Yaskawa V74X Drives User Manual
Page 19
19
Wiring
Main and Control Circuit
Section 4
•
Signal leads and feedback leads (PG) must be separated from control leads main circuit leads, and any other
power cables, to prevent erroneous operation caused by electrical noise.
•
Lead length should NOT EXCEED 164 feet (50 meters). Wire sizes should be determined considering the volt-
age drop.
•
All AC relays, contactors and solenoids should have RC surge supressors installed across their coils.
•
All DC relays, contactors and solenoids should have diodes installed across their coils.
TO DRIVE
SIGNAL
TERMINALS
TO SHIELD
SHEATH
TERMINAL
(TERM. )
WRAP BOTH ENDS
OF SHEATH WITH
INSULATING TAPE
CRIMP
CONNECTION
SHIELD SHEATH
OUTER JACKET
DO NOT
CONNECT
TO
EXTERNAL
CIRCUIT
Figure 1-1. Shielded Sheath Termination
IG.V7.01_new format.qxd:IG.V7.01_new format.qxd 8/21/07 2:24 PM Page 19
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