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LV Breaker Test Form: Insulation Resistance (Ohms)

This document is an LV breaker test form that was completed by Atwaar AlHandasia Est. for a customer. It documents the results of insulation resistance, minimum contact resistance, and current injection tests that were performed on a circuit breaker. Key information recorded includes the serial number, tag, and rating of the breaker as well as test measurements, such as contact resistance values and tripping currents and times under long time, short time, and instantaneous current injection tests. The test instruments used are also listed. Signatures from Atwaar, the contractor, and consultant are present at the bottom.

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Omer Syed
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344 views2 pages

LV Breaker Test Form: Insulation Resistance (Ohms)

This document is an LV breaker test form that was completed by Atwaar AlHandasia Est. for a customer. It documents the results of insulation resistance, minimum contact resistance, and current injection tests that were performed on a circuit breaker. Key information recorded includes the serial number, tag, and rating of the breaker as well as test measurements, such as contact resistance values and tripping currents and times under long time, short time, and instantaneous current injection tests. The test instruments used are also listed. Signatures from Atwaar, the contractor, and consultant are present at the bottom.

Uploaded by

Omer Syed
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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Atwaar AlHandasia Est.

(Evolution Engineering)

LV Breaker Test Form


PROJECT:
CUSTOMER:
TYPE:
DATE:

SERIAL:
TAG:
SUBSTATION:
RATING:

INSULATION RESISTANCE (OHMS):


Close
Position

Close Position

Open
position

R-G

R-Y

R-R

Y-G

Y-B

Y-Y

B-G

B-R

B-B

MINIMUM CONTACT RESISTANCE TESTS (OHMS):


Phase
R

Impressed current
1A

Y
B

1A
1A

Contact resistance

Remarks

CURRENT INJECTION TEST:


LONG TIME (CURRENT INJECTED=
A)
PHASES
TRIPPING CURRENT(A)

TRIPPING TIME(SEC)

R
Y
B

ATWAAR

CONTRACTOR

CONSULTANT

NAME
SIGNATURE
DATE
________________________________________________________________
C.R. 4030161059, SAGIA license 11203003524, PO Box 132932, Jeddah 21382, KSA

Mobile: +966504612538, Tel: +96622870939 Fax: +96622873478, email: omer.idrees@atwaar.com.sa

Atwaar AlHandasia Est.


(Evolution Engineering)

SHORT TIME (CURRENT INJECTED=


A)
PHASES
TRIPPING CURRENT(A)

TRIPPING TIME(SEC)

R
Y
B
INSTANTANEOUS (CURRENT INJECTED=
A)
PHASES
TRIPPING CURRENT(A)

TRIPPING TIME(SEC)

R
Y
B

S.No

Instrument Name

Make

MIT 520/2

MEGGER

DLRO 10X

MEGGER

AC HIPOT

ATWAAR

PROGRAMMA

CONTRACTOR

CONSULTANT

NAME
SIGNATURE
DATE

________________________________________________________________
C.R. 4030161059, SAGIA license 11203003524, PO Box 132932, Jeddah 21382, KSA

Mobile: +966504612538, Tel: +96622870939 Fax: +96622873478, email: omer.idrees@atwaar.com.sa

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