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TEST REPORT FOR CURRENT TRANSFORMER
1. Designation: CURRENT TRANSFORMER
Location: 220/33KV Switchyard Bus Coupler (Bay- 7)
2. Name Plate Details: Date 22/1/11
Make: AREVA
Ratio 1600 - 800/1 - 1 - 1 - 1 - 1
Core No. 1 2 3 4 5
Rated Primary Current (Amp) 1600
Rated Sec. Current (Amp) 1 1 1 1 1
Output (VA) - - 15 - 7.5 10 -
Accuracy Class PS PS 5P 0.2S PS
I.S.F./A.I.F. - - 20 <5 -
Rct at 750 C Ohms) 6.4 -3.2 6.4 - 3.2 6.4 - 3.2 6.4 - 3.2
KPV (V) 1200 - 600 - - 1200 - 600
Iexc at Vk/2 (mA) 20 - 40 - - 20 - 40
Freq: 50Hz Ith: 40/3 kA/Sec.
HSV/ NSV : 245/220 Kv BIL: 460/1050 KV Idyn: 100 kAp
Oil Weight: 300kg Total Weight: 1400 Kg
Primary/Secondary Current (A) 1600/1 800/1
Primary Connection P1 - P2 P1 - P2Secondary connection Core 1 1S1 - 1S3 1S1 - 1S2
Core 2 2S1 - 2S3 2S1 - 2S2
Core 3 3S1 - 3S3 3S1 - 3S2
Core 4 4S1 - 4S3 S’ 4S1 - 4S2 S’
Core 5 5S1 - 5S3 5S1 - 5S2
3. INSULATION RESISTANCE VAULE (GΩ)
R Y B
SR. NO. 42090701069 42090701068 42090701067
PRIMARY TO EARTH 1.14 (TΩ) 107 335
TIME 30 Sec. 30 Sec. 30 Sec.
REMARKS: TEST RESULT FOUND SATISFACTORY
Engg. Date Sign.
VENUS
AINL Mr. Stalin 22/1/11
1S1 1S2 1S3 2S1 2S2 2S3 3S1 3S2 3S3 5S1 5S2 5S3
P2
EARTHING
P1 SCHEMATIC DIAGRAM AND CONNECTION
4S1 4S3S
AC
4S2
ABHIJEET MADC NAGPUR ENERGY PRIVATE LIMITED
ABHIJEET MADC NAGPUR ENERGY PRIVATE LIMITED
TEST REPORT FOR CURRENT TRANSFORMER
1. Designation: CURRENT TRANSFORMER
Location: 220/33KV Switchyard Transformer - 2 (Bay - 4)
2. Name Plate Details: Date 06/12/10
Make: AREVA
Ratio 300 – 200/1 – 1 – 1A, 1600 – 800/ 1, 300 – 200/1A
Core No. 1 2 3 4 5
Rated Primary Current (Amp) 300 – 200 1600 – 800 300 - 200
Rated Sec. Current (Amp) 1 1 1 1 1
Output (VA) 20 -10 - 7.5 - -
Accuracy Class 5P PS 0.2S PS PS
I.S.F./A.I.F. 20 - <5 - -
Rct at 750 C Ohms) 2.5 – 1.7 2.5 – 1.7 - 12.6 2.5 – 1.7
KPV (V) - 650 - 400 - 1200 -600 650 - 400
Iexc at Vk/2 (mA) - 25 - 40 - 20 – 40 25 - 40
Freq: 50Hz Ith: 40/3 kA/Sec.
HSV/ NSV : 245/220 Kv BIL: 460/1050 KV Idyn: 100 kAp
Oil Weight: 300kg Total Weight: 1400 Kg
Primary/Secondary Current (A) 300/1 200/1 800/1 1600/1
Primary Connection P1 - P2 P1 - P2 P1 - P2 P1 - P2Secondary connection Core 1 1S1 - 1S3 1S1 – 1S2 - -
Core 2 2S1 - 2S3 2S1 - 2S2 - -
Core 3 3S1 - 3S3 S’ 3S1 - 3S2 S’ - -
Core 4 - - 4S1 - 4S2 4S1 - 4S3
Core 5 5S1 - 5S3 5S1 - 5S2 - -
3. INSULATION RESISTANCE VAULE (GΩ)
R Y B
SR. NO. 42090701061 42090701059 42090701057
PRIMARY TO EARTH 568 532 1.02 (TΩ)
TIME 60 Sec. 60 Sec. 60 Sec.
