The halogen transformers we had: to high minimum power for use with LED
Posted by jpluimers on 2024/04/26
The ceiling spots had these power bricks had minimum power load of 20 and 35 watt, which was too high for our LEDs to function.
Models:
- [Wayback/Archive] Electronic 70W-transformer with euro plug on the primary side /[Wayback/Archive] Elektronische 70W-transformator met eurostekker aan primaire zijde
Niko Reference code 320-00111
- Function: electronic transformer
- Input voltage: 230 Vac ± 10 %, 50 Hz
- Dimensions (HxWxD): 86 x 52 x 32 mm
- Primary wire connection: double insulated mains lead with Euro plug – 2 x 0.75 mm²; length 2 m
- Secondary wire connection: with silicon-insulated wire (170 °C): 2 x 0.75 mm², length 30 cm
- Number of exits (pairs): 1
- Maximum wire length secondary connection: 2 m
- Output voltage: 11.5 Vac, 50-60 Hz
- Minimum load: 20 W
- Maximum load: 70 W
- Maximum housing temperature (Tc): 80 °C
- Minimum free space in false ceiling: 100 mm
- Application: suitable for flush-mounting in furniture
- Mounting method: flush-mounting
- Safety protections: self-resetting, built-in protection against short-circuit, overload and overheating
- Fire safety
- self-extinguishing: complies with a filament test of 850 °C
- suitable for normal combustible surfaces
- Protection degree: IP40
- Protection class: Class III device: SELV (safety extra low voltage), suitable as a power supply for class III loads
- Finishing colour: white
- Material upperframe: plastic
- Certification marks: ENEC
- Marking: CE
- [Wayback/Archive] Electronic 105W-transformer with euro plug on the primary side /[Wayback/Archive] Elektronische 105W-transformator met eurostekker aan primaire zijde
Niko Reference code320-00112
- Function: electronic transformer
- Input voltage: 230 Vac ± 10 %, 50 Hz
- Dimensions (HxWxD): 116 x 52 x 32 mm
- Primary wire connection: double insulated mains lead with Euro plug – 2 x 0.75 mm²; length 2 m
- Secondary wire connection: with silicon-insulated wire (170 °C): 2 x 0.75 mm², length 30 cm
- Number of exits (pairs): 1
- Maximum wire length secondary connection: 2 m
- Output voltage: 11.5 Vac, 50-60 Hz
- Minimum load: 35 W
- Maximum load: 105 W
- Maximum housing temperature (Tc): 85 °C
- Minimum free space in false ceiling: 100 mm
- Application: suitable for flush-mounting in furniture
- Mounting method: flush-mounting
- Safety protections: self-resetting, built-in protection against short-circuit, overload and overheating
- Fire safety
- self-extinguishing: complies with a filament test of 850 °C
- suitable for normal combustible surfaces
- Protection degree: IP40
- Protection class: Class III device: SELV (safety extra low voltage), suitable as a power supply for class III loads
- Finishing colour: white
- Material upperframe: plastic
- Certification marks: ENEC
- Marking: CE
--jeroen
The Wiert Corner - irregular stream of stuff 
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