milos dvorak ba ptmv - abb group ptmv 5/2002 milos dvorak instrument transformers © ba ptmv...

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Milos Dvorak

Instrument transformers

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ABB Czech RepublicABB PolandABB Finland

ABB USAABB Egypt

BA PTMV - BU 3440 – Instrument transformers

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FIMIT

PLZWACZEJF

sensors

CTs, 36 kV, outdoor VTs, LV cable CTs,

ABB instrument transformers in Europe

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ABBABBis the number one supplier of instrument transformers for networks

from 1 kV up to 40,5 kV

The main products - conventional inductive instrument transformers- all international standards for indoor and outdoor use- standardised and customised products are available- quality control system which complies with

the ISO 9001 and ISO 14001 standards.

Research takes a leading role in ABB is backed up by modern laboratoriesand close collaboration between ABB research centres world – wide and key customers.

The company provides innovative solutions which confirm the technological leadership of the ABB Group while reflecting customer needs.

ABB - BA PTMV - BU 3440

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Instrument transformers assortment

inductive electronic

Voltagetransformers

Current transformers

Voltagesensors

Current sensors

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Current transformersIndoorcurrent transformers

Support (post) CTsTPU.......up to 12 kV, up to 17,5 kV, up to 24 kVTP..........up to 40,5 kVKOFA, IHBF....up to 24 kV (phase out in 2000)

Bar primary bushing CTsTTR.... up to 12 kV, up to 24kV

Bushing CTsBB.....up to 24 kV

Bus CTsKOKS.....up to 24 kV

Cable CTs ... low voltageIHDA....0,72 kVKOLMA...0,72 kVKOLA.....0,72KOKM/KOKU....0,72

Special typeIP 24....up to 24 kV

Outdoor current transformersTPO...up to 24 kV, up to 40,5 kV

Instrument transformers - portfolio

Voltage transformersIndoorvoltage transformers

Single pole VTs UMZ .... up to 12 kV, up to 17,5 kV, up to 24 kV TJC.....up to 40,5 kVKGUGI....up to 36 kVUDZ ...up to 24 kV. TJP....up to 40,5 kVKRED A 1..up to 40,5 kV

Double pole VTsUMZ .... up to 12 kV, up to 17,5 kV, up to 24 kV

KGUG....up to 36 kVUDZ ...up to 24 kV. KRED B 1..up to 40,5 kV

Outdoor voltage transformersTJO...up to 40,5 kV

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for MV applications, indoor type

Definition:A current transformer so arranged that it acts as a support for the conductor in the primary circuit

Support (post) typecurrent transformer

Transformer type TPU 4x.xx TPU 5x.xx TPU 6x.xx

Highest voltage for equipment

kV 3,6 7,2 12 13,8 17,5 24 25

Power frequency test voltage

kV up to 28 kV up to 42 kV up to 55 kV

Lighting impuls test voltage

kV up to 75 kV up to 95 kV up to 125 kV

Primary current A 10 A-3200 A 10 A-3200 A 10 A-3200 A

Rated short time thermal current

kA-1sec

4 kA–100 kA 4 kA–100 kA 4 kA–100 kA

Burden, classes VA/cl

5-30/0,2-15-30/5P..10P..

5-30/0,2-15-30/5P..10P..

5-30/0,2-15-30/5P.10P.

Secondary terminals 12 terminals(max. 6sec.)

12 terminals(max. 6sec.)

12 terminals(max. 6sec.)

Dimensional standard DIN (148mm) wide(184mm)

DIN (148mm) wide(184mm)

DIN(178mm)

Electrical standards IEC, DIN, BS,GOST,ANSI,

IEC, DIN, BS,GOST,ANSI,

IEC, DIN, BS, GOST, ANSI,

Reconnectable(primary 400-800 A)

prim. or sec. prim. or sec. prim. or sec.

Main line current transformers TPU - 3,6…25kV

without ribs with ribs

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1..primary terminals 2..primary winding 3..magnetic circuit4.. epoxi body 5..secondary winding 6..baseplate7..secondary outlets 8..cover of secondary terminals 9..nameplate

wound type

Sectional view of the main parts of supporting CTs

single-turn type

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T P U x x . xvoltage

4..up to 12 kV5..up to 17,5 kV6..up to24(25)kV

current0..10A - 600A multiturn3…to 1250 A singleturn4…to 1500 A singleturn5…to 2000 A singleturn6…to 2500 A singleturn7…to 3000 A singleturn8…to 3200 A singleturn

dimension1..short 148, 178 -DIN2..long 148, 178 -DIN3..short,wide .. 184mm4..long, wide…184mm

1..no pr.rec., no ribs /40x80mm, 80x80mm/2..prim. rec., no ribs /40x80mm, 80x80mm/3..no pr.rec.with ribs/60x68mm,80x80mm/4..prim.rec.,with ribs/40x80mm,80x80mm/

Code designation of TPU current transformers

x

primary terminals

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Transformer type TP 7x.xx

Highest voltage for equipment kV 36 38,5 40,5

Power frequency test voltage,1 min.

kV max 95

Lighting impuls test voltage (BIL)

kV max 200

Primary current A 10 A – 2500 A

Rated short – time thermal current

kA (1sec)

4 kA – 100 kA

Burden, classes VA, cl 5-30/0,2-1 5-30/5P..-10P..

