About this file

This document is an electrical single-line diagram for the Kautz Road Substation Replacement project at Fermilab, prepared by Arup US, Inc. The detailed technical schematic shows a complex electrical infrastructure with 345kV and 13.8kV bus systems, including multiple transformers, circuit breakers, disconnect switches, and power distribution components. Key technical specifications include a 40/53/66.6MVA transformer with 345-13.8kV configuration, multiple 3000A and 1200A circuit breakers, and specialized pulsed power and conventional bus sections. The design includes advanced safety features like Kirk key interlocks, remote SCADA operation, and specific requirements for breaker/disconnect switch operations, with particular attention to life safety systems and power quality metering for various electrical feeders.

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Text version

82 8598

3 3 3

3 33 33 3 3

S.A.

3 33 3

X1

S.A.

X1

S.A.

TRANSFORMER T-87

40/53/66.6MVA

OA/FA/FA

345-13.8kV Z=8.5%, Dyn1

(PULSED)

600/5A (250A)

1200/5A (1200A)

3000/5A (3000A)

MOD 87

1600A

345KV BUS 2000A

MOD 88

1600A

600/5A (250A)

1200/5A (1200A)

3000/5A (3000A)

TRANSFORMER T-88

40/53/66.6MVA

OA/FA/FA

345-13.8kV Z=8.44%, Dyn1

PULSED

RELOCATED T-84A

4000/5A (3000A)

3000/5A

3000/5A

CB 87-1

3000A

NC/NRI/MR

3000/5A (4000A)

CB 88-1

3000A

NC/NRI/AR

4000/5A (4000A)

PT-87

8337/120V

/5 A

/5 A

(4

A)

SPARE

(UN)

/5 A

(4

A)

/5

A

MI-60

SERVICE BLDG.

PULSED POWER

/5 A

(4

A)

/5

A

SPARE

(UN)

/5 A

(1

0A

/5 A

MI-60

RF ANODE

POWER

/5 A

/5 A

(4

A)

HARM FILTER

BUS 8-1 &

BUS 9-1

CONTINUED ON

DWG. E-4

/5 A

SPARE

(UN)

/5 A

/5 A

(4

A)

/5 A

/5 A

/5 A

/5 A

NO/NRO/MR

BT8-2:5-2

3000A

HOT SPOT

52 52

4000/5A (4000A)

4000/5A (4000A)

K K

52 52

3 3

9596 97

3 33 33 3

/5 A

/5 A

(4

A)

SPARE

(UN)

/5 A

/5 A

(4

A)

SPARE

(UN)

FO

SERVICE

BUILDING

PULSED POWER

CB 94

1200A

/5 A

/5 A

(4

A)

/5 A

(4

A)

/5 A

(4

A)

/5 A

(4

A)

CB 95

1200A

CB 96

1200A

CB 97

1200A

/5 A

/5 A

/5 A

F1,F2,F3,F4

SERVICE

BUILDING

PULSED POWER

LBNF-5 &

MI-14/40,52/60/62

PULSED POWER

LBNF-5 &

MI-14/40,52/60/62

PULSED POWER

13.8KV BUS 9-1 3000A, 3PH, 3W, 40kA

52 52

PT-9-1

8337/120V

/5 A

/5 A

(4

A)

SCL RF

(UN)

/5 A

/5 A

(4

A)

SCL RF

(UN)

23-2 23-1 23-1

PT-88

8337/120V

3 13.8KV BUS 8-1 3000A, 3PH, 3W, 40kA

21/22-3

K

/5 A

(4

A)

/5

A

MSS BUS 21/22-3

BACKFEED

21/22-2

K

/5 A

(4

A)

/5

A

MSS BUS 21/22-2

BACKFEED

21/22-1

K

/5 A

(4

A)

/5

A

MSS BUS 21/22-1

BACKFEED

PT-8-2

8337/120V

13.8KV BUS 8-2 3000A, 3PH, 3W, 40kA

/5 A

/5 A

(4

A)

