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Descripción: Testing of Earthing Systems
Software Reviews and Testing
ABB ABB High Voltage Switchgear (Xiamen) Co.Ltd
220kv GIS Guide of site testing of 220kv GIS 1
Voltage Drop Measurement of Main Circuit
2
SF6
3
GIS
4
GIS
5
Density relay Check Compartment Leakage Check SF6
Humidity Measurement Earthing Check
6
VCT CT
VCT and CT Testing
7
SA
Surge Arrester Testing
8
Circuit Breaker Function Testing
9
Control Circuit Check
10
HV Testing of Main Circuit
11 12
HV Cable Testing GIS
Remote Control Check
Page 1/5
5 D [2008-3-25]
ABB ABB High Voltage Switchgear (Xiamen) Co.Ltd
Voltage Drop Measurement of Main Circuit Purpose: To check whether the connection is good according to the default values. The default values are listed on operation manual and factory routine test reports. Testing equipment: Primary test system. 1
GIS GIS
2 3
100A
Programma
4 4.1 4.2 4.3 4.4
E01 E01 E05 E05
—E02Q8 —E04Q8 —E02Q8 —E04Q8
E01 E01 E01 E01
Density relay Check
SF6
Purpose: To verify the preset value of density relay is consisted with design. Testing equipment: Density monitor test set 1 2 3 4
SF6 SF6 SF6 GIS )
Compartment Leakage Check
Purpose: To check the leakage rate of gas compartment. Testing equipment: Leak-seeker 1 2 3 4
LS-790B 0.5% GIS
(24 Page 2/5
)
SF6
5 D [2008-3-25]
ABB ABB High Voltage Switchgear (Xiamen) Co.Ltd
) Humidity Measurement Purpose: To check gas humidity of gas compartment. Testing equipment: Dew-point measurement. 1 2 3
GIS
SF6 DP19
SF6
150PPM
250PPM
4
24 PPM Earthing Ckeck
Purpose: To check the tightness of earthing connection. Equipment: Torque wrench. GIS
1
GIS (
VCT
VCT and CT Testing
CT
Purpose: To check the character of VCT and CT. Testing equipment: Character measurement device of transformer. CT
1 CT PT
PT
CT PT CT
PT
CT
PT
PT
CT PT CT PT CT SA
CT PT
10KV
)
PT Surge Arrester Testing
Purpose: To check the character of Surge Arrester. Testing equipment: Character measurement device of Surge Arrester. Page 3/5
5 D [2008-3-25]
ABB ABB High Voltage Switchgear (Xiamen) Co.Ltd
1
SA
GIS 2 3
4 GIS GIS
GIS GIS PT
Circuit Breaker Function Test Purpose: To check the character of circuit breaker. Testing equipment: Breaker analyzer system. 1
OCO
2 3
TM1600
0—10A
60ms T 4 ms 21ms T 2 ms 120s 6A/DC110V 3A/DC220V. 3A/DC110V 1.5A/DC220V. 6A/DC110V 2A/DC220V. 4 4.1
( )
4.2 4.3 / 4.4
OCO Page 4/5
5 D [2008-3-25]
ABB ABB High Voltage Switchgear (Xiamen) Co.Ltd
Control Circuit Check Purpose: To check the reliability of control circuit. Equipment: Digital multimeter. 1 2 3 4
1KV ( CT
)
PT
CT
PT
HV Testing of Main Circuit Purpose: To verify the insulate capability of GIS. Testing equipment: HV testing device. 1
GIS (1
)
2 3 4 4.1
80%
A B C D 4.2 4.3 4.4 4.5 4.6 5 5.1 5.2 5.3 5.4 GIS
PT
PT
GIS
63.5KV
1
PT
PT
PT PT GIS 24
CT GIS
GIS GIS
GIS
/
3KV
3
/ 184KV
GIS A B C
5.5 5.6
GIS
Page 5/5
5 D [2008-3-25]
ABB ABB High Voltage Switchgear (Xiamen) Co.Ltd
220KV
110KV
HV Cable Test
Purpose: To verify the insulate capability of HV cable. Testing equipment: HV testing device.
GIS
24 GIS
GIS
)
Remote Control Check
Purpose: To check the reliability of remote control. Equipment: Digital Multimeter.
