Thread: Shop Lights
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Old 12-15-2014, 01:18 AM   #13
Paul Precht
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Default Re: Shop Lights

Quote:
Originally Posted by voltdr View Post
To clarify. The H.I.D. lights put out the same wattage but require more amperage to operate the lower the operating voltage. Amperage is what spins the meter....
Dan
Amperage times voltage =====Wattage Wattage is what spins the meter not amperage, which is why your electric bill is read in KW not KA. 120V x 10A = 1200W 240V x 5A= 1200W 480V x 2.5A=1200W.
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