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2 Specifications
MITSUBISHI CNC
2 - 24
(2) Explanation of each spindle drive unit (0.75 to 3.7kW) part
The connector and terminal block layout may differ according to the unit being used. Refer to each unit
outline drawing for details.
<Each part name>
Name Description Screw size
(1)
Control
circuit
LED --- Unit status indication LED ---
(2) SW1 --- Axis No. setting switch ---
(3) SW2 --- For machine tool builder adjustment: Always OFF (facing bottom) ---
(4) CN9 --- DI/O or maintenance connector ---
(5) CN1A --- NC or master axis optical communication connector ---
(6) CN1B --- Slave axis optical communication connector ---
(7) CN2 --- Motor side detector connection connector ---
(8) CN3 --- Machine side detector connection connector ---
(9)
Main circuit
CNP1
L1,L2,L3
N,P1,P2
L1,L2,L3: 3-phase AC power input
N: Test terminal for the manufacturer (Do not connect.)
P1,P2: Not used (short-circuit between the P1 and P2.)
---
(10) CNP2
P,C,D
L11,L21
Regenerative resistor connection terminal
Control power input terminal (single-phase AC input)
---
(11) CNP3 U, V, W Motor power output terminal (3-phase AC output) ---
(12) PE Grounding terminal M4×10
Do not connect the N terminal of CNP1 because it is the test terminal for the manufacturer.
MDS-D-SPJ3-37NA
(9)
(10)
(11)
MDS-D-SPJ3-075NA
(1)
(10)
(9)
(11)
(12)
(2)
(3)
(5)
(6)
(8)
(7)
(4)
(12)
MDS-D-SPJ3-22NA
(10)
(9)
(11)
(12)
CAUTION