Digital Systems

CV Power supplies 24 V with 1…10 V

Free yourself to design and install optimized, innovative, unique lighting design and luminaires, even in tight and flat light fittings or in sites such as suspended ceilings, with your choice of compact constant voltage supply from the OPTOTRONIC OT 80/220…240/24 DIM P range of CV Power supplies 24 V with 1…10 V. Dimmable via a fully isolated 1…10 V interface, they are suitable for use in SELV installations both inside and outside and have an output power range of up to 240 W.

CV Power supplies 24 V with 1…10 V

Product data sheet
Product family features
  • DC mode functionality
  • Type of protection: IP66 and IP67
  • Surge protection: up to 4 kV (L-N) / 6 kV (L/N-PE)
  • Wide operating temperature range: -30…+55 °C
  • Lifetime: up to 50,000 h (temperature at max. tc )
  • Dimmable via fully isolated 1…10 V interface
Product family benefits
  • Large range of products from 20 W to 250 W
  • Installation in very cold and hot environments
  • Very stable output power
  • High electronical reversible short-circuit, overload, overtemperature protection
  • Smart Power Supply: boosting power to turn on cold LEDs
  • Independent installation possible
  • Dimming range: 1…100 %
Areas of application
  • Facades, public squares, cruise ships
  • Signage
  • Suitable for indoor and outdoor installations
Family datasheet

Electrical data

Nominal input voltage 220…240 V
Mains frequency 0…60 Hz
Input voltage AC 198…264 V
Total harmonic distortion < 15 %
Power factor λ 0.95
ECG efficiency 83 %
Device power loss 3.4 W
Power loss in stand-by mode <0.5 W
Inrush current 20 A
Max. ECG no. on circuit breaker 10 A (B) 49
Max. ECG no. on circuit breaker 16 A (B) 77
Max. ECG no. on circuit breaker 25 A (B) 120
Surge capability (L-N) 4 kV
Nominal output voltage 24.2 V
U-OUT (working voltage) 30 V
Nominal output power 20 W
Galvanic isolation SELV
Galvanic isolation primary/secondary 3 kV
Input voltage DC 176…276 V

Dimensions & weight

Mounting hole spacing, length 169.0 mm
Product weight 315.00 g
Cable cross-section, input side 1.0 mm²
Cable cross-section, output side 1.0 mm²
Wire preparation length, input side 90 mm
Wire preparation length, output side 90 mm
Cable/wire length, control input 320 mm
Cable/wire length, input side 300 mm
Cable/wire length, output side 300 mm
Height 25.0 mm
Length 178.0 mm
Width 43.0 mm

Colors & materials

Casing material Plastic

Temperatures & operating conditions

Ambient temperature range -30…+55 °C
Maximum temperature at tc test point 85 °C
Max.housing temperature in case of fault 110 °C
Permitted rel. humidity during operation 5…85 %

Maximum 56 days/year at 85 %


ECG lifetime 50000 h

Additional product data

Encapsulated Yes


Dimmable Yes
Dimming interface 1…10 V
Dimming range 1…100 %
Dimming method Pulse Width Modulation
Overheating protection Yes
Overload protection Yes
Short-circuit protection Yes
No-load proof Yes
Suitable for fixtures with prot. class II
Type of connection, output side Cables
Number of channels 1

Certificates & standards

Approval marks – approval ENEC / RCM / CCC / EAC
Standards Acc. to EN 61347-1/Acc. to EN 61347-2-13/Acc. to EN 55015/Acc. to EN 61547/Acc. to EN 61000-3-2/Acc. to EN 61000-3-3/Acc. to EN 60598-1/Acc. to EN 62384
Protection class II
Type of protection IP66

Logistical data

Temperature range at storage -40…85 °C
Commodity code 850440829000



Dimension l x w x h



4052899545809 FS
4052899545816 VS
334mm x 277mm x 186mm 8116.00g 17.21dm³