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Battery cable resistance, Electric wiring – Cub Cadet Yanmar 3TNV72 User Manual

Page 260

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ELECTRIC WIRING

TNV IDI Service Manual

12-5

Battery Cable Resistance

BATTERY CABLE RESISTANCE

Note: Total allowable resistance of the complete battery cable circuit (positive cable + negative cable + a*)

(a*: Resistance (

:

) of a battery switch or other electrical equipment having high resistance)

Note: For starter motors of less than 2.68 HP (2 kW): the total resistance must be less than 0.002

Ω. For

starter motors of greater than 2.68 HP (2 kW): the total resistance must be less than 0.0012

Ω.

AWG

mm²

Maximum Total Battery Cable Length

(Positive Cable + Negative Cable + a*)

12V Starter Motor Output

Less Than 2.68 hp (2 kW)

Greater Than 2.68 hp (2 kW)

m

ft

m

ft

6

15

1.5

4.75

N/A

N/A

4

20

2.3

7.4

N/A

N/A

2

30

3.8

12.6

2.3

7.5

1

40

4.6

15.3

2.8

9.2

0 (1/0)

50

5.9

19.5

3.5

11.6

00 (2/0)

60

7.0

22.8

4.2

13.7

000(3/0)

85

9.3

30.5

5.6

18.3

0000 (4/0)

100

11.9

39.0

7.1

23.4

00000 (5/0)

125

N/A

N/A

8.3

27.3

000000 (6/0)

150

N/A

N/A

10.1

33.3

TNV_IDI_ServiceManual_(3TNV72 for YN only).book 5 ページ 2007年11月29日 木曜日 午後2時58分