User manual of EL8-EC***F AC Servo
26
2.5 Main/Control circuit power supply X1
Pin
Label
Explanation
Remarks
L1C
Control circuit L1
Control circuit power
supply. Single phase
220VAC
①
Optional isolated switching
power supply
;
②
Connecting to 380VAC will
cause damage to driver
;
③
Line filter is suggested in
environment with strong
interference
;
Use a fuseless circuit breaker
to turn on/off power supply to
driver.
L2C
Control circuit L2
L1
Main power supply L1
Single phase 220VAC.
Supports 1ph/3ph
220VAC,-10%
~
+10%,50/60Hz
L2
Main power supply L2
L3
Main power supply L3
P +
DC Bus positive
terminal
1. Internal DC bus positive
terminal
2
、
External regenerative
resistor P terminal
Connect B1 and B2 to use
internal regenerative resistor
If an external regenerative
resistor is needed
,
connect it
to P+ and B2
,
disconnect B1
and B2.
B1
Regenerative resistor
terminal
Internal regenerative
resistant drawing terminal
B2
Regenerative resistor
terminal
Internal IGBT transistor
N
DC Bus negative
terminal
Internal DC bus negative
terminal
Please don’t connect to any
cable
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