Universal dimmer actuators GDA2K-400 KNX / GDA4K-400 KNX
Updated: Mai-17 (Subject to changes) Page 6 of 63
2 Technical data
Operating voltage KNX
Bus voltage, ≤ 4 mA
Operating voltage
230 V AC +10% -15%
Frequency
50Hz
Standby output
0.9 W / 1.5 W
Width
4 TE / 8 TE
Type of installation
DIN-rail
Connection type
Screw terminals
Max. cable cross-section
Solid: 0.5 mm² (Ø 0.8) to 4 mm² | strand
with wire end sleeve: 0.5 mm² to 2.5 mm²
Number of channels
2 / 4
Lamp types
Incandescent lamps, low-voltage and high-
voltage
halogen lamps, dimmable
energy saving lamps
and LEDs
Switching capacity per channel
400 W
Switching capacity in parallel operation
800 W
Dimmable switching capacity
Energy saving lamps per channel
80 W
Switching capacity dimmable energy
saving lamps in parallel operation
140 W
Dimmable switching capacity 230 V LED
per channel
Trailing edge (RC mode): 400 W
Leading edge (L mode): 60 W
Dimmable switching capacity 230 V LED
in parallel operation
Trailing edge (RC mode): 800 W
Leading edge (L mode): 120 W
Switching capacity min.
5 W
Max. line length
100 m
Ambient temperature
-5 °C–+45 °C
Protection rating
IP 20
Protection class
II in accordance with EN 60 669
DIMMING BOOSTER
Standby output
0.2 W
Width
1 TE
Number of channels
1
Lamp types
Incandescent lamps, low-voltage and high-
voltage
halogen lamps and LEDs
Increase in switching capacity
for
incandescent lamps, low voltage and high
voltage halogen lamps for each booster by
300 W
2
GDA4K-400 KNX
3
GDA4K-400 KNX
4
GDA4K-400 KNX
5
Only possible without booster.
6
dimming outputs > 1000 W for professional use only.