31
Auxiliary power cable specification
The auxiliary power cable shall be two
conductor cable with external insulation
suitably rated for the voltage and operating
environment. It shall have the following
additional specification:
External insulation is be circular in
cross-section
External insulation diameter to be in
range 0.31” to 0.50” (8 mm to 12.5 mm)
The external insulation is be cut back as
shown in Figure 25.
The wire size of each core is to be in the
range #16 AWG to #12 AWG (1.5 mm
2
to
4 mm
2
). It is preferable to terminate the
wires with crimps as shown.
Hazardous voltages.
Will cause death or serious injury.
If IP 3x rating for terminal compartment is breached through incorrect
auxiliary power wire installation, this creates a situation of possible
electric shock risk that could lead to serious injury or death.
Figure 25: Auxiliary power cable details
Item
Description
A
Active wire
B
Neutral wire
C
Insulation
A
B
C
1” (25 mm)
