Omron OMNUC G Series User Manual page 237

 Radio Noise Filters and Emission Noise Prevention Clamp Cores
Use one of the following filters to prevent switching noise of PWM of the Servo Drive and to prevent
noise emitted from the internal oscillation circuit.
Model
3G3AX-ZCL1
3G3AX-ZCL2
*3
ESD-R-47B
ZCAT3035-1330
1. Generally used for 1.5 kW or higher.
*
Generally used for 1.5 kW or lower. The maximum number of windings is three turns.
*2.
Generally used for 50/100 W. The maximum number of windings is two turns.
*3.
*4. Also used on the Servo Drive output power lines to comply with the EMC Directives. Only a
clamp is used. This clamp can also be used to reduce noise current on a frame ground line.
Dimensions
3G3AX-ZCL1
180±2
160±2
ESD-R-47B
Manufacturer
*1
OMRON
*2
OMRON
NEC TOKIN
*4
TDK
130
85
7 dia.
3.0
17.5
4-3 Wiring Conforming to EMC Directives
Application
Servo Drive output and power cable
Servo Drive output and power cable
Servo Drive output and power cable
Encoder cable and I/O cable
3G3AX-ZCL2
ZCAT 3035-1330
39
5.1 dia.
34
Three, M4
26
50
95
Two, M5
80
30
13
4-38
4