15 Series - Electronic step relay and dimmer Features 15.51 15.61 15.81 Electronic step relay and dimmer for control of lighting levels Suitable for incandescent and halogen lighting loads (with or without transformer or electronic supply) Version compatible with energy saving (CFL or LED) dimmable lamps and with all types of electromagnetic transformers, even under no-load conditions (15.81) Use with 3 or 4 wire connection Soft On and Off transitions Box or panel mount 17.5 mm modular 17.5 mm modular Two selectable operating modes: with or Maximum lamp load 400 W Maximum lamp load 500 W Maximum lamp load 500 W without previous light level memory Multi-function Multi-function Multi-function Step (15.51/15.61) or linear Two different types for linear Compatible with energy (15.51/15.61/15.81) dimming and step dimming saving dimmable lamps Thermal protection against overload Self resetting thermo-fuse for extreme protection (15.81) 230 V AC supply, 50 or 60 Hz versions (15.51/15.61) 230 V AC supply, 50/60 Hz with automatic recognition of frequency (15.81) Screw terminal For outline drawing see page 6 Output data Rated voltage V AC 230 230 230 Power max. W 400 500 500 Power min. W 10 5 3 (1) 230 V lamps rating: incandescent lamps W 400 500 500 (1) HV halogen lamps W 400 500 500 toroidal electromagnetic transformers for (2) (3) (4) low voltage halogen lamps W 300 500 500 E core electromagnetic transformers for (4) low voltage halogen lamps W 500 electronic transformers (ballasts) for LV (5) (6) (1) low voltage halogen lamps W 400 500 500 (7) dimmable compact fluorescent lamps (CFL) W 100 (7) dimmable LED lamps W 100 Supply specifications (8) (8) Nominal voltage (U ) V AC (50/60 Hz) 230 230 230 N Operating range (0.81.1)U (0.81.1)U (0.81.1)U N N N Stand-by power consumption W 1 0.8 0.8 Technical data AgSnO 10+50 2 (9) (10) (10) Ambient temperature range C 10+50 10+50 10+50 Protection category IP 20 IP 20 IP 20 Approvals (according to type) Note (1) select incandescent lamp ( ) position on the front selector (2) one transformer only. Power-up only with the lamp load connected (3) one or two transformers. Power-up only with the lamp load connected (4) select transformer ( ) position on the front selector. Preferably, no more than 2 transformers (5) one transformer only (6) one or two transformers (7) select CFL ( ) position on the front selector, and set the appropriate minimum dimming value (dependent on lamp type) (8) specific 60 Hz version available (see ordering information) (9) it is not recommended to mount more than one dimmers in the same wall box, unless adequate ventilation is provided or the lamp load is less than 100 W (10) with lamp load > 300 W, adequate ventilation must be provided - a gap of 5 mm on both side of the dimmer is suggested Not compatible with illuminated push-buttons. 115 Series - Electronic step relay and dimmer Ordering information Example: type 15.51, electronic step relay and dimmer, 230 V AC. 15..5 1 8.23 0. 0 4 0 0 Series Supply voltage 0 = Standard 4 = Only for 15.51 linear 230 = 230 V Type dimming 5 = Panel or box mount Supply version 6 = 35 mm rail (EN 60715) mount, 17.5 mm wide 8 = AC AC input frequency 8 = 35 mm rail (EN 60715) mount, 17.5 mm wide, 0 = 50 Hz (15.51/15.61) for energy saving lamps 50/60 Hz (15.81) 6 = 60 Hz (15.51/15.61) No. of poles 1 = 1 output Output power 4 = 400 W (15.51) 5 = 500 W (15.61/15.81) Codes 15.51.8.230.0400 step dimming 15.51.8.230.0404 linear dimming 15.51.8.230.0460 step dimming, 60Hz 15.61.8.230.0500 step and linear dimming 15.61.8.230.0560 step and linear dimming, 60Hz 15.81.8.230.0500 linear dimming, 50/60Hz Technical data EMC specifications Type of test Reference standard 15.51 15.61 15.81 Electrostatic discharge contact discharge EN 61000-4-2 4 kV air discharge EN 61000-4-2 8 kV Radio-frequency electromagnetic field (80 1,000 MHz) EN 61000-4-3 3 V/m 3 V/m 3 V/m Fast transients (burst) on supply terminals EN 61000-4-4 4 kV 2 kV 4 kV (5-50 ns, 5 and 100 kHz) on pushbutton connection EN 61000-4-4 4 kV 2 kV 4 kV Surges (1.2/50 s) on supply terminals differential mode EN 61000-4-5 2 kV 2 kV 2 kV Radiofrequency common mode voltage on supply terminals EN 61000-4-6 3 V 3 V 3 V (0.1580 MHz) on pushbutton connection EN 61000-4-6 3 V 3 V 3 V Radiofrequency conducted emissions 0.1530 MHz EN 55014 class B Radiated emissions 301,000 MHz EN 55014 class B Terminals solid cable stranded cable 2 Max. wire size mm 1 x 6 / 2 x 6 1 x 6 / 2 x 4 AWG 1 x 10 / 2 x 10 1 x 10 / 2 x 12 Screw torque Nm 0.8 Wire strip length mm 9 Other data 15.51 15.61 15.81 Power lost to the environment without load W 0.7 0.8 0.5 with rated load W 2.2 2.4 2.6 Max cable length for push-button connection m 100 100 100 2