Secondary terminals 12 terminals…. max. 6 sec.

Dimensional standard Non standard

Electrical standards IEC, DIN, BS, GOST, ANSI,..

Reconnectable (primary till 400-800 A)

prim. or sec.

Support (post) type current transformer


Definition:A current transformer so arranged that it acts as a support for the conductor in the primary circuit

Main line current transformers TP - 36…40,5 kV

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Transformer type TTR 4x.xx TTR 6x.xx

Highest voltage for equipment kV 3,6 7,2 12 17,5 24 25

Power frequency test voltage, 1 min.

kV max 28 max 55

Lighting impuls testvoltage (BIL)

kV max 75 max 125

Primary current A 100, 200, 300, 400, 500, 600, 750, 1000,1250, 1500, 2000, 2500


kA (1sec)

50 63 80 100





Reconnectable Secondary – 1 winding only

Bar primary bushing type current transformer

for MV applications, indoor

Definition:A current transformer with bar primary conductor so constructed that it can be used as a bushing

Current transformers TTR - 3,6…25kV

TTR 6x.xx

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Transformer type BB 103 BB 104 (BBO)

BB 223

Highest voltage for equipment kV 3,6 7,2 12 3,6 7,2 12 17,5 24 25

Power frequency test volt. 1 min. kV up to 28 kV up to 28 kV up to 55 kV

Lighting impuls test voltage (BIL) kV up to 75 kV up to 75 kV up to 125 kV

Primary current A max 4000 A max 5000 A max 4000 A


kA (1sec)

max 63 max 63 max 63


5-60/0,2-1 5-60/5P..-10P..

5-60/0,2-1 5-60/5P..-10P..

Secondary terminals 4 terminals …(max. 2 sec.)

6 terminals …(max. 3 sec.)

4 terminals …(max. 2 sec.)

Dimensional standard Non standard Non standard Non standard


IEC, DIN, BS, GOST, ANSI,..


Reconnectable secondary secondary secondary

Bushing type current transformer


Definition:A current transformer without primary conductor, but with primary insulation of its own which can be used as a bushing

Current transformers BB - 3,6…24 kV

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Transformer type KOKS 12 KOKS 17,5 KOKS 24

Highest voltage for equipment kV 12 17,5 up to 24


kV 28 42 max 50


kV 75 95 max 125

Primary current A 1000, 1250, 1500, 2000, 3000, 4000, (5000, 6000,

7000, 8000-KOKS 24 only)


kA (1sec)

up to 100xIn





Reconnectable Secondary

Bus type current transformer


Definition:

A current transformer without primary conductor, but with primary insulation, which can be fitted directly over a conductor or busbar

Current transformers KOKS - 3,6…24 kV

KOKS 12KOKS 17,5

KOKS 24

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Transformer type IP 24

Highest voltage for equipment kV 3,6 7,2 12 17,5 24


kV max 50


kV max 125

Primary current A 40, 80, 250, 1250

Rated secondary current A 1

Burden, classes VA, cl Special for REF relay

Secondary terminals 2 terminals…. max. 1 secondary


Electrical standards IEC

Reconnectable no

Special type current transformer


Definition:A current transformer for the special application (outlets of generator, summation CTs, outlets of CB,…)

Special current transformers IP 24 - 3,6…24 kV

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Transformer type IHDA KOLMA

Highest voltage for equipment kV 0,72 0,72

Power frequency voltage,1 min. kV 3 3

Primary current A up to 3000 A up to 750 A


kA (1sec)

>60xIn >60xIn

Dimensional standard Non standard Non standard



Transformer type KOLA KOKM(KOHU)

Highest voltage for equipment kV 0,72 0,72

Power frequency voltage,1 min kV 3 3

Primary current A up to 100 A up to 10000 A


kA (1sec)

>60xIn >60xIn

Dimensional standard Non standard Non standard



Cable type current transformer

Low voltage CTsfor MV applications, indoor

Definition:A current transformer without primary conductor and primary insulation of its own, which can be mounted over an insulated cable

Low voltage transformers IHDA,KOLMA,KOLA,KOKM,KOHU-0,72 kV

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Transformer type UMZ12-1UMZ12-1 F

UMZ 17,5-1UMZ17,5-

1F

UMZ24-1UMZ24-1 F


kV 3,6 7,2 12 13,8 17,5 24 25

Rated voltage kV 3/V3 6/V310/3

11/V315/V3

20/V322/V3


kV up to 28 up to 38 up to 50



Max. rated burden/classes VA, cl

20/0,2 50/0,5 100/1

20/0,2 50/0,5 100/1

30/0,2 75/0,5 120/1

Residual winding VA, cl

50 –200/6P

50 –200/6P

50 –200/6P

Secondary winding 2 2 2

Dimensional standard DIN DIN DIN

Electrical standards IEC,BS,GOST,..

