Electrical; Wiring Schematic - Presto Lifts Dock Lift Series Owner's Manual

8

Electrical

Other motor and hydraulic power unit options are available. If your machine was supplied with
a motor other than the one described here, contact the manufacturer for more information.
Control Voltage:
Primary Voltage
460
230
208
Changing the primary voltage in the field will require changing some components and also
other adjustments, contact Presto Lifts Customer Service for further assistance.
8.1

Wiring Schematic

208/230/380/
415/460/575V
3 PHASE
50/60 Hz
CONNECT ACCORING TO
CORRECT SUPPLY VOLTAGE
NOTE:
UP LIMIT SWITCH IS OPTIONAL. IF UP LIMIT SWITCH
IS ABSENT, WIRE 3 RUNS DIRECTLY TO THE COIL ON
THE MOTOR CONTACTOR.
Presto Lifts
24/1/60
Phase Frequency Full Load Amp
3 60
3 60
3 60
FUSED DISCONNECT
(BY OTHERS)
L1
L2
L3
L1
1FU
3FU
1
1
UP LIMIT
UP
OPTIONAL
2
1 3
DOWN
3
1 5
Motor:
4
8
8.4
M1
L1
L2
L3
L3
2FU
M1
4 4
31
3.2 HP
Required Supply Fusing
6 AMP
12 AMP
12 AMP
1T1
HYDRAULIC
1T2
MTR POWER UNIT
MOTOR
1T3
2
OL
HPU MOTOR
STARTER
2
Sol
DOWN VALVE
SOLENOID
5
2
PDL Dock Lift Manual