3 Electrical Installation
52
YASKAWA ELECTRIC
TOEP C710616 38H YASKAWA AC Drive-L1000A Quick Start Guide
Connect control wires as shown in
.
Figure 26
Figure 26 Terminal Board Wiring Guide
When connecting control wires to the terminals, use shielded twisted-pair wires (treating wire ends as shown in
and connect the shield to the ground terminal (E [G]) of the drive.
Figure 27
Figure 27 Preparing the Ends of Shielded Cables
NOTICE:
Do not exceed 50 meters (164 ft.) for the control line between the drive and the operator when using an analog signal from a
remote source to supply the frequency reference. Failure to comply could result in poor system performance.
A – Loosen screw to insert wire
C – Avoid fraying wire strands when stripping
insulation from wire. Strip length 5.5 mm (0.22 in.)
B – Single wire or stranded wire
D – Blade depth of 0.4 mm (0.02 in.) or less
Blade width of 2.5 mm (0.10 in.) or less
A – Drive side
D – Shield sheath (insulate with tape or heat-shrink tubing)
B – Insulation
E – Shield
C – Control device side
A
B
C
D
Preparing wire
terminal ends
YEA_common
A
E
B
C
D
TOEP_C710616_38H_7_0.book 52 ページ 2015年11月11日 水曜日 午後7時40分