with extension input
Intended use
Switching and dimming of lighting
Operation is via 2- or 3-wire extension, rotary extension or button with normally open contact
Installation in device box in accordance with EN 60670-1 in combination with a suitable cover
Installation in surface-mounted housing or installation adapter (item no. FM-EBG) for false ceilings
Product features
Device works according to the leading or trailing edge phase control principle
Test mode for functional testing
Automatic or manual setting of the dimming principle to suit the load
Display of the set operating mode via LED
Device can be operated without a neutral conductor
Switching on via lamp-saving soft start
Switching on with last set brightness or saved switch-on brightness
Switch-on brightness can be saved permanently
Minimum brightness can be saved permanently
Electronic short-circuit protection with permanent switch-off after 7 seconds at the latest
Electronic overtemperature protection
Power extension using power additives (item no. ULZ 1755 REG) possible
Optional accessories: Compensation module LED, item no.: KM LED 230 U
Nominal voltage: AC 230 V ~
Mains frequency: 50/60 Hz
Standby power: approx. 0.3 W
Power loss: approx. 2 W
Ambient temperature: ?5 ... +45 °C
Connected load at 25 °C
Incandescent lamps: 20 ... 210 W
HV halogen lamps: 20 ... 210 W
Electronic transformers: 20 ... 210 W
Electronic transformers with LV LED: typ. 20 ... 50 W
Inductive transformers: 20 ... 210 VA
Inductive transformers with LV LED: typ. 20 ... 50 VA
HV LED lamps dimmable: typ. 3 ... 50 W
Compact fluorescent lamps dimmable: typ. 3 ... 50 W
When setting 'LED trailing edge' doubles the maximum connected load for HV LED lamps and electronic transformers with NV LED.
Ohmic-capacitive: 20 ... 210 W
Capacitive-inductive: not permitted
Ohmic-inductive: 20 ... 210 VA
Ohmic and HV LED: typically 3 ... 50 W
Ohmic and compact fluorescent lamps: typically 3 ... 50 W
Power supplements: see power supplement instructions
Connection: screw terminals
single-wire: 1 x 0.75 ... 2.5 mm2 2 x 0.75 ... 1.5 mm2
fine-wire without wire end ferrule: 1 x 1.0 ... 4.0 mm22 x 1.0 ... 2.5 mm2
finely stranded with wire end ferrule: 1 x 1.0 ... 2.5 mm22 x 1.0 ... 1.0 mm2
Number of extensions
Extension 2-wire Item No. 1720 NE: unlimited
Extension 3-wire Item No. 1723 NE: 10
Rotary extension 3-wire Item No.: 1733 DNE: 10
Unlit installation buttons: unlimited
Total length of extension cable: max. 100 m
Total length of load cable: max. 100 m
Dimensions (Ø x H): 48 x 19.5 mm