Battery Cable Resistance - Yanmar 3TNV82A-B Service Manual

Battery Cable Resistance

BATTERY CABLE RESISTANCE
AWG
6
4
2
1
0 (1/0)
00 (2/0)
000(3/0)
0000 (4/0)
00000 (5/0)
000000 (6/0)
Note: Total allowable resistance of the complete battery cable circuit (positive cable + negative cable + a*)
(a*: Resistance (Ω) 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.
TNV DI Service Manual
mm²
Less Than 2.68 HP (2 kW)
m
15 1.5
20 2.3
30 3.8
40 4.6
50 5.9
60 7.0
85 9.3
100 11.9
125 N/A
150 N/A
Maximum Total Battery Cable Length
(Positive Cable + Negative Cable + a*)
12V Starter Motor Output
Greater Than 2.68 HP (2 kW)
ft
4.75
7.4
12.6
15.3
19.5
22.8
30.5
39.0
N/A
N/A
ELECTRIC WIRING
m ft
N/A N/A
N/A N/A
2.3 7.5
2.8 9.2
3.5 11.6
4.2 13.7
5.6 18.3
7.1 23.4
8.3 27.3
10.1 33.3
14-5