Sungrow SG25CX-P2, User Manual

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5.6.2 Requirements for OT/DT Terminal
OT / DT terminals (not included in the delivery scope) are required for fixing AC cables to
the terminal block. Purchase the OT / DT terminals according to the following requirements.
OT / DT Terminals of Phase Wire
• Specification: M8
figure 5-3 Specifications of the Crimped OT/DT Terminal
OT / DT Terminal of PE Wire
• Specification: M8
5.6.3 Connection Procedure
step 1 Disconnect the AC-side circuit breaker and prevent it from inadvertent reconnection.
step 2 Take out the AC junction box and loosen the swivel nut. Remove the seals and select an ap-
propriate one according to cable outer diameter. Lead the cable through the swivel nut, seal,
and junction box successively.
Outer diameter D(mm) Seals
18 ~ 24 a+b+c
24 ~ 30 a+b
30 ~ 38
a
step 3 Make the cable and crimp OT/DT terminal.
5 Electrical Connection User Manual