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Independent test laboratory, accredited by Deutsche Akkreditierungsstelle Technik (DATech) e.V. in the fields of h.v. apparatus and switchgear, power cables and power cable accessories, l.v. apparatus and switchgear, installation equipment and switching and control equipment. Institut „Prüffeld für elektrische Hochleistungstechnik“ GmbH (IPH Berlin) is a subsidiary of CESI S.p.A, Milan.

Independent, accredited testing station · Member laboratory of STL and LOVAG

T E S T R E P O R T

NO. 2977.2101611.1023

EM Elektrik Malzemelerie Yüklenim San. Ltd. Co. Eski Ankara Yolu Istanbul Tuzla Organize San. Bölgesi 34959 Tepeören-Tuzla / Istanbul TURKEY

CLIENT

EM Elektrik Malzemelerie Yüklenim San. Ltd. Co. MANUFACTURER

Earthing bonding link box TEST OBJECT

LB.W.E.3.1 TYPE

2010/3767 SERIAL NO.

Rated peak withstand current Rated short-time withstand current Rated duration of short-circuit

125 50 1

kA kA s

RATED CHARACTERISTICS GIVEN BY THE CLIENT

Client’s instructions NORMATIVE

DOCUMENT

Short-time withstand current and peak withstand current tests RANGE OF TESTS

PERFORMED

20 January 2011 DATE OF TEST

See Sub-clause 4.6 TEST RESULT

H. GLABSCH Senior engineer

M. THOM Test engineer in charge

Berlin, 21 February 2011

TEST REPORT NO. 2977.2101611.1023 SHEET 2

This test document comprises 14 sheets. Distribution Copy No. 1 Copy No. 1 in English: EM Elektrik Malzemelerie Yüklenim San. Ltd. Co.

The test results relate only to the object tested.

This document is confidential. Its transfer to third parties as well as its reproduction in extracts require the consent of the client.

Contents Sheet

1. Present at the test............................................................................................................................................................. 3

2. Test performed.................................................................................................................................................................... 3

3. Identity of the test object ............................................................................................................................................ 4

3.1 Technical data and characteristics.......................................................................................................................................................................................... 4

3.2 Identity documents ......................................................................................................................................................................................................................................... 4

4. Short-time withstand current and peak withstand current tests................................................... 5

4.1 Test laboratory ........................................................................................................................................................................................................................................................ 5

4.2 Normative document................................................................................................................................................................................................................................... 5

4.3 Required test parameters...................................................................................................................................................................................................................... 5

4.4 Test arrangement............................................................................................................................................................................................................................................... 5

4.5 Test and measuring circuits............................................................................................................................................................................................................... 6

4.6 Test results..................................................................................................................................................................................................................................................................... 7

5. Photos........................................................................................................................................................................................ 8

6. Oscillograms ...................................................................................................................................................................... 10

7. Drawings .............................................................................................................................................................................. 12


1. Present at the test

Mr. Thom IPH test engineer in charge

Mr. Erdeniz EM Elektrik

Mr. Weinlein Südkabel GmbH

Mr. Cabaroglu EM Elektrik

Mr. Demin EM Elektrik

2. Test performed

Short-time withstand current and peak withstand current tests


3. Identity of the test object

3.1 Technical data and characteristics

The technical data and characteristics of the test object are defined by the following parameters and specified by the client. Test object: Earthing bonding link box Type: LB.W.E.3.1 Manufacturer: EM Elektrik Malzemelerie Yüklenim San. Ltd. Co. Serial No.: 2010/3767 Year of manufacture:

2010

Data: Rated voltage Not specified Rated DC withstand voltage 25 kV Rated lightning impulse withstand voltage Up 40 kV Rated peak withstand current Ip 125 kA Rated short-time withstand current Ik 50 kA Rated duration of short circuit tk 1 s Characteristics: Thickness of housing 3 mm Thickness of cover 3 mm

3.2 Identity documents

The manufacturer confirms that the test object has been manufactured in compliance with the drawings given in this document. IPH did not verify this compliance in detail.

The identity of the test object is fixed by the following drawings and data submitted by the client:

Name of drawing Drawing No. Date of drawing Author Notes

EARTHING BONDING LINK BOX TYPE: LB.W.E.3.1

10.04.05 Rev. 0

30.04.2010 EMELEC Sheet 12

EARTHING LINK BOX 10.04.05 - LB.W.E.3.1

- /6

05.01.2011 EMELEC Sheet 13

Technical Document no. KSH 2010/TR400 – K02

- 18.10.2010 Südkabel Sheet 14

Entry of test object at IPH: 14 January 2011


4. Short-time withstand current and peak withstand current tests

4.1 Test laboratory

High-power test laboratory, test bay HS

4.2 Normative document

Client’s instructions

4.3 Required test parameters

Peak current 125 kA

Short-circuit current 50 kA

Duration of short circuit 1 s

4.4 Test arrangement

According to client’s instructions Single phase tests of the R – Y'-connection and the B – Earth-connection Cf. Photos, Sheets 8 and 9 and Drawings, Sheets 12 and 13


4.5 Test and measuring circuits

Test requirement Short-time withstand current tests

Test No. 111 0525 to 111 0527

Number of phases (Test circuit) 3

Number of poles/phases (Test object) 3/1

Power frequency Hz 50

Power factor cos < 0.15

Grid Not earthed

Earthing conditions Short-circuit transformer Not earthed

Short-circuit point One side earthed

E

Si Dr L Tr I TO1

U

2

R

Y

B

Earth bar

E Supply TO Test object SI Master breaker I Current measurement Dr Making switch U Voltage measurement L Current-limiting reactor 1 – 2 Measuring points Tr Short-circuit transformer

Figure 1: Test circuit (diagram of the R – Y-connection test)

Measuring point Symbol in the oscillograms

Measured quantity Measuring sensor/device

1 i Short-circuit current Rogowski measuring device

2 u Voltage RC divider

Recording instrument: BE 256 transient recorder system


4.6 Test results

Test requirement: Short time withstand current and peak withstand

current test Condition of test object before test: New Connection of test object: By single core bonding cable 1 x 400 mm2 per phase

and to the earth bar Ambient temperature: 2 oC

Test No. 111 0525 0526 0527

Conductor R – Y’ R – Y’ B – Earth

Resistance before test 138 - 141

Peak current kA 117 130 131

Short-time current kA 45.0 50.6 50.7

Duration of short circuit s 0.10 1.01 1.01

I2t 106 A2s - 2586 2596

Equivalent 1-s current kA - 50.9 51.0

Resistance after test - 162 173

Variation of the resistance % - 17.2 23.3

Notes 1) 2) 2)

Notes:

1) Current setting 2) Short time withstand current and peak withstand current test

Condition of test object after test:

Cf. Photos, Sheet 9 Conductors show deformation but no opening of contacts. The supporting insulating parts did not show any significant signs of deterioration.


5. Photos

Photo 1: Test object after test

Photo 2: Name plate


Photo 3: Test object after test without protection cover

Photo 4: Test object after test without protection cover


6. Oscillograms


7. Drawings

1023-type test reports - tt0111.03 a1 doc · 2018. 1. 17. · 30.04.2010 emelec sheet 12 earthing...

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