GE GEK 106168E manual Relay Setting, Indicators, Power Supply

6. ACCEPTANCE TESTS

6.4. RELAY SETTING

Introduce the following settings in the relay (by means of HMI or GE_Local software):

General Settings Group	Value
Relay Status	IN SERV
Identification	N/A
Frequency	50 Hz / 60 Hz
Phase CT Ratio	1
Neutral CT Ratio	1

Breaker Settings	Value
Breaker Number	N/A
KI2t Op. Mode	Fixed
KI2t INT. Time	0.06s
KI2t LIMIT	99999

Active Table Set	Value
Active Table	1
Function Permit	Value
50BF 1P Function	No Per
50BF 3P Function	No Per
3P NO INT Funct	No Per
50BF Settings Table 1	Value
PH Hiset Pickup	2A
PH Loset Pickup	1A
Neutral Pickup	1A
1 Phase Timer T1	1s
3 Phase Timer T2	1s
3P No I Timer T3	2s
BF Logic (3p/2P)	2 PHASE
Severe Fault 3P	Per
Low Load 2P	No Per
Nº Output Stages	1
2nd Stage Timer	2s
Internal Arc Settings Table 1	Value
Int Arc Pickup	1A
Int Arc Timer	1s

The specific settings required for each test are indicated; other settings do not affect the tests.

6.5. INDICATORS

Check that pressing the TARGET RESET button (with relay fed with rated dc power supply) all target LEDs light up.

6.6. POWER SUPPLY

The relay operates with a dc power supply within ± 20% of the rated value. Check that the READY target LED in the front of the relay lights up showing green color.

1.Apply dc rated voltage to terminals A10-B10

2.Change setpoint FUNCTION PERMIT/50BF 1P FUNCTION to PERM.

3.Apply 2A to terminals A1-A2.

4.Energize digital input CC1 PHASE A BF INITIATE (C9-D10).

5.Wait 1second.

6.Check that the READY target LED in the front of the relay lights up showing green color.

7.Check the dc burden (see table below)

30 DBF Breaker Failure Protection GEK-106168E