
Rockwell Automation Publication 2198-UM002E-EN-P - February 2018
321
Size Multi-axis Shared-bus Configurations
Appendix C
Table 147 - Maximum Supported DC-bus Capacitance
Table 148 - Internal Capacitance
Calculate the Total Motor Power Cable Length
To meet CE requirements, the sum of all motor power cable lengths from the
same DC-bus group must not exceed 400 m (1312 ft).
Power Supply
DC-bus Power Supply
Cat. No.
Supported Capacitance, max
μF
Single Power Supply
2198-P031
8,000
2198-P070
2198-P141
13,000
2198-P208
Multiple Power Supplies
2 x 2198-P208
26,000
3 x 2198-P208
39,000
Drive Module
Drive Module
Cat. No.
Internal Capacitance
μF
DC-bus Power Supplies
2198-P031
585
2198-P070
780
2198-P141
1640
2198-P208
2050
Dual-axis Inverters
2198-D006-ERS
x
165
2198-D012-ERS
x
2198-D020-ERS
x
330
2198-D032-ERS
x
390
2198-D057-ERS
x
705
Single-axis Inverters
2198-S086-ERS
x
560
2198-S130-ERS
x
840
2198-S160-ERS
x
1120
iTRAK Power Supply
2198T-W25K-ER
390
Capacitor Module
(1)
(1) The 2198-CAPMOD-DCBUS-IO extension module does not have any internal bus capacitance.
2198-CAPMOD-2240 2240