Test Report for Current Transformer

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