3 Installation
Power Conversion System BCS-B-H Series (1000K-1500K)
User Manual
32
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3.6 Electrical Connection
3.6.1 Wiring Requiremnts
Grid-tied power generation should be allowed by local power supply department and operated by
professionals. Ensure that the AC and DC side is without electricity when wiring.
The wiring requirement is as shown inTable3-1.
Table3-1
Wiring requirement
Wire name
Minimum wire diameter (mm²)
DC
Input
＋
At least 7 routes input and the wire diameter of each route is 240mm²
(the
recommended terminal model is DT240). Multi-route can be selected. For single
wire, the wire diameter should not exceed120mm²
.The other model cables can be
selected according to actual condition, but the total wire diameter of each phase
cannot less than 1680mm²
.
－
AC
Output
U
For each phase, there must be 5 routes input at least, and the wire diameter of
each route is 240mm²
(the recommended terminal model is DT240). Multi-route
can be selected. For single wire, the wire diameter should not exceed 120mm²
.
The other model cables can be selected according to actual condition, but the
total wire diameter of each phase cannot less than 1200mm²
.
V
W
Grounding wire
The recommended diameter is more than 2*240mm²
(Recommended terminal
type: DT240).
Communication
wire
0.3mm²
. It is recommended to use shield cables.
The dimensions of wires above are based on UL copper wire standard. If user chooses other wires,
please replace reasonably referring to standard.
3.6.2 Wiring
Step 1
Open the front door of PCS, disconnect the AC breaker (as shown in Figure2-5
○
9 ).
Summary of Contents for BCS-B-H Series
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