Wiring IS300 Series Servo Drive User Manual
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Chapter 2 Wiring
2.1 Wiring Method
For the wiring method of the IS300, see the inserted figure at the end of this chapter.
2.2 Description of Main Circuit Terminals
Terminals Name Description
R, S, T
Single-phase power
supply input terminals
Connecting points of the three-phase AC power supply
(+), (-)
Positive and negative
terminals of DC bus
Input points of common DC bus
Connecting points of the external braking unit of
IS300(*)070-C-* and above.
(+), PB
Connecting terminals
of braking resistor
Connecting points of the braking resistor of
IS300(*)050-C and below
P, (+)
Connecting terminals
of braking resistor
Connecting points of the external reactor of
IS300(*)140-C-* and above
U, V, W
Servo drive output
terminals
Connecting to the three-phase motor
Grounding terminal Grounding
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