Mitsubishi Electric MDS-E Series Instruction Manual page 112

MDS-E/EH Series Instruction Manual
2 Wiring and Connection
(2) When using two or more power supply units within a single NC communication bus system
Install a circuit protector and a contactor for each of the power supply units.
AC
Circuit
reactor
protector
R
S
T
Ground
Circuit
protector
AC
Circuit
reactor
protector
Ground
Circuit
protector
: Main circuit
: Control circuit
: Ground
CAUTION
1. An AC reactor and circuit protector are required for each power supply unit.
2. Install the spindle drive unit of large capacity adjacent to the power supply unit, and connections for other drive units
should be such that the total TE2 wiring length is 1500mm or less.
3. Make sure that the total capacity of the drive units connected to the same power supply unit meets the unit's selected
capacity and connect the CN4 of the drive unit, which is used as a final axis (when a spindle drive unit is included,
spindle drive unit), with that of the power supply unit.
4.Confirm that the power supply units are not connected with each other through the TE2(L+,L-) wiring before turning the
power ON.
MDS-E/EH-CV
CN4
Contactor
L1
TE1
L2
L3
L+
TE2
MC
MC1
L-
CN23
MC2
TE3
L11
L21
Ground
MDS-E/EH-CV
CN4
Contactor
L1
TE1
L2
L3
L+
TE2
MC
MC1
L-
CN23
MC2
TE3
L11
L21
Ground
MDS-E/EH-SP/SP2
CN1A
CN1B
CN4
TE2
L+
L-
TE3
L11
L21
Ground
MDS-E/EH-SP/SP2
CN1A
CN4
TE2
L+
L-
TE3
L11
L21
Ground
81
MDS-E/EH-V1/V2/V3
To NC
CN1A
CN1B
L+
TE2
L-
L11
TE3
L21
Ground
MDS-E/EH-V1/V2/V3
CN1A
CN1B
L+
TE2
L-
L11
TE3
L21
Ground
IB-1501229-F