Alpha ESS Storion-T50 Installation Manual - Page 13

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Alpha ESS Storion-T50 Installation Manual
INSTALLATION
Step 4:
After completing one rack, please check whether the installed batteries have the
same cluster No. and the same battery group No.

4.4 Wiring

4.4.1 Battery Side Wiring

4.4.1.1 Communication Cables Connection
A.
Please refer to the following figure,
connect the communication cables among
batteries of each cluster. These cables are in
each battery parts list.
Figure 4-9 Communication cables
connection in one cluster
C.
Connect the bottom battery (COM Port) to HV900105 (LMU Port) by using the
communication cables from HV900105 parts list.
D.
Connect HV900112 (COM Port) to TOP BMU box (COM Port, Port 1 or 2) by using the
communication cable from TOP BMU part list. Please see Figure 4-11.
Figure 4-11 Battery side communication cables connection
21
B.
Take the terminal resistance in the
HV900112 parts list and insert it into the
top battery COM port of each battery
cluster. You can see the detailed
information Figure 4-10.
Figure 4-10 Terminal resistance
in the top battery of each cluster
22
E.
To connect the PCS and EMS please open the PCS cabinet front door and remove the
panel of the right side. You can see the communication interface at the right bottom.
Then please connect TOP BMU box (Port 27 -485A and Port 28 - 485B) to the PCS (Port 9
- 485A and Port 10 - 485B) by using the RS485 cable from the parts list, and connect
TOP BMU box dry contact port (Port 05 and Port 06) to the PCS (Port 1 and Port 2) by
using the RS485 cable from the parts list as Figure 4-12 shows.
1
2
PCS
Figure 4-12 Battery side communication cables connection
The terminal strip ports of PCS are defined as in Table 18 shown.
Table 18 Definition of terminal strip ports of PCS
Item
Terminal
Input Signal Loop
1
IN1
2
IN1 GND
3
IN4
4
IN4 GND
IN5
5
IN5 GND
6
External Communication Loop
7
CAN H
8
CAN L
485 A
9
485 B
10
External Aux Power Input
11
L
12
N
INSTALLATION
Panel
TOP BMU
Notes
BMS Fault Signal
On/Off-grid Switch Node 1
On/Off-grid Switch Node 2
From External BMS
To External RS485
From External AUX Power