ABB REF601 Applications Manual page 19

Feeder protection and control feeder protection
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1MDU07212-YN Rev. C
REF601 / REJ601
Application Manual
Sr.
Event type
Description
No.
On thermal alarm output signal for both rising
4
Protection Start
& falling signal
5
Protection trip
In the event of Tripping, which protection
stage (I>, I>>, I>>>, Io> and Io>>) caused
trip will be captured as an event information.
Event shall be available for both rising &
dropping
On I2> trip both rising & falling signal
On I2/I1> trip both rising & falling signal
On thermal trip output signal for both rising &
falling signal
"IRF" – internal relay fault shall be captured
6
IRF
as an event.
7
Breaker open
When breaker open cmd
8
Breaker close
When breaker close cmd
9
Remote trip
When remotely trip command issued
10
Reset
When reset of protection trip, LEDs and
screen done
11
Blocking
When blocking by binary input, And shall
have event for both rising & dropping
12
Breaker
When breaker open, close or maintenance
position
position sensed by associated binary input
13
Memory read
In case unable to read Event from EEPROM,
fail
a message i.e. "Memory Read Fail" will be
displayed for that particular event
14
Hardware test
When in test menu, initiate hardware test
15
Binary output
When in test menu , initiate binary output test
test
16
Functional test
When in test menu, initiate protection
function test
Section 2
REF601/REJ601 overview
Data considered
3Ith> Alarm ↑
3Ith> Alarm ↓
Trip I> ↑
Trip I>> ↑
Trip I>>> ↑
Trip I0> ↑
Trip I0>> ↑
Trip I> ↓
Trip I>> ↓
Trip I>>> ↓
Trip I0> ↓
Trip I0>> ↓
Trip I2> ↑
Trip I2> ↓
Trip I2/I1> ↑
Trip I2/I1> ↓
3Ith> Trip ↑
3Ith> Trip ↓
IRF codes
Breaker Open
Breaker Close
Remote Trip
Reset
BI Blocking ↑
BI Blocking ↓
CB POS CLS ↑
CB POS CLS ↓
CB POS OPN ↑
CB POS OPN ↓
CB Maint ↑
CB Maint ↓
Memory Read Fail
Hardware Test
BO Test
Functional Test
13

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