Tridonic LCA 38W Data sheet

Product description

• Independent dimmable constant current 2-channel LED Driver

with DALI DT6 and strain-relief

• Dimming range 1 – 100 %

• Suitable for luminaires of protection class I and protection class II

• Adjustable output current between 350 and 1,050 mA for each

channel via I-SELECT 2 plugs or DALI

• Max. output power 38 W

• Up to 89 % eiciency

• Power input on stand-by < 0.25 W

• Nominal lifetime up to 100,000 h

• 5 years guarantee

LED Driver

Compact dimming

Driver LCA 38W 350–1050mA 2xCH SR PRE

premium series

Housing properties

• Casing: polycarbonate, black

• Type of protection IP20

• Strain relief with loop through function

Interfaces

• one4all (DALI DT6, DSI, switchDIM, corridorFUNCTION V2)

• proportionSWITCH

• Terminal blocks: 45° / 0° push terminals

Functions

• Adjustable output current in 1-mA-steps (DALI, I-SELECT 2)

• Constant light output function (CLO)

• proportionSWITCH with pre defined scenes (split between

dierent channel scenes)

• switchDIM and proportionSWITCH with memory function

• Power-up fading and fade2zero

• Configurable via DALI

• Protective features (overtemperature, short-circuit, overload,

no-load, reduced surge amplification)

• Intelligent Voltage Guard (overvoltage and undervoltage

monitoring)

• Suitable for emergency lighting acc. to EN 50172

Benefits

• Application-oriented operating window for max. compatibility

• Best energy savings due to low stand-by losses

Typical applications

• For spot light and downlight in retail and hospitality applications

• Direct and indirect lighting application

È

Standards, page 4

Data sheet 03/21-LC573-8

Subject to change without notice. Information provided without guarantee.

www.tridonic.com

1

EL

37

Technical data

Rated supply voltage 220 – 240 V

AC voltage range 198 – 264 V

DC voltage range 176 – 288 V

Mains frequency 0 / 50 / 60 Hz

Overvoltage protection 320 V AC, 48 h

Typ. current (at 230 V, 50 Hz, full load)

Typ. current (220 V, 0 Hz, full load, 15 % dimming level)

Leakage current (at 230 V, 50 Hz, full load)

Typ. eiciency (at 230 V / 50 Hz / full load)

λ (at 230 V, 50 Hz, full load)

Typ. power input on stand-by

Typ. input current in no-load operation

Typ. input power in no-load operation

In-rush current (peak / duration)

THD (at 230 V, 50 Hz, full load)

Starting time (at 230 V, 50 Hz, full load)

Starting time (DC mode) < 0.4 s

Switchover time (AC/DC)

Turn o time (at 230 V, 50 Hz, full load) < 20 ms

Output current tolerance

Max. output current peak (non-repetitive) ≤ output current + 20 %

Output LF current ripple (< 120 Hz) ± 2 %

LM

Output P

st

Output SVM (at full load) ≤ 0.4

Max. output voltage (no-load voltage) 60 V

Dimming range 1 – 100 %

Mains surge capability (between L – N) 1 kV

Mains surge capability (between L/N – PE) 2 kV

Surge voltage at output side (against PE) < 500 V

Type of protection IP20

Lifetime up to 100,000 h

Guarantee 5 years

Dimensions L x W x H 215 x 70 x 31 mm

7

16

(at full load) ≤ 1

12

12
2

1

3

1

1

173 – 201 mA

2

55 mA

< 500 µA

89 %

> 0.98

< 0.25 W

22 mA

< 0.5 W

26.4 A / 224 µs

< 10 %

< 0.6 s

< 0.2 s

± 3 %

LED Driver

Compact dimming

Driver LCA 38W 350–1050mA 2xCH SR PRE

premium series

31

215

60

5

Packaging
carton

Ø4.2

70

Packaging
pallet

Weight per pc.

tc

Ordering data

Type Article number

LCA 38W 350–1050mA 2xCH SR PRE 28002204 10 pc(s). 400 pc(s). 0.238 kg

Ø75

Data sheet 03/21-LC573-8

Subject to change without notice. Information provided without guarantee.

www.tridonic.com

2

LED Driver

Compact dimming

Specific technical data

Type Output

current for

channel

LCA 38W 350–1050mA 2xCH SR
PRE

1,000 mA 20 V 38.0 V 38.0 W – – – – 5.00 kΩ

1,050 mA 20 V 36.2 V 38.0 W

1

Valid at 100 % dimming level.

2

Depending on the selected output current.

3

Depending on the DALI traffic at the interface.

4

The table only lists a number of possible operating points but does not cover each single point. The output current can be set within the total value range in 1-mA-steps.

5

Not compatible with I-SELECT (generation 1). Calculated resistor value.

6

Output current is mean value set equally for both channels.

7

Valid for immediate change of power supply type otherwise the starting time is valid.

each

Min. forward

per channel

46

voltage

Max. forward

voltage

per channel

Max. output

power

per channel

Typ. power consumption

(at 230 V, 50 Hz, full load)

Typ. current consumption
(at 230 V, 50 Hz, full load)

Max. casing

temperature tc

350 mA 20 V 50.0 V 17.5 W 39.3 W 173 mA 75 °C -25 ... +55 °C open

400 mA 20 V 50.0 V 20.0 W 42.9 W 189 mA 75 °C -25 ... +50 °C 12.50 kΩ

450 mA 20 V 50.0 V 22.5 W 43.0 W 189 mA 75 °C -25 ... +50 °C 11.11 kΩ

500 mA 20 V 5 0.0 V 25.0 W 43.4 W 191 mA 75 °C -25 ... +50 °C 10.00 kΩ

550 mA 20 V 50.0 V 2 7.5 W 43.6 W 192 mA 75 °C -25 ... +50 °C 9.09 kΩ

600 mA 20 V 50.0 V 3 0.0 W 43.9 W 193 mA 75 °C -25 ... +50 °C 8.33 kΩ

650 mA 20 V 50.0 V 32.5 W 44.2 W 194 mA 75 °C -25 ... +50 °C 7.69 kΩ

700 mA 20 V 50.0 V 35.0 W 44.1 W 194 mA 75 °C -25 ... +50 °C 7.14 kΩ

750 mA 20 V 50.0 V 37.5 W 44.6 W 196 mA 75 °C -25 ... +45 °C 6.67 kΩ

800 mA 20 V 47. 5 V 38 .0 W 45.1 W 198 mA 75 °C -25 ... +45 °C 6.25 kΩ

850 mA 20 V 44.7 V 38.0 W 45.1 W 198 mA 75 °C -25 ... +45 °C 5.88 kΩ

900 mA 20 V 42.2 V 38.0 W 45.8 W 201 mA 75 °C -25 ... +45 °C 5.56 kΩ

950 mA 20 V 40.0 V 38.0 W 45.7 W 201 mA 75 °C -25 ... +45 °C 5.26 kΩ

– – – –

Ambient

temperature ta max.

I-SELECT 2

resistor value

short circuit (0 Ω)

4

Data sheet 03/21-LC573-8

Subject to change without notice. Information provided without guarantee.

www.tridonic.com

3