Toshiba GR200 Series Instruction Manual page 1268

Line differential protection ied
Hide thumbs Also See for GR200 Series:
Table of Contents

Advertisement

10.2.10 Supervision of sampling period (SMP error)
The sampling error is verified at any time; when the error is found an error message is
displayed by the supervision function.
Error level
(i)
The error level has been set at level 1 (Serious error
checked every seconds. If the error is detected, the IED restarts its operation automatically.
The supervision function runs on the CPU module
second when the error is cleared.
Note: The CPU module is discussed in Chapter
1
and communication module: Processing module.
Error message
(ii)
When detecting an error, an error message can be shown on the LCD screen and an LED is lit.
Table 10.2-21 Error messages provided by the supervisor in CHK_SAMPLING
Message and level
CP*_ (SMP) error
Error level
Table 10.2-22 Detailed information in Hexadecimal in CHK_SAMPLING
Display
area
Top
00000001: Occurrence of error
row
Middle
row
Bottom
(No information is displayed)
row
Sampling error detected on the following module instructed with
"CP*_" as follows:
CP1M:
Serious error (Level 1)
Meaning of the detailed information
Left column
Current timing
- 1245 -
) for the supervision; sampling errors are
1
. Clearing the error message is made in a
1
Technical description: Signal processing
Meaning of the information
CPU module
Right column
Diff time
Pervious timing
(No information is displayed)
6F2S1914 (0.49)
GRL200 (Soft 033 & 037)

Advertisement

Table of Contents
loading

Table of Contents