STS-6000K-H1 Smart Transformer Station (Vietnam,
Duc Long Gai Lai)
Installation Guide
7 Connecting Cables
Issue 02 (2020-02-21)
Copyright © Huawei Technologies Co., Ltd.
54
7.6 Connecting Cables to an SACU
The installation position of an SACU is reserved outside the MV room.
The cables of the SACU have been reserved on auxiliary transformer side in the MV room before
delivery.
Table 7-2
SACU cable labels
Cable Type
STS End (Preinstalled)
SACU End
PE cable
741-PE:4-SACU-PE
741-SACU-PE-PE:4
Three-phase AC power
cable
Route 1:
729-3X1:1:2-SACU:L1-1
730-3X1:2:2-SACU:L2-1
731-3X1:3:2-SACU:L3-1
732-3X1:4:2-SACU:FE01
Route 2:
733-3X1:5:2-SACU:L1-2
734-3X1:6:2-SACU:L2-2
735-3X1:7:2-SACU:L3-2
736-3X1:8:2-SACU:FE02
Route 1:
729-SACU:L1-1-3X1:1:2
730-SACU:L2-1-3X1:2:2
731-SACU:L3-1-3X1:3:2
732-SACU:FE01-3X1:4:2
Route 2:
733-SACU:L1-2-3X1:5:2
734-SACU:L2-2-3X1:6:2
735-SACU:L3-2-3X1:7:2
736-SACU:FE02-3X1:8:2
RS485 communications
cable
738-3X1:9:2-SACU:9
739-3X1:10:2-SACU:10
740-3X1:PE:2-SACU:PE
738-SACU:9-3X1:9:2
739-SACU:10-3X1:10:2
740-SACU:PE-3X1:PE:2
Single-phase AC power
cable
708-3FB3:2-SACU:L
710-3FB3:4-SACU:N(L)
737-3X1:PE:1-W5:SH
708-SACU:L-3FB3:2
710-SACU:N(L)-3FB3:4
737-W5:SH-3X1:PE:1
Step 1
Install an SACU.
Figure 7-15
Installing an SACU