21
5.3 Motor Connection – Wire the motor to Terminal
Block TB1 Terminals U, V, W. See Figures 10 -12 on
page 20. Motor cable length should not exceed
100 ft (30 m) – special reactors may be required –
consult our Sales Department.
Be sure Jumper J2 is set to the corresponding
motor horsepower rating, as described in
Section 6.2 on page 23.
5.4 Remote Main Speed Potentiometer Connec-
tion – The drive is supplied with a prewired Main
Speed Potentiometer mounted on the front cover.
To operate the drive from a remote potentiom-
eter (5 kΩ), remove the white, orange, and violet
potentiometer leads from Terminals P1, P2, and
P3. The wires may be taped and left inside
the drive. The potentiometer assembly may
be removed if a watertight seal is used to
cover the hole in the front cover. Wire the
Main Speed Potentiometer to Terminals P1
(low side), P2 (wiper), and P3 (high side).
See Figure 13.
WARNING! Do not earth ground any
Main Speed Potentiometer terminals.
Application Note – If it is required that the
Remote Main Speed Potentiometer
be isolated from the AC Line, install the
SIAC-PS Signal Isolator with Power
Supply (See Table 2 on page 9).
5.5 Remote Start/Stop Switch
Connection –
The drive is supplied with a
prewired Start/Stop Switch
mounted on the front cover
to electronically start and
stop the drive.
To operate the drive from
a remote Start/Stop Switch
(type (ON)-OFF-ON, SPDT),
remove the white, black,
and red wires from Terminals
RUN, COM, and STOP. The
wires may be taped and left
inside the drive. The switch
assembly may be removed
if a liquidtight seal is used to
cover the hole in the front cover. After applying power to the drive, momentarily set the Start/Stop
Switch to the “START” position.
For Start/Stop Switch with normally closed stop contact, set Jumper J9 to the “NC” position.
See Figures 14 and 15. Also see Section 6.8 on page 25.
5.6 Automatic Restart – Automatic restart requires the elimination of the Start/Stop Switch. Remove
the white, black, and red wires from Terminals RUN, COM, and STOP. The wires may be taped and
left inside the drive. The switch assembly may be removed if a liquidtight seal is used to cover the
hole in the front cover.
HIGH VOLTAGE! See Warning on Page 19.
NO
J9
NC
CO
M
(Push to Stop)
Normally Closed
Momentary Contact
STOP
STOP
Normally Open
Momentary Contact
(Push to Start)
RUN
START
Figure 15 – Remote Start/Stop Switch Connection
with Normally Closed Stop Contact
(J9 Installed in “NC” Position)
Figure 13 – Remote Main Speed
Potentiometer Connection
Main Speed
Potentiometer
Orange (Wiper)
Violet (High)
White (Low)
P1
P2
P3
HIGH VOLTAGE!
See Warning on Page 19.
Figure 14 – Remote Start/Stop Switch Connection
with Normally Open Stop Contact
(J9 Installed in “NO” Position)
CO
M
Black
STOP
STOP
Red
START
RUN
White
NO
J9
NC
HIGH VOLTAGE! See Warning on Page 19.
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