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Toshiba GRT100 Series Instruction Manual page 217

Transformer protection relay

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Manual (21 pages)

Table Of Contents

Table of Contents

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Type of transformer

HV

3ct-1

HV

LV

1ct-1

HV

MV

1ct-2

2ct-1

MV

LV

2nCT

2ct-2

MV

LV

3nCT

I

3N

3REF

I

I

I

3a,

3b,

3c

LV

I

I

I

3a,

3b,

3c

I

3N

3REF

I

1N

I

I

I

2a,

2b,

2c

LV

1nCT

I

1N

I

I

I

2a,

2b,

2c

HV

I

I

I

1a,

1b,

1c

1ct-1

1nCT

I

1N

1REF

I

2N

I

I

I

3a,

3b,

3c

 216 

I

1a

I

1b

I

1c

1REF

I

1a

I

1b

I

1c

1REF

I

2a

I

2b

I

2c

2REF

6 F 2 S 0 7 8 9

Scheme switch setting

3REF = 1I0

1REF1 to 5 = OFF

3REF1 to 5 = OFF

1REF = 2I0

3REF = 1I0

2REF1 to 5 = OFF

1REF = 2I0

2REF1 to 5 = OFF

3REF1 to 5 = OFF

1REF = 1I0

2REF = 2I0

3REF1 to 5 = OFF

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