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Buy True Sine Wave Inverters Online
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True Sine Wave inverters are sometimes referred to as Pure Sine Wave inverters. Like all inverters , true sine wave inverters take direct current (DC) from a battery, solar panel or other generating source and convert it into 240V alternating current …
Should I Earth the DC Output of a MEAN WELL DIN Rail Power Supply?
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We recently had a customer ask if we recommend earthing the 0VDC from the V- DC output terminal of  MEAN WELL DIN rail power supplies . Or, would we recommend leaving the DC output floating, so it is isolated from protected earth?  In terms of safety, the …
DIN Rail DC to DC Converter with Wide and High Voltage Input Range
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Power Supplies Australia stocks the MEAN WELL DDRH series of DIN rail DC to DC converters with a wide input voltage range of 150~1500VDC late April.    MEAN WELL DDRH-60 DC to DC Converter   There are 3 power output options to choose from: 60-Watts …
Mounting Instructions for MEAN WELL Battery Chargers
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You can mount your MEAN WELL battery charger any way you like – up, down, left, right – no problem.    MEAN WELL NPB-360 Series Battery Charger   However, there are a couple of things to think about.   Firstly, the battery charger should be mounted where …
Problems Connecting MEAN WELL LED Drivers to a Lighting Control System
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Power Supplies Australia was recently contacted by a customer, who was wiring 4 MEAN WELL 24V 180W LED drivers with 3-in-1 dimming to a commonly used lighting control system to power RGBW LED strip.  The system in question utilises a 0-10V output to …
Why Won’t My MEAN WELL Battery Charger Turn Off?
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We were contacted by a customer, who had a MEAN WELL battery charger in his caravan. After replacing the batteries, he found that the charger was constantly running and wanted to know why it wasn’t shutting off. MEAN WELL battery chargers are usually set …
Do I Need to Fuse the Positive and Negative Sides of a 24VDC Floating Power Supply?
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We were asked by a customer that uses  MEAN WELL power supplies  in many of their products if they needed to fuse the negative output cable in a 24VDC floating power supply, and if so why?   The customer was only fusing the positive side, but their client …
Charging Lithium-ion Batteries with MEAN WELL Battery Chargers
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You may have noticed that in the data sheets of some MEAN WELL battery chargers, it states that the charger can be used for Lithium-ion batteries, and to contact MEAN WELL for further information. Power Supplies Australia can advise if your MEAN WELL …
Low Cost Inverters
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The MEAN WELL A300 series modified sine wave inverter gives you a remarkable level of functionality at a low cost. If you are on a tight budget it is certainly worth consideration. The MEAN WELL A300 series inverter is a modified sine wave inverter. It is …
How to Test If It Is the LED Driver or Luminaire That Has Failed
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When a LED light fails the presumption that is often made is that the LED driver has failed. This isn’t necessarily the case. There are some scenarios where LED failure is more likely. For example, if LEDs have been connected in parallel to constant …
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