SPARE

(UN)

/5 A

/5 A

(4

A)

SPARE

(UN)

52CB XX

1200A

CB XX

1200A

CB XX

1200A

CB 86

1200A

CB XX

1200A

CB 82

1200A

CB 23-2

1200A

CB 85

1200A

CB XX

1200A

CB 23-1

1200A

CB 46A-2

1200A

NO

CB 21/22-1

1200A

NO

CB 21/22-2

1200A

NO

CB 21/22-3

1200A

CB XX

1200A

CB XX

1200A

/5 A

/5 A

(4

A)

52CB 46A-1

1200A

46A-1 46A-2

/5 A

/5 A

(4

A)

SPARE

(UN)

52CB XX

1200A

A0

CRYO

A

B

C

D

E

CONTINUE

ON E-2

CONTINUE

ON E-2

CONTINUE

ON E-2

CONTINUE

ON E-2

CONTINUE

ON E-2

3 33 3

/5 A

/5 A

/5 A

/5 A

NO/NRO/MR

BT T87:9-1

3000A

NOTE 1

UN. 12

UN. 13

UN. 14L

UN. 14U

UN. 15

UN. 17L UN. 20LUN. 18U UN. 19UUN. 18L UN. 19L

UN. 17U

UN. 20U

3 33 3

/5 A

/5 A

/5 A

/5 A

NC/NRI/MR

BTT88:8-1

3000A

PT-8-1

8337/120V

UN. 23L

UN. 23U

UN. 24

UN. 26L UN. 27U UN. 27L UN. 28U UN. 28L UN. 29U UN. 29L UN. 30U UN. 32L UN. 33L UN. 34LUN. 33U UN. 34U

UN. 26U UN. 32U

UN. 25 UN. 35

/5 A

/5 A

(4

A)

SPARE

(UN)

52CB XX

1200A UN. 30L

K

A0

CRYO

NOTE 6 NOTE 6 NOTE 6 NOTE 6 NOTE 6

METER

SEL 735

K

K

#18199

#18198

L.C

L.O

K

K

#18127

#18126

L.C

L.O

15kV MV CABLE (133% Insulation) 4x-1C-750kCMIL PER PHASE CU CONDUCTOR

O/H CABLE BUS. CABLE BUS WILL BE

POSITIONED ABOVE GROUND USING THE

EXISTING STRUCTURE AS WHERE EVER

POSSIBLE.

15kV MV CABLE (133% Insulation) 4x-1C-750kCMIL PER PHASE CU CONDUCTOR

O/H CABLE BUS. CABLE BUS WILL BE

POSITIONED ABOVE GROUND USING THE

EXISTING STRUCTURE AS WHERE EVER

POSSIBLE.

NC

MOS 87A

3000A

NOTE 1

NC

MOS 88

3000A

NOTE 1

UN. 21

UN. 31

4000/5A (4000A)

4000/5A (4000A)

15kV MV, 3000A, ARC RESISTANCE SWITCHGEAR

4000/5A (3000A)

33 3000/5AMETER

SEL 735

3 3

13.8KV BUS T87 3000A, 3PH, 3W, 40kA 13.8KV BUS T88 3000A, 3PH, 3W, 40kA

NC

L.A.

H1

M

NC

L.A.

H1

M

3 33 3

/5 A

/5 A

/5 A

/5 A

NO/NRO/MR

BT8-1:8-2

3000A

3 33 3

/5 A

/5 A

/5 A

/5 A

NC/NRI/MR

BT9-1:T88

3000A

UN. 22

UN. 16

K

K

#XXXXX

#XXXXX

L.C

L.O

NO

MOS 87B

3000A

NOTE 1

35 East Wacker Drive Suite 1800 Chicago IL 60601 USA t: +1 312 849 5610 www.arup.com

SCALE:

REVISIONS PROJECT NO.

