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Primary Injection: 2 X 7 MW Ende NTT Coal Fired Power Plant 70Kv Switchyard Field Test Report

This document is a field test report from a test of a 2 x 7 MW coal fired power plant in Indonesia. It details test results from injecting 100A of current into the plant's 70kV switchyard and measuring readings from the plant's protection cores on its phases R, S, and T. The test was performed on June 19th, 2011 and witnessed by several people. It found the readings from the protection cores were generally as expected during the 100A current injection test.

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Anto Damanik
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24 views4 pages

Primary Injection: 2 X 7 MW Ende NTT Coal Fired Power Plant 70Kv Switchyard Field Test Report

This document is a field test report from a test of a 2 x 7 MW coal fired power plant in Indonesia. It details test results from injecting 100A of current into the plant's 70kV switchyard and measuring readings from the plant's protection cores on its phases R, S, and T. The test was performed on June 19th, 2011 and witnessed by several people. It found the readings from the protection cores were generally as expected during the 100A current injection test.

Uploaded by

Anto Damanik
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as XLS, PDF, TXT or read online on Scribd
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2 x 7 MW ENDE NTT COAL FIRED POWER PLANT

70KV SWITCHYARD
FIELD TEST REPORT
page: 1/1 PT PLN (PERSERO)

Rev-0: 4 July 2008 PRIMARY INJECTION Form No.: NTT-EDR-PI-1207


I PRIMARY INJECTION 100 A

100A

P2
Core #1
Core #2
Core #3
Core #4
P1

PHASE R CORE #1 READING CORE #2 READING CORE #3 READING CORE #4 READING


BAY #1 400/1 N/A 400/1 100.1 A 400/1 99.9 A 800/1 100.1 A
BAR #2 400/1 100.2 A 400/1 99.9 A 400/1 99.8 A 800/1 100 A
BAY #3 200/5 100 A 200/1 100 A 200/1 101 A 800/1 99.9 A
BAY #4A 800/1 101 A 800/1 0.12 x In
BAY #4B 800/1 100 A 800/1 100 A Core #2 is used for Analog Meter
Bay #5 200/5 101 A 200/1 0.5 x In 200/1 100 A 800/1 100 A
BAY #6 200/5 200/1 200/1 800/1
MAIN PROTEC. BACKUP PROT. METER BUS BAR PROT.

PHASE S CORE #1 READING CORE #2 READING CORE #3 READING CORE #4 READING


BAY #1 400/1 N/A 400/1 99.8 A 400/1 99.9 A 800/1 100.2 A
BAR #2 400/1 100.1 A 400/1 100.0 A 400/1 99.8 A 800/1 100.0 A
BAY #3 200/5 100 A 200/1 0.5 x In 200/1 101 A 800/1 101 A
BAY #4A 800/1 100 A 800/1 0.12 x In
BAY #4B 800/1 102 A 800/1 100 A Core #2 is used for Analog Meter
Bay #5 200/5 100 A 200/1 0.5 x In 200/1 99.8 A 800/1 99.7 A
BAY #6 200/5 101 A 200/1 0.5 x In 200/1 100 A 800/1 102 A
MAIN PROTEC. BACKUP PROT. METER BUS BAR PROT.

PHASE T CORE #1 READING CORE #2 READING CORE #3 READING CORE #4 READING


BAY #1 400/1 N/A 400/1 99.9 A 400/1 100.0 A 800/1 100 A
BAR #2 400/1 100.2 400/1 99.7 A 400/1 100.0 A 800/1 99.9 A
BAY #3 200/5 101 A 200/1 0.5 x In 200/1 100 A 800/1 101 A
BAY #4A 800/1 102 A 800/1 0.12 x In
BAY #4B 800/1 101 A 800/1 100 A Core #2 is used for Analog Meter
Bay #5 200/5 101 A 200/1 0.5 x In 200/1 99.7 A 800/1 100 A
BAY #6 200/5 99.9 A 200/1 0.5 x In 200/1 99.8 A 800/1 100 A
MAIN PROTEC. BACKUP PROT. METER BUS BAR PROT.

TEST DATE TESTED BY WITNESS-1 WITNESS-2 WITNESS-3 REMARKS


ENDIRA
19-Jun-11 Roliman/Meychel

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