Shelly Pro 3EM Switch Add-On

The Shelly Pro 3EM Switch Add-On is an innovative, galvanically isolated switch add-on device specifically designed to expand the capabilities of your Shelly Pro 3EM. With this add-on, you can easily control contactors and other electrical devices, providing you with more flexibility and control over your energy consumption. It is ideal for use in residential buildings, multi-family buildings, light commercial buildings, industrial facilities, agricultural operations, as well as in government and educational institutions. The add-on enables you to control your devices efficiently, based on real-time weather data or the energy production of your PV system.

Recommended Accessories:

• Shelly Pro 3EM Three-Phase WiFi Energy Meter
• Shelly Pro 3EM 400A Three-Phase WiFi Energy Meter

Features:

• Galvanically isolated switch for expanding the Shelly Pro 3EM
• Allows control of contactors and other electrical devices
• Mountable on DIN rail
• Compatible only with Shelly Pro 3EM

Application Examples:

• Load shedding for energy savings based on the production of solar panels and wind turbines
• Weather-dependent device control for efficient energy optimization
• Balancing the energy production of PV systems by automatically activating devices

Documentation:

• Shelly Knowledge Base
• Shelly Forum German

Technical Data:

• Manufacturer: Allterco
• Manufacturer SKU: Shelly_Pro_Add
• Physical Properties:
  • Mounting: DIN rail, attached to a Shelly Pro 3EM
  • Maximum torque of screw terminals: 0.4 Nm / 4.43 lbin
  • Conductor cross-section: 0.5 to 2.5 mm² / 20 to 14 AWG (solid, flexible and ferrules)
  • Length of stripped conductor: 6 to 7 mm / 0.24 to 0.28 in
  • Housing material: Plastic
  • Color: White
• Environmental Conditions:
  • Ambient temperature: -20 °C to 40 °C / -5 °F to 105 °F
  • Humidity: 30% to 70% RH
  • Maximum height: 2000 m / 6562 ft
• Electrical Data:
  • Power supply voltage AC: Not applicable
  • Power supply voltage DC: 3.3 V and 12 V (from the Shelly Pro 3EM device)
  • Power consumption: < 1 W
  • Sensors and meters
  • Internal temperature sensor: Yes
• Output Contact:
  • Maximum switching voltage AC: 240 V
  • Maximum switching voltage DC: 30 V
  • Maximum switching current AC: 2 A
  • Maximum switching current DC: 2 A
• Dimension: 94 x 19 x 69 mm
• Weight: 75.7 g

Package Contents:

• 1x Shelly Pro 3EM Switch Add-On