Fault Codes - ABB SPAF 140 C User Manual And Technical Description

Frequency relay

Table of Contents

Fault codes

Once the self-supervision system has detected a

permanent fault, the IRF indicator on the front

panel of the module is lit and, at the same time,

the normally operated signal relay of the self-

supervision system drops out.

In most fault situations, a fault code consisting

of a red digit one (1) to the left and a green code

Fault code

Explanation

Faulty or missing control circuit

Faulty program memory

Half-cycle detector faulty

Internal RAM memory faulty

Parameter memory (EEPROM) block 1 faulty

Parameter memory (EEPROM) block 2 faulty

Parameter memory (EEPROM) block 1 and 2 faulty

Parameter memory (EEPROM) key faulty. To be formatted by writing V167=2.

195

Measured value too low in reference channel

203

Measured value too high in reference channel

number appears on the display of the relay mod-

ule. The fault code indicates the fault type and

cannot be reset. To facilitate maintenance and

repair it should be recorded and stated, when serv-

ice is ordered.

The fault codes of the protection relay module

SPCF 1D15 are explained in the following table:

Table of Contents

Table of Contents