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CapnCampn's avatar
CapnCampn
Explorer III
Nov 28, 2018

Champion Generator not even close to rated output

Continued from here: http://www.rv.net/forum/index.cfm/fuseaction/thread/tid/29788443/gotomsg/29792553.cfm#29792553 I have a Champion Non-inverter 3500/4000W generator that isn't putting out it's...
2112's avatar
2112
Explorer II
Nov 29, 2018
More R = Less Load

An ideal 1500W heater would have a resistance of 9.6 ohms. At an ideal 120VAC it will draw 12.5A. Let's say an extension cord adds 1 ohm. Now R = 10.6 ohms.
120V/10.6 = 11.3A
120*11.3 = 1356W

The extension cord changed a 1500W load to a 1356W load.

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