ABB SPAC 531 C User Manual And Technical Description page 2

1MRS 750852-MUM EN
Issued 1997-09-11
Modified 2000-10-02
Version B (replaces 34 SPAC 3 EN1)
Checked EP
Approved EP
Data subject to change without notice
Contents
2
Features .......................................................................................................................... 3
Area of application .......................................................................................................... 3
Description of function .................................................................................................. 5
Design ....................................................................................................................... 5
Protection functions .................................................................................................. 8
Auto-reclosing ........................................................................................................... 9
Control functions .................................................................................................... 10
Measurement functions ........................................................................................... 11
Serial communication .............................................................................................. 11
Auxiliary power supply ............................................................................................ 11
Mounting and dimension drawings .............................................................................. 12
Connection diagram ..................................................................................................... 14
Intermodular control signal exchange (modified 2000-10) ............................................ 17
Terminals and wiring.................................................................................................... 20
Start-up ........................................................................................................................ 22
Applications .................................................................................................................. 23
Technical data .............................................................................................................. 40
Maintenance and repairs ............................................................................................... 44
Exchange and spare parts .............................................................................................. 44
Delivery alternatives ..................................................................................................... 45
Order information ........................................................................................................ 46
The user´s manual for the feeder terminal SPAC 531 C/SPAC 631 C is composed of the following
partial manuals:
General description
Control module SPTO 6D3
General characteristics of C-type relay modules
Overcurrent relay module SPCJ 3C3
Directional neutral current relay module SPCS 3C4
SPAC 531 C
SPAC 631 C
Feeder terminal
1MRS 750852-MUM EN
1MRS 750202-MUM EN
1MRS 750328-MUM EN
1MRS 750602-MUM EN
1MRS 750350-MUM EN