
L: Live (110 – 240 VAC) cable
USER AND SAFETY GUIDE SHELLY PRO 3EM SWITCH ADD-ON
Read before use
This document contains important technical and safety information about the
device, its safe use and installation.
CAUTION
Before beginning the installation, please read carefully and entirely this
guide and any other documents accompanying the device. Failure to follow the
installation procedures could lead to malfunction, danger to your health and
life, violation of law or refusal of legal and/or commercial guarantee (if
any). Alterio Robotics EOOD is not responsible for any loss or damage in case
of incorrect installation or improper operation of this device due to failure
of following the user and safety instructions in this guide.
Product Introduction
Shelly Pro 3EM Switch Add-on (the Device) is a galvanically isolated switch that extends the features of the Shelly Pro 3EM allowing the control of contactors or other electrical devices
Installation Instructions
CAUTION! Danger of electrocution. Mounting/installation of the Device to the power grid has to be performed with caution, by a qualified electrician.
CAUTION! Danger of electrocution. Every change in the connections has to be done after ensuring there is no voltage present at the Device terminals.
CAUTION! Use the Device only with a power grid and appliances that comply with all applicable regulations. A short circuit in the power grid or any appliance connected to the Device may damage it.
CAUTION! Do not connect the Device to appliances exceeding the given max load!
CAUTION! Connect the Device only in the way shown in these instructions. Any other method could cause damage and/or injury.
CAUTION! Do not install the Device where it can get wet. If you are
installing the Shelly Pro 3EM Switch Add-on to a Shelly Pro 3EM device that is
already connected to the power grid, check that the breakers are turned off
and there is no voltage on the termi-nals of the device you are attaching the
Shelly Pro 3EM Switch Add-on to. This can be done with a phase tester or
multimeter. When you are sure that there is no voltage, you can proceed to
installing the Shelly Pro 3EM Switch Add-on.
Remove the mounting bracket (A) of the Shelly Pro 3 EM as shown in figure2
.
Attach the Shelly Pro 3EM Switch Add-on to the Shelly Pro 3EM device as shown
in Fig. 3
CAUTION! Be very careful not to bend the Device header pins fig. 3(A)
when inserting them into the Shelly Pro 3EM device header connector fig. 3(B).
Place the Shelly Pro 3EM with the attached Shelly Switch Add-on on the DIN
rail fig. 4(A) and insert the supplied double mounting bracket fig. 4(B) to
fix the attached devices to the DIN rail.
You can now proceed to connecting the cables as shown in Fig.1.
RECOMMENDATION
Connect the Device using solid single-core cables. Connect the load
circuit to the O terminal and the Neutral cable. Connect the I terminal to the
circuit breaker. If the Shelly Pro 3EM device, which the Shelly Pro 3EM Switch
Add-on is attached to, has not been connected to the power grid, install it
following its user and safety guide.
LED indication
- Out (red): Lit when the output relay contact is closed. Specifications
- Mounting: on a DIN rail, attached to a Shelly Pro 3EM
- Dimensions (HxWxD): 94x19x69 / 3.70×0.75×2.71 in
- Ambient temperature: -20 °C to 40 °C / -5 °F to 105 °F
- Max. altitude: 2000 m / 6562 ft
- Screw terminals max. torque: 0.4 Nm / 3.54 lbin
- Wire cross section: 0.5 to 2.5 mm² / 20 to 14 AWG
- Wire strip length: 6 to 7 mm / 0.24 to 0.28 in
- Power supply: 3.3 VDC and 12 VDC (from Shelly Pro 3EM device)
- Electrical consumption: < 1 W
- Max switching voltage AC: 240 V
- Max switching voltage DC: 30 V
- Max switching current: 2 A
- Potential-free contact: Yes
Declaration of conformity
Hereby, Allterco Robotics EOOD declares that the equipment type Shelly Pro 3EM Switch Add-on is in compliance with Directive 2014/35/EU, 2014/30/EU, 2011/65/EU. The full text of the EU declaration of conformity is available at the following internet address: shelly link/Pro3EM-switch-add-on_DoC
Manufacturer: Alterio Robotics EOOD
Address: 103 Chernivrah Blvd., 1407 Sofia, Bulgaria
Tel.: +359 2 988 7435
E-mail: support@shelly.cloud
Official website: https://www.shelly.cloud
Changes in the contact information data are published by the Manufacturer on
the official website. https://www.shelly.cloud All rights to the trademark
Shelly® and other intellectual rights associated with this Device belong to
Allterco Robotics EOOD.
Read User Manual Online (PDF format)
Read User Manual Online (PDF format) >>