Recloser; Reclosing Cycle - GE Multilin F650 Instruction Manual

9.16 RECLOSER (79)

9.16RECLOSER (79)
Set protection element 79 as follows:
Set the relay to trip by 50PH
Connect a latching relay simulating the breaker managed by the F650 unit.
Once the relay is set, close the breaker and wait for 5 seconds.
After this time, the recloser is ready to initiate the reclosing cycle.
Command a 50PH trip and verify that the breaker opens and the relay recloses in 2.1 seconds.
Command a 50PH trip and verify that the breaker opens and the relay recloses in 4.1 seconds.
Command a 50PH trip and verify that the breaker opens and the relay recloses in 6.1 seconds.
Command a 50PH trip and verify that the breaker opens and the relay recloses in 8.1 seconds.
Command a 50PH trip and verify that the breaker opens and the recloser passes to Lockout.
Verify the correct operation of programmed outputs
Tripping times must be within the following values:
9
9-22
RECLOSER
Function
Max Number Shots
Dead Time 1
Dead Time 2
Dead Time 3
Dead Time 4
Reclaim Time
Cond. Permission
Hold Time
Reset Time
50PH SETTINGS
Function
Input
Pickup Level
Trip Delay
Reset Delay

Reclosing Cycle

Nº shot Theoretical time
1 2.1 sec
2 4.1 sec
3 6.1 sec
4 8.1 sec
F650 Digital Bay Controller
ENABLED
4
2.10 sec
4.10 sec
6.10 sec
8.10 sec
3.00 sec
ENABLED
7.00 sec
5.00 sec
ENABLED
RMS
3 A
0.00 s
0.00 s
Admissible time
[1.8 – 2.3]
[3.8 – 4.3]
[5.8 – 6.3]
[7.8 – 8.3]
9 COMMISSIONING
9.16.1 RECLOSING CYCLE
GE Multilin