Wiring Diagram and Installation Instructions for an Urmet 1130 Intercom System Connecting Three Flats | PDF
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Where should I put a Shelly or similar to remote open this Urmet (1030/b2)? If possible at all. : r/homeautomation
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Buy Urmet 1130/16 Universal intercom for traditional 5-wire 4+N and 2-wire 1+N installations Online at desertcartEcuador
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