Yaskawa AC Servo Drives Sigma II Series INDEXER - Manual (Page 24)

E-22
7.4 Wiring Examples
The following diagrams show the wiring example. Before wiring, turn off the power on/off
switch and post a notice of “No Conduction.” Only an electrical expert can perform the wir-
ing. The noise filter and the core are shown in the diagram.
Note: 1. Clamp: Secure cable shields and ground for conductive metal parts.
2. Make sure that the grounding plate are securely connected to the grounding.
3. Remove the paint from the grounding plate to insure a good Earth connection for filter,
SERVOPACK, clamp, etc.
L1,L2,L3
A1,A2
U,V,W, CN2
CN7
CN1
Control box
Grounding plate/Box
<Required EN Specifications>
Core
SGDH
SERVOPACK
NS600
/NS601
Encoder Motor
Servomotor
Host controller
Clamp
Core Core
Core Core
Core
Clamp Clamp Clamp
Clamp
Clamp
AC/DC
converter
Noise
filter 1
Noise
filter 2
Control
power
supply
Single-phase
200 VAC
Main
power
supply
Three-phase
400 VAC
Core
Clamp
Open
CN4