3.6 Wiring Check
3 - 23
3.5.4 Control Circuit Wiring Precautions
D
Separate control circuit wiring (terminals 1 to 33) from main circuit wiring (terminals R, S, T, B1, B2,
U, V, W,
©
,
¨
1,
¨
2, and
¨
3) and other high-power lines.
D
Separate wiring for control circuit terminals 9, 10, 18, 19, and 20 (contact outputs) from wiring for
terminals 1 to 8, 21, 22, 23, 25, 26, 27, 33 and 11 to 17.
D
Use twisted-pair or shielded twisted-pair cables for control circuits to prevent operating faults. Process
cable ends as shown in
Figure 3.21
.
D
Connect the shield wire to terminal 12(G).
D
Insulate the shield with tape to prevent contact with other signal lines and equipment.
Do not connect here.
Connect to shield sheath
terminal at VS-616G5
(terminal
12
)
Shield sheath
Armor
Insulate with tape
Fig
3.21
Processing the Ends of Twisted-pair Cables
3.6 Wiring Check
Check all wiring after wiring has been completed. Do not perform a buzzer check on control circuits.
D
Is all wiring correct?
D
Have any wire clippings, screws, or other foreign material been left?
D
Are all screws tight?
D
Are any wire ends contacting other terminals?
3
Summary of Contents for VARISPEED-616G5
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