TM 5-2420-230-24-2
Specifications
B3.9 and B5.9 Series Engines
Page 13-10
Section 13 - Electrical Equipment - Group 13
Batteries (Specific Gravity)
Specific Gravity at 27C [80F]
State of Charge
1.260 to 1.280
100%
1.230 to 1.250
75%
1.200 to 1.220
50%
1.170 to 1.190
25%
1.110 to 1.130
Discharged
Battery Cable Specifications
Cable Size
Nominal Resistance in Ohms
Maximum Total Length
(sum of both cables)
Gauge
Per Meter
Per Foot
12 VDC
24 VDC
Meter
Feet
Meter
Feet
4
0.000984
0.00030
NR*
NR*
2.03
6.7
′1.63
2
0.000615
0.000188
5.3
3.26
10.6
1
0.000492
0.000150
2.03
6.7
4.06
13.4
0
0.000386
0.000118
2.59
8.5
5.18
17.0
00
0.000292
0.000090
3.43
11.3
6.86
22.6
000
0.000232
0.000071
4.32
14.2
8.64
28.4
* Not recommended
L-1268