Somfy – TR4‑DRM‑230 (1822292) – 4‑Motor DIN‑Rail Isolator Relay, 230 VAC

The Somfy TR4‑DRM‑230 isolator relay (part number 1822292) is designed to safely control up to four roller-shutter or blind motors from a central input. Mounted on a 35 mm DIN rail, it prevents accidental parallel motor switching, ensuring smooth operation with mechanical or electronic limit switches.

Key Specifications

• Model / P/N: TR4‑DRM‑230 / 1822292  

• Function: Central isolating relay for up to 4 motors

• Voltage: 230 VAC, 50 Hz  

• Current Rating: 4.5 A per motor output  

• Inputs: Single central control input; no secondary inputs

• Mounting: DIN‑rail (hat‑rail) enclosures  

• Usage Scenario: Ideal for shutter or blind systems requiring individual motor control while avoiding parallel activation