Instruction Manual
Setup and Commissioning 4-3
1503-UM053A-EN-P – September 2008
The altitude compensation by DIP switch settings applies to Series E 400 amp vacuum cont a ctors only. All 800 amp cont act ors are ada pt ed
for altitude by altering the return springs. 800 amp contactors are to be set for 1 to 1000m (001 DIP setting).
By-pass contactors in MV SMC applications must be set for 50 millisecond drop-out time .
Refer to Appendix A for typical drop-out time settings used when power fuses are provided by Rockwell Automation.