MCSi-38/84
Digital Brushless AC servo drive system - Ref.0707
Diagram of the electrical cabinet
This is an orientative diagram for the installation of the electrical cabinet. This
diagram may be modified according to the requirements of each application.
It includes a simple circuit for the voltage supply of the brake of the servo
motors. The use of fuses is a must.
Mains connection and maneuver diagram
The delayed disconnection of D3 contacts is useful so:
The Drive Enable stays active while the motor brakes at maximum torque.
the brake holds the motor after it has stopped.
X3
14
15
13
44
19
43
29
30
D3
D4
L2
L1
L2
L1
X5
Power input for the
control signals
Power connection diagrams
Connection diagram of the electrical cabinet
DR.X.OK
With transformer
X5
L2
L1
L2
L1
X4
220 V AC
R
S
T
N
380 V AC
CO
N
T
RO
L
POW
E
R IN
P
U
T
PO
WER
I
N
P
U
T
S
220 V AC
Autotransformer or
single-phase transformer
k1 power switch
fuses
2x2.5 mm
2
Without transformer
X5
L2
L1
L2
L1
X4
220 V AC
R
S
T
N
380 V AC
CO
NT
ROL
PO
W
E
R
INP
U
T
PO
W
E
R
I
N
P
U
TS
220 V AC
k1 power switch
2x2.5 mm
2
fuses
Signal
Pin
13
DRIVE ENABLE
14
15
COMMON DRIVE SPEED
SPEED ENABLE
19
GND
29
DR OK
30
DR OK
43
24 V DC
44
GND AUX 24 V DC