C N C 4 2 2 0 M a c hi ne Too l Op e ra t ion an d Te st
97
13.19.6
MAIN AXIS CONTROL WIRING DIAGRAM
YA
electromagne
tic brake
F
re
q
ue
nc
y
inve
rte
r
Frequency
inverter main axis
Multi-section
control main
axis
(Red)
(Green)
Note:
1. KA center relay, DC24V
2. VD freewheeling diode
M
ai
n
axi
s
cont
rol
2
M
ai
n
axi
s
cont
rol
3
M
ai
n
axi
s
cont
rol
1
M
ai
n
axi
s
cont
rol
0
M
ai
n
axi
s
b
ra
k
e
M
ai
n
axi
s
re
v
er
se
M
ai
n
axi
s
for
w
ar
d
(machine tool output terminal board)