4 - 2
4. SIGNALS AND WIRING
CAUTION
Connect the servo amplifier power output (U, V and W) to the servo motor power
input (U, V and W) directly. Do not let a magnetic contactor, etc. intervene.
Otherwise, a malfunction or fault may occur.
U
Servo motor
M
V
W
U
V
W
U
Servo motor
M
V
W
U
V
W
Servo amplifier
Servo amplifier
4.1 Input power supply circuit
CAUTION
Always connect a magnetic contactor between the power supply and the power
supply (L
1
·L
2
and L
3
) of the servo amplifier, in order to configure a circuit that shuts
down the power supply on the side of the servo amplifier’s power supply. If a
magnetic contactor is not connected, continuous flow of a large current may cause
a fire when the servo amplifier malfunctions.
Use the malfunction (ALM) to switch power off. Otherwise, a regenerative transistor
fault or the like may overheat the regenerative resistor, causing a fire.
N (-) terminal is not a neutral point of the power supply. Incorrect wiring will
cause a burst, damage, etc.
Check the servo amplifier model, and then input proper voltage to the servo
amplifier power supply. If input voltage exceeds the upper limit of the specification,
the servo amplifier will break down.
Содержание Melservo-J3 Series MR-J3-B
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