ATTACHMENT 01 AMEND 03 TECHNICAL ADDENDUM NO 3 - 26 JUL 2012.pdf

26 JUL 2012

TECHNICAL ADDENDUM NO. 3

New Commissary & Navy Exchange NSA Annapolis, Maryland

Incorporate the following items in the Contract Documents.

TO THE DRAWINGS:

1. Drawing E5.2 COMMISSARY ELECTRICAL ONE‐LINE DIAGRAM: Add FEEDER SCHEDULE – COMMISSARY and ELECTRICAL LOAD ANALYSIS – COMMISSARY. See attached supplemental drawing SD‐E5.2

END OF TECHNICAL ADDENDUM NO. 2

nicholka Typewritten Text HDEC03-12-R-0006 Amend 03 Attachment 01

FEEDER SCHEDULE - COMMISSARY

MARK FROM TO PHASE NEUTRAL BONDED ISOLATED CONDUIT No. OF NOTES

WIRES GROUND GROUND SETS

1 EXIST'G PAD MTD SWITCH PAD MOUNT TRANSF. 3#2 (MV-90) #2 #6 4" 1 + 1 1 & 5

2 PAD MOUNT TRANSF. SWITCHBOARD MSB 3#600kCM 600kCM 4" 4 6 3 SWITCHBOARD MSB MTS 3#600kCM 600kCM 250 kCM 4" 2 3 4 DISCONNECT SWITCH MTS 3#600kCM 600kCM 250 kCM 4" 2 3

5 SWITCHBOARD MSB TRANSFORMER TLDP1 3#4/0 #4 2-1/2" 1 3

6 TRANSFORMER TLDP1 PANEL LDP1 3#250kCM 250kCM #2/0 3" 2 3 7 PANEL LDP1 PANEL L1AL 3#300kCM 300kCM #1 3" 2 2,3 8 PANEL L1AL PANEL L1AC 3#300kCM 300kCM #1 3" 2 3

9 PANEL LDP1 PANEL L1DR 3#1/0 #1/0 #6 2" 1 3

10 PANEL LDP1 PANEL LRA 3#1/0 #1/0 #6 2" 1 3

11 PANEL LDP1 PANEL LRB 3#1/0 #1/0 #6 2" 1 3

12 SWITCHBOARD MSB ATS 3#1/0 #1/0 #4 2" 1 3

13 ATS GENERATOR 3#1/0 #1/0 #4 2" 1 3

14 ATS PANEL HEM 3#1/0 #1/0 #4 2" 1 3

15 PANEL HEM TRANSFORMER TCEP2 3#6 #6 1" 1 2

16 TRANSFORMER TCEP2 PANEL CEP2 3#6 #6 #6 #6 1-1/2" 1 3

17 PANEL HEM TRANSFORMER TDEP2 3#6 #6 1" 1 2

18 TRANSFORMER TDEP2 PANEL DEP2 3#6 #6 #6 #6 1-1/2" 1 3

19 PANEL HEM TRANSFORMER TCEP1 3#2 #4 1-1/2" 1 2

20 TRANSFORMER TCEP1 PANEL CEP1 3#2 #2 #6 #6 1-1/2" 1 3

21 PANEL HEM TRANSFORMER TDEP1 3#2 #4 1-1/2" 1 2

22 TRANSFORMER TDEP1 PANEL DEP1 3#2 #2 #6 #6 1-1/2" 1 3

23 SWITCHBOARD MSB PANEL H1 (SECTION 1) 3#300kCM 300kCM #2 3" 1 2,3 24 PANEL H1 (SECTION 1) PANEL H1 (SECTION 2) 3#300kCM 300kCM #2 3" 1 3

25 SWITCHBOARD MSB PANEL H2 3#3/0 3/0 #4 2-1/2" 1 3

26 SWITCHBOARD MSB TRANSFORMER TLDP2 3#4/0 #3 2" 1 2,3

27 TRANSFORMER TLDP2 PANEL LDP2 3#500kCM 500kCM #1/0 4" 1 3

28 PANEL LDP2 PANEL L2AL 3#1/0 #1/0 #6 2" 1 2,3

29 PANEL LDP2 PANEL L2BL 3#1/0 #1/0 #6 2" 1 2,3

30 PANEL LDP2 PANEL L2CR 3#1/0 #1/0 #6 2" 1 3

NOTES:

1. ONE ACTIVE 4"C PLUS ONE EMPTY SPARE 4"C. EMPTY SPARE SHALL BE STUBBED & CAPPED INTO PAD MT GEAR AND PAD MT TRANSFORMER.

2. INSTALL THIS FEEDER BELOW FLOOR SLAB.

3. IT IS PERMISSABLE TO SPLICE FEEDER CONDUCTORS SUPPLYING PANELBOARDS IN CASES WHERE FEEDER CONDUCTORS LISTED IN THIS SCHEDULE

CAN NOT TERMINATE AT PANELBOARD LUGS.

4. PERFORM SPLICING WITHIN JUNCTION BOX WITHIN 5 FEET OF PANELBOARD. DO NOT SPLICE TO WIRE SIZES LESS THAN PERMITTED BY THE NEC.

5. REFER TO THE ONE LINE DIAGRAM DETAIL 1/E5.2 INDICATING A PORTION OF THE U.G. PRIMARY FEEDER WITH CONCRETE ENCASEMENT.

6. REFER TO THE ONE LINE DIAGRAM DETAIL 1/E5.2 NDICATING THE U.G. SECONDARY FEEDER WITH CONCRETE ENCASEMENT.

LOAD CONNECTED DEMAND SEE

DESCRIPTION LOAD (VA) FACTOR NOTE KVA AMPERES

GP RECEPTACLES 30772.0 0.66 1 20.4 25

LIGHTING 80962.0 1.00 2 81.0 97

EQUIPMENT 1007879.4 1.00 1007.9 1212

MOTORS 19195.5 1.00 19.2 23

COMPUTERS 31178.0 1.00 31.2 38

ELECTRIC HEATING 5485.2 0.00 3 0.0 0

AIR CONDITIONING 174244.0 1.00 174.2 210

KITCHEN EQUIPMENT 80540.8 0.65 4 52.4 63

ELEVATORS 0.0 1.00 5 0.0 0

LARGEST MOTOR 0.0 1.25 6 0.0 0

N.E.C. DEMAND LOAD 1386.2 1667

SERVICE ENTRANCE DESIGN 1662.8 2000

SPARE CAPACITY 16.6% 276.6 333

2008 NEC NOTES:

1. PER NEC TABLE 220.44 5. PER NEC TABLE 620.14

2. PER NEC TABLE 220.12 6. PER NEC ART 430.24

3. PER NEC ART 220.60

4. PER NEC TABLE 220.56

ELECTRICAL LOAD ANALYSIS-COMMISSARY

SYSTEM VOLTAGE: 480Y/277V

PROJECT: NAS ANNAPOLIS COMMISSARY

DEMAND LOAD