UD/S4.210.2.1 ABB i-bus KNX LED-Dim Actuator 4-Fold 210 W MDRC Universal Dimmer 4 x 210 W/VA Module

The ABB i-bus KNX UD/S 4.210.2.1 is a four-channel universal dimming actuator optimized for retrofit LED lamps (LEDi), capable of dimming incandescent lamps, low-voltage halogen with conventional or electronic transformers, 230 V halogen lamps, and dimmable energy-saving halogen lamps.

• Protocol: KNX TP1 (twisted pair), S-Mode, integrated bus coupler
• Outputs: 4 channels, separate N terminal each, parallel connection in any configuration
• Rated Voltage: 110...230 V AC ±10%, 50/60 Hz, 4 phase inputs
• Power at 230V: 4 x 210 W/VA up to 1 x 600 W/VA (incandescent/halogen, LEDi trailing edge)
• Leading Edge: 4 x 80 W/VA up to 1 x 200 W/VA (LEDi, LC-transformers)
• Minimum Load: 2 W; phase-angle control automatic, leading or trailing edge
• Manual Operation: LED button per channel with status display, no bus voltage needed
• Commissioning: ETS channel templates, i-bus Tool diagnosis, no 230 V needed
• Dimensions: DIN rail, 6 MW, 105 x 90 x 63.5 mm, IP20, light grey, -5...+45 °C
• Certifications: CE, RoHS, REACH, KNX
• Order Code: 2CKA006197A0047
• EAN: 4011395251867
• Weight: 208 g

Ideal for small hotels, boutique retail establishments, and residential projects requiring four controlled LED lighting groups in a compact DIN rail enclosure.