INSTALLING THE GEAR UNIT
19
Dana Incorporated
IMM-0021EN - Installation and Maintenance Manual
7.5 CHECK THE VOLTAGE SUPPLY
The standard geared motors are supplied with 230/400 V 50/60 Hz up to 3 kW including 3 kW and 400/690 V 50/60 Hz over 3
kW and is indicated on the motors name plate unless it is differently ordered.
In case of only gear unit is supplied from Dana Motion Systems Italia S.r.l. please observe the name plate of the electric motor
and the instructions of the supplier. Check the basic electric connection diagrams below. Use experienced electric technician.
The following wiring diagram is for standard 230/400 V 50 Hz AC electric motors. For different voltages please contact Dana
Motion Systems Italia S.r.l.. For gear units supplied without motor, refer to the motor manufacturers user manual.
Table 6:
Basic motor connection wiring diagram
DANGER
Using wrong connection or voltage can damage the electric motor or environment.
DANGER
The electric connection must be done by experienced electric technician.
The gearbox, the motor and the brake must be grounded to prevent potential differences of earth and gearbox/mo-
tor.
Pole Number
Nominal Powers at 400V, 50Hz
230V ( D ) / 400 V ( Y )
400V ( D )
2 or 4
≤
3 kW
≥
4 kW
6
≤
2,2 kW
≥
3 kW
8
≤
1,5 kW
≥
2,2 kW
Starting Principle
Direct
Direct or Y/D
I =
L2
L1
U1
W2
W2
ph
U1
W1
V1
L3
W1
V2
U2
V2
(230V)
U2
I1
I
3
U
L1
(230V)
U =U
U
I2
V1
I3
ph
(230V)
U
L2
L3
V2
L1
L2
U1
V1
I =
I
ph
U1
W2
U2
U2
W1
L3
W1
V2
W2
I1
I2
V1
(400V)
L1
U
L2
I3
U
U =
ph
3
(400V)
U
L3
(400V)
U
