HLG-40H-12B - LED Controller Mean Well - Free user manual and instructions
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| Product Type | LED Driver / Controller |
| Brand | Mean Well |
| Model | HLG-40H-12B |
| Input Voltage | 90-305 VAC |
| Output Voltage | 12 VDC (constant voltage) |
| Output Current | 3.34 A (adjustable via internal pot) |
| Power Rating | 40 W |
| Dimensions (L x W x H) | 162.5 x 68.5 x 42.5 mm |
| Weight | 0.66 kg |
| IP Rating | IP67 |
| Efficiency | Up to 90% |
| Dimming Methods | PWM, 0-10 VDC, resistor (built-in) |
| Operating Temperature | -40°C to +70°C |
| Protections | Short circuit, over voltage, over temperature |
| Safety Certifications | UL, CE, RoHS |
| Maintenance | Clean with dry cloth; check connections periodically |
| Spare Parts | Not user-serviceable; contact Mean Well for replacements |
| Repairability | Professional repair only; no user-replaceable parts |
| General Information | High efficiency LED driver suitable for indoor/outdoor lighting |
Frequently Asked Questions - HLG-40H-12B Mean Well
What is the input voltage range for the HLG-40H-12B?
The input voltage range is 90-305 VAC, making it suitable for worldwide use.
Can this driver dim LEDs?
Yes, it supports dimming via PWM, 0-10 VDC, or a resistor. The dimming function is built-in.
What is the output current?
The output current is 3.34 A at 12 VDC, but it can be adjusted using the internal potentiometer.
Is the HLG-40H-12B waterproof?
Yes, it has an IP67 rating, meaning it is dust-tight and protected against temporary immersion in water.
How do I connect the dimming wires?
The dimming input is on the DIM+ and DIM- terminals. For 0-10 V, connect a 0-10 V source; for PWM, connect a PWM signal; for resistor, connect a resistor between DIM+ and DIM-.
What protections does this driver have?
It includes short circuit, over voltage, and over temperature protections, ensuring safe operation.
What is the operating temperature range?
It operates from -40°C to +70°C, suitable for extreme environments.
Can I use this driver for constant current LED strips?
Yes, it can be used in constant voltage mode (12 V) or constant current mode (adjustable current). Set the output current via the internal pot.
How do I adjust the output current?
Remove the cover and adjust the internal potentiometer labeled 'I-ADJ' with a small screwdriver. Turn clockwise to increase current.
What certifications does this driver have?
It is certified with UL, CE, and RoHS, ensuring safety and environmental compliance.
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