Sears 200.71991 operating instructions Grounding Methods

8.2Recommended minimum AWG size for extension cords for battery chargers:

AC input rating,				AWG size of cord
amperesa			Length of cord, feet (m)
At least	But less	25	50		100	150
	than	(7.6)	(15.2)		(30.5)	(45.6)
0	2	18		18	18	16
2	3	18		18	16	14
3	4	18		18	16	14
4	5	18		18	14	12
5	6	18		16	14	12
6	8	18		16	12	10
8	10	18		14	12	10
10	12	16		14	10	8
12	14	16		12	10	8
14	16	16		12	10	8
16	18	14		12	8	8
18	20	14		12	8	6

aIf the input rating of a charger is given in watts rather than in amperes, the corresponding ampere rating is to be determined by dividing the wattage rating by the voltage rating ‒ for example:

1250 watts/125 volts = 10 amperes

8.3

Grounding Methods

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