Huawei TP482000B Series User Manual page 25

TP482000B V300R002C03 Telecom Power
(TP482000B-N20B1, TP482000B-N20B2,
TP481200B-N20B1, and TP481200B-N20B2)
User Manual
Item
DC surge protection
Monitoring unit
Signal monitoring
Table 3-2 TP482000B-N20B2 configurations
Item
AC input system
AC input terminal
Load route
Rectifier circuit breaker
Rectifier
AC surge protection
Battery route
Battery current
monitoring
Total load current
monitoring
DC power indicator
System alarm indicator
DC surge protection
Monitoring unit
Signal monitoring
Issue 07 (2020-04-10)
TP482000B-N20B1 Typical
Configurations
DC SPD (10 kA in differential mode, 20 kA in common mode, 8/20 µ s)
SMU05A
Power distribution monitoring unit
TP482000B-N20B2 Typical
Configurations
120/208 V AC (three-phase three-wire or three-phase four-wire), compatible with
220/380 V AC three-phase four-wire
Two 3-pole 300 A terminal blocks
 Layer 1: six 500 A NT3 fuses
 Layer 2: six 160 A NT00 fuses, six
100 A NT00 fuses
Sixteen 2-pole 63 A circuit breakers
Forty-eight R4850G2s, R4850N2s, or R4850S1s
 Two 20 kA/40 kA SPDs
 Two 4-pole 32 A SPD circuit breakers
Two groups of two 1250 A NT4 fuses connected in parallel
Two 2000 A/25 mV shunts
One 2000 A/25 mV shunt
One DC power indicator (green)
One system alarm indicator (red)
DC SPD (10 kA in differential mode, 20 kA in common mode, 8/20 µ s)
SMU05A
Power distribution monitoring unit
Copyright © Huawei Technologies Co., Ltd.
3 Product Configurations
TP482000B-N20B1 Flexible
Configurations
TP482000B-N20B2 Flexible
Configurations
 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
19