A01_-_January_Adelphi_Transformer_Report.pdf

January 2016

Joseph B. McHugh

Project Manager

CONTENTS

ELECTRICAL TEST REPORTS

for

Adelphi Research Center Army Adelphia Research Lab

2800 Powder Mill Road

Adelphia, MD 20783

Reuter & Hanney, Inc.

11620 Crossroads Circle, Stes D-E

Middle River, MD 21220

Submitted by

35 F

35 F 0.30 to to to to to

Tap

Yes

Tertiary Winding

2 (B)

COMMENT(S)

Is Tank/Housing Grounded? Nitrogen Level

Tank, Paint, Fittings & Valves

Primary Winding

Evaluation

Polarization Index

Arresters

Fans and Controls

Item Item

N/A

N/A

Tap Changer

Yes

Is Neutral Bonded to Ground?

Liquid Level

A

A

Insulators

Housing and CoversA

N/A

N/A

A

N/A

Connections Bushings Tap Terminals

N/A

Pressure Diaphragm

Leaks

N/A

A

DRY TRANSFORMERS

Status

Status

A

StatusItem

A

ABB

Temperature

Gauges

A - Acceptable * - See Comments N/A - Not applicable

6.038

5.894

6.068 6.00714490

Acceptable5.738

MECHANICAL INSPECTION CHECKLIST

ALL TRANSFORMERS LIQUID TRANSFORMERS

Evaluation

Acceptable

318000

Ratio

Acceptable Range

POWER TRANSFORMER

Client

Project #

Location

01/14/16

BR

Designation

DateAdelphia Research Lab

Service #2 Transformer

TSR

RSLKVA 3000 Class TypeOASEB2536-1

Building 500

Manufacturer

Liquid

Primary 13800 Delta

Serial #

NAMEPLATE DATA

Secondary

5 (E) 13110 5.463 5.490

5.6354 (D) 13455

TEST RESULTS - INSULATION RESISTANCE (in megohms) Temperature

95400

HV - LV Corrected to 20 C

HumidityTest Equipment

Test Voltage

60300

Metrel - 5kV

Insulation Type Liquid Type

Evaluation

5.435

4.07

Tap Voltage

4160 Wye 3

Oil Gallons

6.53Phase Impedance

Air Temperature249

2.71

Evaluation

1.74

Acceptable

165600

5.738

552000

Acceptable

5.578

277200

750000

C tap voltage

5.864

5.779

2500000

924000

14145

5.750 5.721

1 (A)

TEST RESULTS - TURN TO TURN RATIO

Test Equipment AEMC 8500

3 (C)

5.924

Secondary voltage used for test

Test Equipment Miller Instrument 221

Correction Factor

5000 DC

HV - Ground Corrected to 20 C

2500 DC

LV - Ground Corrected to 20 C

45%

5000 DC

10 Minute Reading 819000

2010001 Minute Reading

245700

Quality Rating

13800

* Transformer isolated.

5.606

5.73613800

TEST RESULTS - WINDING RESISTANCE (in ohms)

Secondary Winding

International Electrical Testing Association

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mw

Sunny45%

Temperature Correction Factor 1.67HV Test KV Switch Setting

G = Good F = Fair I = Investigate B = Bad

High voltage lead on H for tests 1 - 3 and L for tests 4 - 6.

Milliwatts

Rating

Project #

Location Building 500 Designation Service #2 Transformer

NAMEPLATE DATA

% DissipationCapacitance

Weather

COMMENT(S)

01/14/16Date

TSR BR

Adelphia Research LabClient

RevNorm

5CLG

GST H-Guard

CHL + CLG

GST H-GND

CHL

UST

Rev

Test

Mode

Test

% DF

(20 c)

Volt

Ratio CAP (PF) % DFNorm RevMultiplier

Secondary Voltage Air Temperature 35

Oil Temperature 0 C Humidity

F

ClassSEB2536-1 KVA 3000 OA Impedance

13800 DeltaPrimary Voltage

Manufacturer ABB Serial #

4160 Wye 2400 Type RSL

6.53

LV Test Voltage

C

TEST RESULTS

HV Test Voltage 10000

Winding Temperature

LV Test KV Switch Setting

Norm

1 3

2 4CHL + CHG

GST L-Guard

CHG

GST L-GND

CHL

5 4

Insulation

Tested

UST

TRANSFORMER AC POWER FACTOR

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Power Factor @ 25 o C D924

Total Combustible

> 0.5

Power Factor @ 100 o C D924 < 5

Acceptable

Inhibitor* D2668

Acceptable

Type of Equipment

Dielectric D877 57 > 25.9 < 26 Acceptable

01/01/17Next Sample Due

GAS-IN-OIL ANALYSIS - ASTM D3612

Hydrogen Oxygen Nitrogen Methane

Total GasCarbon Monoxide

TEST RESULTS

Designation Service #2 Transformer

BR

KVA 3000

TSR

Building 500

Adelphia Research Lab

NAMEPLATE DATA

Manufacturer ABB

Transformer

GallonsSEB2536-1Serial #

MINERAL OIL ANALYSIS

Client

Project #

Location

01/14/16

COMMENT(S)

Rating

1.5 < 3.5

Date

LIQUID OIL SCREEN

Item Tested ASTM Results Acceptable Questionable Unacceptable

D1524 > 3.5

Acidity D974 0.02 < 0.20 > 0.20

< 0.91 > 0.91

Acceptable

Interfacial Tension D971 40.7 > 25 < 25 Acceptable

Color

Acceptable

Visual D1524 Clear Clear Other than clear Acceptable

Specific Gravity D1298 0.89

Sediment None None Other than none

> 5

< 0.5

NETA 2011 MTS Specifications *Parameter determined by testing lab.

Acceptable

Karl Fischer D1533 2

PCB ANALYSIS - ASTM D4059

Type Result Rating

Carbon Dioxide Ethane Ethylene Acetylene

PCB limits: Federal Register 40 C.F.R. 761

9181 37503 9 408 2518 34 0 433 49635

FURAN ANALYSIS - ASTM D5837

5H2F 2FOL 2FAL 2ACF 5M2F Total

Result Rating

Rating

0 0 2 0 0 2 Acceptable

ICP METAL-IN-OIL*

Item Tested Result Rating Item Tested Result Rating Item Tested

< 100 PPB (Acceptable) 100 to 250 PPB (Questionable) > 250 PPB (Unacceptable) the analysis of this sample shows no significant increase in the combustible gas volume.

Copper

*Parameters determined by testing lab

Aluminum Iron

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