Westerbeke 50 - Page 108

SERVICE
BULLETIN
V.23
DATE: May 20,
1980
BULLETIN NUMBER: 110
MODEL:
All
SUBJECT:
Ammeter Wire Sizes
Ammeters may be installed in conjunction with any Westerbeke marine diesel
engine or diesel generator
set. The range of the ammeter must be appropriate
for the
maximum output of the alternator.
Additionally, the wire size for the alternator output circuit,·inc1uding the
ammeter, varies with the total length of that circuit. The table below shows
the maximum current that can be carried various total distances by various
wire
sizes, to and from source to load.
Total
Length
System
of wire in
I
Vol ts
feet 35
12
1
to 5
12
12
5 to 10
10
12
10 to 20 6
12
20 to 30 6
12 30 to 40 4
24
1 to 5 14
24
5 to 10 12
24
10 to 20 10
24
20 to 30 8
24
30 to 40 6
32
1 to 5 14
32
5 to 10
12
32
10 to 20
10
32
20 to 30 8
32
30 to 40 6
PIN: 24737
WIRE SIZE TABLE
MAXIMUM CURRENT(AMPS)
40
55
60 70
85
12
12
8
8
8
10 8 6
6 6
6 6 6
3 2
4
4 2
1 1
2 2
1 1
0
14 12 12 10
10
12 10 10
8 8
8
8 6 6
4
6
6
4 4 4
6 4
4
2 2
14
12
12
10 10
12 10
10
8
8
8
8
6
6 4
6
6
4 4
4
6 4 4 2 2
J. H. WESTERBEKE CORP.
AVON INDUSTRIAL PARK, AVON, MASS. 02322· (5171588-7700
CABLE: WESTCORP, AVON· TELEX: 82 -4444
120
6
4
1
1
0
8
6
4
2
0
8
6
4
2
0