SHEET NO.

REVISION NO.

DESIGNED

DRAWN

CHECKED

APPROVED

CONCEPT

DISCIPLINE REVIEW

ENG. REVIEWED

ISD APPROVED

SUBMITTED

A/E CONSULTANT FERMILAB DATE

N O

T

FO

R C

O N

ST

R

U C

TI

O

N

Arup US, Inc.

UIP - SUBPROJECT 2

KAUTZ ROAD SUBSTATION REPLACEMENT

DESCRIPTIONS

DATE

DATEREV.

Se p

, 2

- 7 :2

1A M

A ut oD es k D oc s:

\A R

U P\

-0

Fe rm iL ab C am pu s In fra st ru ct ur e\

Pr oj ec t F ile s\

_W

IP

M od el s\ E

- E le ct ric al \S he et s\ E-

3.

dw g

90% FINAL DESIGN06/19/250 06/19/25

06/19/25

06/19/25

06/19/25

D. GURALCHUK

H. LOBO

R. SIERRA

R. TANDEL

NTS

3-5-207

ELECTRICAL

0 J U

N E

E-3345/13.8kV SINGLE LINE

CIRCUIT BREAKER - ELECTRICALLY OPERATED

COUPLING CAPACITOR VOLTAGE TRANSFORMER

LEGEND

DEVICE

CCVT

DESCRIPTION

LIGHTNING ARRESTOR

KIRK KEY INTERLOCK

345KV & 13.8KV BUS SURGE ARRESTOR

POWER TRANSFORMER

DISCONNECT SWITCH

TRANSFORMER BUSHING

LIMITS

CURRENT TRANSFORMER

POTENTIAL TRANSFORMER

CIRCUIT BREAKER

FUSE

K

BUSHING CURRENT TRANSFORMER CABLE TERMINATION

MOTOR OPERATED

DISCONNECT SWITCH

M

DRAWOUT TYPE

CIRCUIT BREAKER52

CCVT

L.A.

S.A.

UN. #U/L

UNIT

NUMBER

SWITCHGEAR LINEUP

UPPER

LOWER

NOTES:

1. THE BUS TIE DISCONNECT SWITCH MOS-86, MOS-87, MOS-88 AND MOS 85 WILL BE

EITHER A 3000A DISCONNECT SWITCH WITH A VISIBLE WINDOW TO VALIDATE

PHYSICAL ISOLATION OR A 3000A CIRCUIT BREAKER WITH REMOTE

RACK-IN/RACK-OUT FACILITIES. THE BUS TIE (DISCONNECT DEVICE), WHETHER A

SWITCH OR CIRCUIT BREAKER MUST HAVE MECHANICAL KIRK KEY PROVISIONS

FOR BOTH THE OPEN AND CLOSE POSITIONS. THE KEY CORRESPONDING TO THE

STATUS OF THE DEVICE SHOULD BE REMOVABLE. THE DEVICE SHOULD NOT BE

ABLE TO CHANGE STATUS UNLESS BOTH KEYS ARE ENGAGED.

1.1. CIRCUIT BREAKER (CB) OR DISCONNECT SWITCH (DS) SHALL BE REMOTELY

OPERATED VIA SCADA HMI AND POSITION OF THE CB OR DS SHALL BE

VISIBLE FROM OUTSIDE WITHOUT OPENING THE DOOR TO VALIDATE THE

PHYSICAL ISOLATION OF CB OR DS.

1.1.1. LOCATION SHOULD BE AGREED UPON BY ALL INTERESTED PARTIES

1.2. THIS IS A LIFE SAFETY SYSTEM

1.2.1. BREAKER/DISCONNECT SWITCHES CANNOT OPERATE WITHOUT KIRK

KEY INSERTED, TURNED, AND HELD CAPTIVE

1.2.2. STORED ENERGY IS NOT ALLOWED WHEN KEY REMOVED (CAPACITOR,

SPRING, ETC.)

