About this file

This document contains technical specifications and drawings for a liquid preservation system and transformer. The U.S. Army Corps of Engineers is soliciting bids for the Old Hickory Power Plant GSU Transformer Installation project in Hendersonville, Tennessee. The solicitation is a firm fixed price construction contract to incorporate revised specifications and drawings provided in the attachments. Bidders must submit a completed security form to access the secured plans and specifications. The project involves installation of a 150 MVA transformer rated for 60Hz at 13.2/161/152.95kV. Additional details include ONAN/ONAF cooling, an eight year manufacturer date, copper windings, and liquid preservation system operating pressures up to 5 psi positive and 0.5 psi positive.

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N A

M E

D

ATE

REV.NO.

O R

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ER

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CLIENT:

SC

ALE

SH

EET

SH

SU

BST.FO

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O

R

IG

IN

R ating Plate

DO 90 000 / 150E

LS41413 A2

US ARM

Y CO

RPS O

F ENG

INEERS / USA

1:1

DESIGN

CHECK

NO.

R

EVISIO

N

DESIG.

RELEASE

RELEASE

DATE-NAM

E

DESIG.

DESIG.

DESIG.

RELEASE

RELEASE

RELEASE

SER

IAL N

O

We reserve all rights in this document and in the information contained therein

N 009082

210318

N 009082101-102

G . Anzinger

210322 210322

Project: O ld H ickory Pow er Plant

C ustom er: Yellow stone Electric C o.

End U ser: U S Arm y C orps of Engineers

M .G etzinger M

.G etzinger

1LS41413 A2

-2

210520 AG

210521 H

A

Liquid preservation system inform ation

211004 AG

211004 H

A

Liquid level changing inform ation

211214 AG

211215 H

A

H V BIL SIL level

As-Built.

220210 AG

220210 H

A

AS-BU

ILT.

AS-BUILT

Connection

Type Number of specification Rated frequency Winding / Insulation level

Rated power

Rated current

De-energized tap-changer

Rated current

Hz kV

MVA

V

A

Type

A

Type of cooling

Serial number Date of manu-facture Kind Connection symbol

Impedance voltage at rated current referred to power

DETC Serial number Insulation level kVA s kV

Three-phase Transformer

Rated voltage

Voltage V Current APosi-tion

High-voltage Terminal: H3 - H2 - H1 - H0

Low-voltage Terminal: X1 - X2 - X3

13 200

LS41413 A2-3

ABB - DTW Double Deck

1 015

1 169 050

165 025

161 000

156 975

152 950

DO 90 000 / 150E

60 ONAN / ONAF - 65C

N009082101

11 / 2021

YN / d1

75 000

BIL 650 AC 275

169 050/GrdY 97 601

161 000/GrdY 92 953

152 950/GrdY 88 306

13 200

IEEE C57.12.00

BIL 650 BSL 540 AC 170 -

BIL 150 AC 50

A - D

4 374

B - D

B - E

C - E

C - F

3 280

ONAN ONAF

HV/

75 / 100

269 / 359

! ATTENTION !

Do not operate de-energized tap-changer when transformer is energized!

Step-up

Siemens Energy Austria GmbH - Linz

Total mass

Transportation mass excl. oil

Untanking mass lbs lbs lbs

Max. ambient temperature 40°C

Mass of tank and fittings lbs

Mass of core and coil lbs

Contains no PCB's as determined by the use of ASTM D 4059

3 limb core type Material of HV, LV winding: copper

Quantity of insulating oil - tank: 8 418 gallons / radiators: 289 gallons / Total: 8 707 gallons 8 518 *) gallons

Instruction manual number: 2036-00/96Goverment´s contract number: W912P520C0013 Seismic level: IEEE 693 - moderate

Tank pressure: positive 14.5 psiTank, radiators and piping are designed for full vacuum.

140 571

50 265

Mass of total insulating oil lbs

Short-circuit Duration max.

H / X

7.39

7.46

7.57

1ZUA21228408

LV / BIL 110 AC 34

75 / 100

3 280 / 4 374

Type of insulating fluid: ASTM D3487 Type II Mineral Oil

X/R Ratio 1 57.6

285 278 *)

212 291 *)

61 915 *)

168 720 *)

*) Measured values during manufacture

Mass of insualtion mat. lbs 8 047

Liquid level below top surface of the highest point of the highest manhole flange at 25°C 360 mm (14.17 in). Liquid level changes 23.75 mm (0.935 in) per 10 °C change in liquid temperature

Sheet 1

Transformer is reconnectable to 69 kV

Operating pressures of liquid preservation system max. +5.0 psi positive and min. +0.5 psi positive

File details come from the government source that posted it. Updated .