REMARKS: TEST RESULT FOUND SATISFACTORY
Engg. Date Sign.
VENUS
AINL Mr. Stalin 6/12/10
1S1 1S2 1S3 2S1 2S2 2S3 4S1 4S2 4S35S1 5S2 5S3
P2
EARTHING
P1 SCHEMATIC DIAGRAM AND CONNECTION
C
3S1 S
A
3S2 3S3
ABHIJEET MADC NAGPUR ENERGY PRIVATE LIMITED
TEST REPORT FOR CURRENT TRANSFORMER
1. Designation: CURRENT TRANSFORMER
Location: 220/33KV Switchyard IPP Line - 2 (Bay-5)
2. Name Plate Details: Date 09/12/10
Make: AREVA
Ratio 1600 - 800/1 - 1 - 1 - 1 - 1
Rated Primary Current (Amp) 1600
Core No. 1 2 3 4 5
Rated Sec. Current (Amp) 1 1 1 1 1
Output (VA) - - 15 - 7.5 10 -
Accuracy Class PS PS 5P 0.2S PS
I.S.F./A.I.F. - - 20 <5 -
Rct at 750 C Ohms) 6.4 -3.2 6.4 - 3.2 6.4 - 3.2 6.4 - 3.2
KPV (V) 1200 - 600 - - 1200 - 600
Iexc at Vk/2 (mA) 20 - 40 - - 20 - 40
Freq: 50Hz Ith: 40/3 kA/Sec.
HSV/ NSV : 245/220 Kv BIL: 460/1050 KV Idyn: 100 kAp
Oil Weight: 300kg Total Weight: 1400 Kg
Primary/Secondary Current (A) 1600/1 800/1
Primary Connection P1 - P2 P1 - P2Secondary connection Core 1 1S1 - 1S3 1S1 - 1S2
Core 2 2S1 - 2S3 2S1 - 2S2
Core 3 3S1 - 3S3 3S1 - 3S2
Core 4 4S1 - 4S3 4S1 - 4S2
Core 5 5S1 - 5S3 5S1 - 5S2
3. INSULATION RESISTANCE VAULE (GΩ)
R Y B
SR. NO. 42100300181 42100300177 42100300176
PRIMARY TO EARTH 243 366 323
TIME 60 Sec. 60 Sec. 60 Sec.
REMARKS: TEST RESULT FOUND SATISFACTORY
Engg. Date Sign.
VENUS
AINL Mr. Stalin 09/12/10
1S1 1S2 1S3 2S1 2S2 2S3 4S1 4S2 4S35S1 5S2 5S3
P2
EARTHING
P1 SCHEMATIC DIAGRAM AND CONNECTION
C
3S1 S
A
3S2 3S3
ABHIJEET MADC NAGPUR ENERGY PRIVATE LIMITED
TEST REPORT FOR CURRENT TRANSFORMER
1. Designation: CURRENT TRANSFORMER
Location: 220/33KV Switchyard Transformer - 3 (Bay - 6)
2. Name Plate Details: Date 18/01/11
Make: AREVA
Ratio 300 – 200/1 – 1 – 1A, 1600 – 800/ 1, 300 – 200/1A
Core No. 1 2 3 4 5
Rated Primary Current (Amp) 300 – 200 1600 – 800 300 - 200
Rated Sec. Current (Amp) 1 1 1 1 1
Output (VA) 20 -10 - 7.5 - -
Accuracy Class 5P PS 0.2S PS PS
I.S.F./A.I.F. 20 - <5 - -
Rct at 750 C Ohms) 2.5 – 1.7 2.5 – 1.7 - 12.6 2.5 – 1.7
KPV (V) - 650 - 400 - 1200 -600 650 - 400
Iexc at Vk/2 (mA) - 25 - 40 - 20 – 40 25 - 40
Freq: 50Hz Ith: 40/3 kA/Sec.
