Relays Shelly wiring diagrams
Shelly Pro 1PM wiring diagram
How to wire a Shelly Pro 1PM on a DIN rail in the switchboard to switch and meter one appliance.
Wiring diagrams
230 V~ 50 HzShelly Pro 1PM
Circuit overview
1Appliance
Active (supply)Neutral / 0 VSwitched load
In Australia, fixed 230 V wiring is licensed-electrician work. Use these diagrams to plan the job and brief your electrician.
Showing the whole circuit
How it's wired, terminal by terminal
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Meter an appliance
One measured circuit from the switchboard
The relay sits on a DIN rail in the switchboard. L and N power the unit, the active also feeds the relay on I, and O carries it out to the appliance while the relay reports its live power draw and energy use in the app. Up to 16 A; a pump or other motor needs an RC snubber across the load.
Terminals for meter an appliance on the Shelly Pro 1PM Terminal What it does here O The metered appliance, up to 16 A (a motor needs an RC snubber) I Active in to the relay L 230 V active in, powering the unit N Neutral in SW1 Switch or button input SW2 Second switch or button input Supply: 230 V~ 50 Hz
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