Parker AC890 Product Manual page 22

A Analog Clean Earth
B Back-plate
C Cubicle
E
Dirty Earth
F Filter (optional)
G Star Point Earth/Ground
M Metal Work Earth
Vent Kit with
N
(optional) Drive Brake Unit
P Fuse or Circuit Breaker
890SD (Standalone) Drive: Frame G, H & J
Key to Layout Diagram
This must be insulated from the back panel. Analog reference X12/01 or digital reference
X14/04 must be connected to this busbar, avoiding earth loops.
Earth the backplate to the star point (G).
The 890 must be mounted inside a cubicle complying with the European safety standards
VDE 0160/EN50178.
This must be insulated from the back panel. It is used for all power earths.
Refer to Chapter 5: "Associated Equipment" for the specified filter. This may help to
achieve EMC compliance. Refer to Appendix C.
The star point connects all earth busbars. Connect the star point to the incoming safety
earth (PE). Note the possible requirement for PE2 connections to each drive, refer to page
4-25.
Use the back panel for this earth. It provides earthing points for all parts of the cubicle
including doors and panels. Connect cubicle to earth/ground via cubicle PE terminal.
Fit the Vent Kit to the drive. A Drive Brake Unit can also be fitted if required.
Fuse rating - refer to Appendix E. We don't recommend the use of circuit breakers (e.g.
RCD, ELCB, GFCI), but if their use is mandatory, use only a Type B RCD.
890SD Standalone Drive
Page
4-3