Huawei OptiX OSN 8800 T64 Quick Installation Manual page 63

7 Subrack Power Cable Connections
b
1 x T64 Subrack + 4 x 6800 Subracks
NOTE
Power cable connections are the same on
the front and rear sides. This page
describes only the front-side power cable
connections.
Mapping between Subracks and
DC PDUs
DC PDU
Circuit Circuit
Breaker Breaker
No. Current
SW1A, TN51PDU: 60
SW2A, A
SW1B, DPD63-8-8
SW2B PDU: 63 A
SW3A, TN51PDU: 30
SW3B A
DPD63-8-8
PDU: 32 A
SW4A, TN51PDU: 30
SW4B A
DPD63-8-8
PDU: 32 A
PDU
T64
Subrack 1
Subrack 2
6800
Subrack 3
6800
CAUTION
• For the T64 Enhanced subrack, the PIU boards installed back-to-back are in mutual backup.
• For the T64 General, T32, and T16 subracks, PIU boards on the left and right sides are in
mutual backup.
• For the universal platform subracks, the PIU boards are installed on the right side and the
upper and lower PIU boards are in mutual backup.
• For details of the backup relationships between PIU boards, see the "Power Redundancy"
section.
DPD63-8-8 PDU
Subrack
No.
1
TN51PDU
2
3
Subrack 1
a2 a4
(+) (+)
a1 a2 a3 a4
a1 a3
(-) (-) (-) (-)
(+) (+)
a1 a2 a3 a4
(-) (-) (-) (-)
a1 a2 a3 a4
(+) (+) (+) (+)
a1 a2
(+) (+)
a1 a2
(-) (-)
Subrack 2
a3(+)
a3(-)
b3(+)
b3(-)
60
b2 b4
(+) (+)
b1 b2 b3 b4
b1 b3
(-) (-) (-) (-)
(+) (+)
b1 b2 b3 b4
(-) (-) (-) (-)
b1 b2 b3 b4
(+) (+) (+) (+)
b1
(+)
b1
(-)
Subrack 3
a4(+)
a4(-)
b4(+)
b4(-)
b2
(+)
b2
(-)