Huawei TP482000B Series - Page 26

TP482000B V300R002C03 Telecom Power
(TP482000B-N20B1, TP482000B-N20B2,
TP481200B-N20B1, and TP481200B-N20B2)
User Manual
3 Product Configurations
Issue 07 (2020-04-10)
Copyright © Huawei Technologies Co., Ltd.
20
Table 3-3 TP481200B-N20B1 configurations
Item
TP481200B-N20B1 Typical
Configurations
TP481200B-N20B1 Flexible
Configurations
AC input system
220/380 V AC three-phase four-wire
AC input circuit
breaker
One 3-pole 200 A circuit breaker
Load route

Layer 1: four 500 A NT3 fuses, two 400
A NT2 fuses

Layer 2: six 160 A NT00 fuses, six 100
A NT00 fuses

Layer 1:
− Six NT1 fuses, six NT2 fuses, six
NT3 fuses
− Twenty-four 63 A circuit breakers or
sixteen 100 A circuit breakers

Layer 2:
− Twelve NT00 fuses
− Twenty-four 63 A circuit breakers or
sixteen 100 A circuit breakers
Rectifier circuit
breaker
Twenty-four 1-pole 32 A circuit breakers
Rectifier
Twenty-four R4850G2s, R4850N2s, or R4850S1s
AC surge protection

One 20 kA/40 kA SPD

One 4-pole 32 A SPD circuit breaker
Battery route
Two 1000 A NT4 fuses
Battery current
monitoring
Two 1000 A/25 mV shunts
Total load current
monitoring
One 1000 A/25 mV shunt
DC power indicator
One DC power indicator (green)
System alarm
indicator
One system alarm indicator (red)
DC surge protection
DC SPD (10 kA in differential mode, 20 kA in common mode, 8/20 µs)
Monitoring unit
SMU05A
Signal monitoring
Power distribution monitoring unit
Table 3-4 TP481200B-N20B2 configurations
Item
TP481200B-N20B2 Typical
Configurations
TP481200B-N20B2 Flexible
Configurations
AC input system
120/208 V AC (three-phase three-wire or three-phase four-wire), compatible with
220/380 V AC three-phase four-wire
AC input circuit
One 3-pole 300 A circuit breaker