-56-
3 Wiring
Use the following types of cables for the main circuit.
Table 3-7
Recommended main circuit cables
Cable Type
Allowable Temperature (℃ )
Model
Name
PVC
General PVC cable
-
IV
PVC cable with a rated voltage of 600 V
60
HIV
Special PVC cable with heat-resistance capacity
75
For three-cable applications, the relation between AWG specification and the allowable current is shown
in the following table.
Note that the values listed in the table cannot be exceeded during use.
Table 3-8 Specifications for three-cable applications
AWG
Specification
Nominal Cross Sectional
Area (mm²)
Allowable Current in Different Ambient Temperatures (A)
30℃
40℃
50℃
20
0.519
8
7
6
19
0.653
9
8
7
18
0.823
13
11
9
16
1.31
18
15
12
14
2.08
26
23
20
12
3.31
32
28
26
10
5.26
48
43
38
8
8.37
70
65
55
6
13.3
95
85
75