IEC,BS,GOST,..

IEC,BS,GOST,..

Earthed voltage transformer (single pole

or one pole insulated)for MV applications, indoor type

Definition:A single phase voltage transformer which is intended to have one end of its primary winding directly earthed

Main line voltage transformers UMZ - 3,6…25kV

UMZ 12-1F UMZ 24-1

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Transformer type UMZ 12 UMZ17,5 UMZ 24


kV 3,6 7,2 12

13,8 17,5 24 25

Rated voltage kV 3 6 10 11 15 20 22





Max. rated burden/classes

VA, cl

20/0,2 50/0,5 100/1

20/0,2 50/0,5 100/1

30/0,2 75/0,5 120/1

Secondary winding 2 2 2

Dimensional standard DIN DIN DIN


IEC,BS,GOST,..

IEC,BS,GOST,..

Unearthed voltage transformer(double pole

or two pole insulated)for MV applications, indoor type

Definition:A voltage transformer which has all parts of its primary winding, including terminals, insulated from the earth at a level corresponding to its rated insulation level

Main line voltage transformers UMZ - 3,6…25kV

UMZ 24

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1..primary terminal 2..primary coil 3.. magnetic circuit4.. secondary winding 5..epoxi body 6.. secondary outlets7.. base plate 8..cover of secondary terminals 9..nameplate

Sectional view of the main parts of a voltage transformers

Single pole insulated Double pole insulated

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Transformer type TJC 7 TJP 7.1

Highest voltage for equipment kV 36 38,5 40,5

36 38,5

Rated voltage kV 30/V3,33/V335/V3

30/V3,33/V335/V3


kV max 95 max 80


kV max 200 max 180

Max. rated burden/classes VA, cl 50/0,2 150/0,5 250/1

30/0,2 75/0,5 150/1

Residual winding VA, cl 50 – 200/6P 50 – 200/6P

Secondary winding 2 2

Dimensional standard non standard non standard


IEC,BS,GOST,..

Main line voltage transformers TJC, TJP - 36…40,5 kV

Earthed voltage transformer (single pole

or one pole insulated)for MV applications, indoor type

Definition:A single phase voltage transformer which is intended to have one end of its primary winding directly earthed

TJC 7 TJP 7.1

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Transformer type KRED B 1 KGUG


kV 36 40,5 24 36

Rated voltage kV 30 33 35 20 30 35


kV max 80 up to 70 kV


kV max 180 up to 170 kV

Max. rated burden/classes

VA, cl

50/0,2 150/0,5 250/1

80/0,2 300/0,5 600/1

Secondary winding 2 secondary w. 2 secondary w.

Dimensional standard no no

Electrical standards IEC,BS,GOST,.. IEC,BS,GOST,..

Unearthed voltage transformer (double pole or two pole insulated transformer)

for MV applications

Definition:A voltage transformer which has all parts of its primary winding, including terminals, insulated from the earth at a level corresponding to its rated insulation level

Main line voltage transformers KRED,KGUG-36…40,5 kV

KRED B1 KGUG

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A Busbar compartment

B Circuit-breaker compartment

C Cable termination compartment

D Low voltage compartment

1 Bus bar system

2 Tulip contact

3 Vacuum circuit-breaker

4 Earthing switch

5 Current transformer

6 Voltage transformer7 Bay control and protection unit REF542

Indoor instrument transformers in AIS

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Transformer type TPO 6x.xx TPO 7x.xx

Highest voltage for equipment kV 12 17,5 24 25 36 38,5 40,5


kV max 55 max 95


kV max 125 max 200

Primary current A 10 A – 2500 A

Rated short – timethermal current

kA (1sec)

4 kA – 100 kA





Reconnectable(primary till 600-1200 A)

prim. or sec.

Outdoor current transformer


Definition:Current transformer which can be used under outdoor service conditions (ambient air temperature, humidity, pollution,…)

Main line outdoor current transformers TPO – 12…40,5 kV

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Transformer type TJO 7

Highest voltage for equipment kV 12 17,5 24 36 40,5

Rated voltage kV 10/V3 15/V3 20/V330/V3 33/V3 35/V3


kV max 95


kV max 200

Max. rated burden/classes VA, cl 50/0,2 150/0,5 250/1

Residual winding VA, cl 50 – 200/6P

Secondary terminals max. 3 sec.



Main line outdoor voltage transformers TJO – 12…40,5 kV

Outdoor voltagetransformer


Definition:Voltage transformer which can be used under outdoor service conditions (ambient air temperature, humidity, pollution,…)

milos dvorak ba ptmv - abb group ptmv 5/2002 milos dvorak instrument transformers © ba ptmv...

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