Electrical Installation
‑160‑
7.7 Inspection After Wiring
After the wiring is completed, check the items in the following checklist one by one
and put a tick for compliance.
Table 7–29 Wiring checklist
No.
Checklist
Compliance
1
The power input is connected to the R, S, and
T terminals properly.
2
The motor input cable is connected to the U,
V, and W terminals properly.
3
The diameter of the main circuit cable meets
the requirement.
4
Heat‑shrink tubing is applied to the copper lug
and conductors of the main circuit cable and
the tubing completely wraps the conducting
parts of the cable.
5
Motor output cable does not exceed 50 m, or
the carrier frequency (F0‑15) is reduced for a
motor output cable exceeding 50 m.
6
The AC drive is properly grounded.
7
The output terminals and control cable
terminals are connected securely and reliably.
8
Where applicable, the braking resistor and
braking unit used are wired properly with
proper resistance values.
9
Shielded twisted pair cables are used as
control circuit signal cables.
10
Optional cards are properly connected.
11
The control circuit cable and main circuit
power cable are routed separately.
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