Ac Cable Connection - CanadianSolar CSI-75K-T40001-E Quick Installation Manual

4.5 AC Cable Connection

4.5.1 AC Side Requirements
Before connecting the inverter to the grid, ensure the grid voltage and frequency comply with requirements, for which, refer to
Specification. Otherwise, contact the electric power company for help.
Connect the inverter to the grid only after getting an approval from the local electric power company.
4.5.2 Connection Procedure
Step 1: Open the wiring compartment.
Step 2: Pull out four plastic rivets on the protection plate, then remove the protection plate.
Step 3: Disconnect the AC-side circuit breaker and prevent it from inadvertent reconnection.
Step 4: Loosen the swivel nut of the AC waterproof connector and select a seal rings according to the cable outer diameter.
Lead the cable through the swivel nut, seal rings, and wiring terminal successively.
Step 5: Strip the protection layer and insulation layer by specific length, as described in the figure below.
Step 6: Make the cable and crimp terminal.
For L1/L2/L3/N
W ≤ 46mm
12.5 D 16.5mm
≤ ≤
A ≤ 22mm
A
Step 7: Secure the wires to corresponding terminals.
Step 8: Gently pull the cable backwards to ensure firm connection, and fasten the swivel nut clockwise.
FIG 4-11 Data logger connection
FIG 4-12 Strip the protection layer and insulation layer
For PE(INTERIOR)
W ≤ 35mm
10.5 D 16.5mm
≤ ≤
L2=L1+3mm
FIG 4-13 Make the cable
L1
L2
L3
N
≤ 350mm
L1
L2
L3
N
PE
≤ 350mm
L1 L3=2L1
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