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17. SPEED CONTROL OPERATION
17.4.2 Wiring check
(1) Power supply system wiring
Before switching on the main circuit and control circuit power supplies, check the following items.
(a) Power supply system wiring
The power supplied to the power input terminals (L1, L2, L3, L11, L21) of the servo amplifier must satisfy
the defined specifications. (Refer to section 1.2.)
(b) Connection of servo amplifier and servo motor
1) The servo motor power outputs (U, V, and W) of the servo amplifier must match in phase with the
power input terminals (U, V, and W) of the servo motor.
M
U
V
W
U
V
W
Servo amplifier
Servo motor
2) The power supplied to the servo amplifier should not be connected to the servo motor power outputs
(U, V, and W). Otherwise, the connected servo amplifier and servo motor may fail.
M
U
V
W
U
V
W
Servo amplifier
Servo motor
L
1
L
2
L
3
3) The earth terminal of the servo motor must be connected to the PE terminal of the servo amplifier.
M
Servo amplifier
Servo motor
4) P
1
and P
2
(P
1
and P for 11kW or more) must be connected.
Servo amplifier
P
1
P
2
(c) When option and peripheral equipment are used
1) When the regenerative option is used for the 200V class servo amplifier of 3.5kW or less, or the 400V
class servo amplifier of 2kW or less
・
The lead wire between the P terminal and D terminal of CNP2 connector must not be connected.
・
The regenerative option wires must be connected to the P terminal and C terminal.
A twisted wire must be used. (Refer to section 14.2.)
2) When the regenerative option is used for the 200V class servo amplifier of 5kW or more, or the 400V
class servo amplifier of 3.5kW or more
・
The built-in regenerative resistor lead wires connected to the P terminal and C terminal of the TE1
terminal block must not be connected.
Содержание Melservo-J3 Series MR-J3-B
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