HSV/ NSV : 245/220 Kv BIL: 460/1050 KV Idyn: 100 kAp
Oil Weight: 300kg Total Weight: 1400 Kg
Primary/Secondary Current (A) 300/1 200/1 800/1 1600/1
Primary Connection P1 - P2 P1 - P2 P1 - P2 P1 - P2Secondary connection Core 1 1S1 - 1S3 1S1 – 1S2 - -
Core 2 2S1 - 2S3 2S1 - 2S2 - -
Core 3 3S1 - 3S3 S’ 3S1 - 3S2 S’ - -
Core 4 - - 4S1 - 4S2 4S1 - 4S3
Core 5 5S1 - 5S3 5S1 - 5S2 - -
3. INSULATION RESISTANCE VAULE (GΩ)
R Y B
SR. NO. 42090701063 42090701062 420907010
PRIMARY TO EARTH 319 265
TIME 60 Sec. 60 Sec. 60 Sec.
REMARKS: TEST RESULT FOUND SATISFACTORY
Engg. Date Sign.
VENUS
AINL Mr. Stalin 18/1/11
1S1 1S2 1S3 2S1 2S2 2S3 4S1 4S2 4S35S1 5S2 5S3
P2
EARTHING
P1 SCHEMATIC DIAGRAM AND CONNECTION
C
3S1 S
A
3S2 3S3
ABHIJEET MADC NAGPUR ENERGY PRIVATE LIMITED
TEST REPORT FOR CURRENT TRANSFORMER
1. Designation: CURRENT TRANSFORMER
Location: 220/33KV Switchyard Transformer - 4 (Bay – 8)
2. Name Plate Details: Date 11/01/11
Make: AREVA
Ratio 300 – 200/1 – 1 – 1A, 1600 – 800/ 1, 300 – 200/1A
Core No. 1 2 3 4 5
Rated Primary Current (Amp) 300 – 200 1600 – 800 300 - 200
Rated Sec. Current (Amp) 1 1 1 1 1
Output (VA) 20 -10 - 7.5 - -
Accuracy Class 5P PS 0.2S PS PS
I.S.F./A.I.F. 20 - <5 - -
Rct at 750 C Ohms) 2.5 – 1.7 2.5 – 1.7 - 12.6 2.5 – 1.7
KPV (V) - 650 - 400 - 1200 -600 650 - 400
Iexc at Vk/2 (mA) - 25 - 40 - 20 – 40 25 - 40
Freq: 50Hz Ith: 40/3 kA/Sec.
HSV/ NSV : 245/220 Kv BIL: 460/1050 KV Idyn: 100 kAp
Oil Weight: 300kg Total Weight: 1400 Kg
Primary/Secondary Current (A) 300/1 200/1 800/1 1600/1
Primary Connection P1 - P2 P1 - P2 P1 - P2 P1 - P2Secondary connection Core 1 1S1 - 1S3 1S1 – 1S2 - -
Core 2 2S1 - 2S3 2S1 - 2S2 - -
Core 3 3S1 - 3S3 S’ 3S1 - 3S2 S’ - -
Core 4 - - 4S1 - 4S2 4S1 - 4S3
Core 5 5S1 - 5S3 5S1 - 5S2 - -
3. INSULATION RESISTANCE VAULE (GΩ)
R Y B
SR. NO. 42100100098 420100100097 420100100096
PRIMARY TO EARTH 880 813 329
TIME 60 Sec. 60 Sec. 60 Sec.
REMARKS: TEST RESULT FOUND SATISFACTORY
Engg. Date Sign.
VENUS
AINL Mr. Stalin 11/1/11
1S1 1S2 1S3 2S1 2S2 2S3 4S1 4S2 4S35S1 5S2 5S3
P2
EARTHING
P1 SCHEMATIC DIAGRAM AND CONNECTION
C
3S1 S
A
3S2 3S3
