Vix Technology Pty Ltd CP6100 Manual Do Utilizador
VIX Products
Security Level 3
CP6100 User Manual
VXP-00261
Vix Confidential © Vix 2016
Revision 4.0 / 1 Sep 2016
4.6
Cable Requirements
Power supply cables wired to the input of a circuit breaker must be rated with respect to
the previous circuit breaker or fuse from which they were derived. Adequate current de-
rating should be applied to the cable as per the manufacturer’s instructions.
the previous circuit breaker or fuse from which they were derived. Adequate current de-
rating should be applied to the cable as per the manufacturer’s instructions.
4.7
Hierarchy for Supply
Figure 8 shows a typical wiring hierarchy for the equipment power supply cabling.
Notice that the cable ratings are higher than the circuit breakers and fuse ratings. In this
example the circuit breaker rating has been de-rated to 70% of the cable maximum
continuous current rating.
example the circuit breaker rating has been de-rated to 70% of the cable maximum
continuous current rating.
Also note that the current rating of the input side of the circuit breaker from the vehicle
bus bar. This cable must be rated to exceed the current rating of the bus bar. In this case
70% de-rating has been applied.
bus bar. This cable must be rated to exceed the current rating of the bus bar. In this case
70% de-rating has been applied.
VEHICLE BUS BAR (100A FUSED)
40A
CIRCUIT
BREAKER
CP6100
5A
CIRCUIT
BREAKER
JUNCTION
BOX
5
A
R
a
te
d
C
a
b
le
5
7
A
R
A
T
E
D
A
B
L
E
57A RATED CABLE
1
4
3
A
R
A
T
E
D
A
B
L
E
LEGACY
EQUIPMENT
LEGACY
RELAY
ANCILLAR
Y
CIRCUIT
BREAKER
LEGACY
CIRCUIT
BREAKER
ON/OFF
CONTROL
Figure 8: Typical Bus Power Supply Circuit Breaker and Cable Rating
4.8
Hot Plugging
WARNING:
It is strongly recommended that power is turned off before the power is plugged in or out.
!
Attention