1.2.3. CONTROL POWER MUST BE REMOVED WHEN KEY REMOVED

2. CTS ON BUS 6,7,9 SHOULD BE RATED FOR PQ

2.1. THESE FEEDERS SHOULD HAVE ADVANCED SEL735

3. PULSED BUS ON ONE SIDE OF AISLE, AND CONVENTIONAL BUS ON THE OTHER

(Unit 1-22 are pulse, Unit 23-48 are conventional)

4. AR : BREAKER WITH REMOTE RACK IN

MR: BREAKER WITH MANUAL RACK IN

NC: NORMALLY CLOSED

NRI: NORMALLY RACKED IN

NO: NORMALLY OPEN

NRO: NORMALLY RACKED OUT

5. ALL BUS PTS ARE 3 PH, OPEN DELTA IS NOT ACCEPTABLE.

6. SEL 735 (POWER QUALITY VARIANT) SHALL BE INSTALLED AT THE FACTORY FOR

THE FOLLOWING FEEDERS: 23-1, 23-2, 61, 62, 63, 64, 71, 72, 73, 74, 82, 85, 86, 94, 95, 96, 97. SPARE UNITS ON BUS 6-1, 7-1, AND 9-1 SHOULD INCLUDE POWER QUALITY

METERS AS WELL.

7. ALL 13.8kV FEEDERS SHALL BE REMOVED BACK TO NEAREST UPSTREAM SPLICE

OR TERMINATION POINT OUTSIDE OF EXISTING CONTROL BUILDING AND MADE

SAFE PRIOR TO CONSTRUCTION. UPON INSTALLATION OF NEW CONTROL

BUILDING AND SWITCHGEAR, ALL FEEDERS SHALL BE EXTENDED WITH NEW

CABLE TO THEIR NEW TERMINATION LOCATIONS IN THE NEW SWITCHGEAR.

7.1 ALL REPLACED FEEDER SEGMENTS SHALL FOLLOW SAME DUCTBANK PATHWAYS

BACK TO KRS CABLE VAULT AS EXISTING CONDITION, WITH EXCEPTION OF

FEEDER 53. EXISTING FEEDER 53 SHALL BE PULLED BACK TO MANHOLE 50-2,

AND BROUGHT BACK TO KRS CABLE VAULT VIA MANHOLES KRS-4 AND KRS-2.

7.2 ALL 13.8kV FEEDER CABLE SHALL BE 3-1/C 750MCM, 15kV, ALUMINUM, 13

CONCENTRIC NEUTRAL, (OVERALL JACKET) TRIPLEXED, UNLESS NOTED

OTHERWISE

7.3 REFER TO PROJECT NO. 3-5-207C FOR REPLACEMENT OF FEEDER LENGTHS

BEYOND FIRST SPLICE POINT FOR FEEDERS 52, 53, 61A, 61B, 62A, 62B, 71A, 71B,

72A, 72B, 73A, 73B, 82, 85, 94, 95, 96, 97.

7.4 REFER TO PROJECT NO. 3-5-207D FOR INSTALLATION OF NEW FEEDERS 23-1, 23-2,

23-3, 23-4.

7.5 REFER TO PROJECT NO. 6-5-11 FOR INSTALLATION OF LBNF FEEDERS 56A, 56B,

65A, 65B. AS PART OF PROJECT 3-5-207, THESE FEEDER SHALL BE EXTENDED

FROM LAST MANHOLE IN PROJECT 6-5-11 SCOPE TO FINAL TERMINATION ON

NEW SWITCHGEAR IN KRS.

8. ALL 13.8kV DIFFERENTIAL CTs ARE 4000/5A with C400 PROTECTION CLASS. SWITCHGEAR

VENDOR TO PROVIDE THE CT SATURATION CALCULATION AND CONFIRM THAT CT WILL

NOT SATURATE FOR THROUGH FAULT CLOSE IN FAULT.

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