Table Of Contents - ABB SPAJ 131 C User Manual And Technical Description

Station
Automation
Contents
Features
2
1MRS 750660-MUM EN
Issued 97-02-24
Version A (replaces 34 SPAJ 20 EN1)
Checked
Approved
Data subject to change without notice
Features .......................................................................................................................... 2
Application ..................................................................................................................... 3
Description of operation ................................................................................................. 3
Connections ................................................................................................................... 4
Configuration of output relays ....................................................................................... 6
Start and operation indicators ......................................................................................... 7
Combined power supply and I/O module ...................................................................... 7
Technical data ................................................................................................................ 8
Examples of application ................................................................................................ 10
Secondary injection testing ........................................................................................... 18
Maintenance and repair ................................................................................................ 22
Spare parts .................................................................................................................... 22
Ordering numbers ........................................................................................................ 22
Dimensions and instructions for mounting .................................................................. 23
Order information ........................................................................................................ 23
The complete manual for the three-phase overcurrent relay SPAJ 131 C includes
the following partial manuals:
Overcurrent relay SPAJ 131 C, general description
Three-phase overcurrent relay module SPCJ 3C3
General characteristics of C-type relay modules
Three-phase low-set phase overcurrent stage
with definite time or inverse time characteristic
High-set phase overcurrent stage with definite
time characteristic
Both overcurrent stages can be blocked by an
external control signal
Output relay functions freely configurable for
desired operation
SPAJ 131 C
Overcurrent relay
1MRS 750660-MUM EN
1MRS 750602-MUM EN
1MRS 750328-MUM EN
Flexible adaptation of relay to specific applica-
tions
Local numerical display of setting values, meas-
ured values and recorded fault values
Serial interface for two-way data communica-
tion over fibre-optic bus between relay and
substation and/or remote control systems
Continuous self-supervision of hardware and
software, including auto-diagnostics