06
LAN Network port
Communication Port
Use wire crimper to press
5mm
④
⑤
NO Description Content
A Wire Diameter No longer than 6 mm
B Cross Sectional Area of Copper Wire AWG14-AWG18
C Wire Length 45mm(more or less)
D Length of Bare Copper Wire 5mm(more or less)
Multiple strands of soft copper wire
LAN SEC1000 uses this port when accessing a network cable;The access point is as shown in the "NET"
position in the gure above.
It is recommended to use network cables better than Super Five Type. After wiring, use the re-proof mud to
seal the port, to ensure its protective performance.
Specication and crimping of external CT input current wire
Current Input Port (three sets of CT )
Install three external CTs at the current input ports. Clamp the A+A-, B+B-, and C+C- of the CT to L1, L2, and L3
respectively.
Connect three sets of external CT to the connector at the position shown in gure 3-1（A+A-\B+B-\C+C-).
For detailed external CT connection, please refer to the CT connection manual.
Recommended CT
According to the external current range, GoodWe recommends the following specications, for reference only.
③
NO Range of current tested Content Remark
1 Imax＜250A
CT 200A Acrel/AKH-0.66(200A/5A) Backow CT,closed type(Holesize31mm*11mm, 22mm)
CT 250A/5A Acrel/AKH-0.66-K-30x20-250/5 Backow CT,open type(Opening size:32mm*22mm),accuracy 0.5%
CT 250A/5A Acrel/AKH-0.66-K-60x40-250/5 Backow CT,open type(Opening size:62mm*42mm),accuracy 1.0%
2 250A≤Imax＜1000A
CT 1000A/5A Acrel/AKH-0.66-K-60x40-1000/5 Backow CT,open type(Opening size:62mm*42mm),accuracy 0.5%
CT 1000A/5A Acrel/AKH-0.66-K-80x40-1000/5 Backow CT,open type(Opening size:82mm*42mm),accuracy 0.5%
CT 1000A/5A Acrel/AKH-0.66-K-80x80-1000/5 Backow CT,open type(Opening size:82mm*82mm),accuracy 0.5%
3 1000A≤Imax＜5000A
CT 5000A/5A Acrel/AKH-0.66-K-
140x60-5000/5
Backow CT,open type(Opening size:142mm*62mm),accuracy
0.2%
CT 5000A/5A Acrel/AKH-0.66-K-
160x80-5000/5
Backow CT,open type(Opening size:162mm*82mm),accuracy
0.2%
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