1. Engineering
  2. Electrical Engineering
  3. i am new to reading plans and i am trying...

Question: i am new to reading plans and i am trying...

Question details

I am new to reading plans, and I am trying to learn how to read the plans below.

What are the major components?

How do I read and calculate the loads on E5?

E4 - One-Line Diagram

E4A - Riser Diagram

E5 - Panelboard "1A" Schedule

(EXIST) UTILITY PAD MTD XFMR 1500KVA, 2962, 13.2KV PRI 480/277V, 3PH, 4W SEC (EXIST) UTILITY UNDERGROUND SERVICE LATERAL CONDUCTORS FAULT = 90.252A EXIST) SWBD SH 2500A, 480V, 3PH, 4W, 100KAIC W/2000A/3P MCB EXIST) 2000/3P MCB GFI TYPE (EXIST) 800A/3P o)(EXIST) /600A/3P (EXIST) ó)(NEW) )SPACE /400A/3P 9/100A/3P/400A/3P ó)SPACE o/400A/3P (EXIST) 3/0 CU GEC TO COLD WATER MAIN+ (EXIST) SWBD-3 3 1/2C w/ 4#500kcmil, 1#3 EGC CIRCUIT BREAKER (EXIST) SWBD-2, 2 SETS 3c. w/ 4#350kcmil, #1 EGC (NE/4)Sw/442, 1#8 EGC 1 1/4℃ w/ 4#2, 1#8 EGC TRANSFORMER (EXIST) SWBD-1, 2 SETS 3 1/2 C. w/ 4#600kcmil, #1/0 EGC (NEW) FLOOR MTD XFMR 75KVA, 6% Z, 480V, 3PH PRI 208Y/120V, 3PH, 4W SEC PANEL (MCB/MLO) МЕР MLO DPU MLO P1A MLO 144 CU TO COLD WATER PIPE EARTH GROUND (NEW) SWBD-4 2 1/2C, W / 4#4/0, 1#4 EGC FAULT 3,130A -LINE DIAGRAM 20 MCB KSIGNATURE AREA> Project Name Project Address Masters Name Masters Card No NOT TO SCALE ALL NEW WIRING SHALL BE WITH THHN/THWN INSULATION E4RAWI ROOM 800A/3P (EXIST) ② 600A/3P (EXIST) 3 400A/3P (EXIST) 4 100A/3P (NEW) ⑤ 400A/3P (SPACE) 6) 400A/3P (SPACE L1A 200A MCB FAULT 3,130A SECOND FLOOR 2-3 1/2C, 4#600kcrmil, 1#1/0 EGC (EXIST) (8) 2-3C, 4#350kcm il, 1#1 EGC (EXIST) 9 1-3 1/2C, 4#500kcrmil, 1#3 EGC (EXIST) 19 1-1 1/4℃ 3#2, 148 EGC (11) 1-2 1/2C, 4#40,1#4 EGC ROOM ROOM ROOM 100 МЕР MLO 100 DPU MLO P1A MLO EXIST) UTILITY PAD MOUNTED XFMR 1500KVA, 29GZ, 13.2KV PRI 480/277V, 3PH, 4W SEC ROOM 100 7 9 FIRST FLOOR CIRCUIT BREAKER 144 CU TO COLD WATER MAIN TRANSFORMER PANEL (MBC/MLO) (EXIST) 2000/3P MCB GFI TYPE FAULT = 90.252A BASEMENT EARTH GROUND EXIST) UTILITY UNDERGROUND EXIST) SWBD SH SERVICE LATERAL CONDUCTORS 2500A, 480V, 3PH, 4W, 100KAIC W/2000A/3P MCB <SIGNATURE AREA> Project Name Project Address Masters Name Masters Card No (EXIST) 3/O CU GECTO COLD WATER MAIN NOT TO SCALE ALL NEW WIRING SHALL BE WITH THHN/THWN INSULATION E4APANELBOARD 1A SCHEDULE SIEMENS, TYPE NOOD, 120/208V, 30, 4W, 225A MLO SURFACE MOUNT PANEL WITH SOLID NEUTRAL AND GROUND BUS 22 KAIC IRE LOAD KVA | BRKR SIZE A | B | C | TRIP 12 1.4 12 12 12 1.2 12 12 12 0.4 12 12 12 1.4 12 12 CKT PHASE İCKT A BC BRKR LOAD KVA WIRE TRIP | A | B | C |SIZE LOADS SERVED POLE LOADS SERVED LIGHTS LIGHTS LIGHTS LIGHTS LIGHTS LIGHTS LIGHTS LIGHTS SPARE RECEPTACLES EXHAUST FAN RECEPTACLES SPACE SPACE SPACE 20 11 2013 1.4 20 1 5 2017 20 19 1.2 20 1 11 20 1 13 20 115 201 17 20 1 19 20 1 21 14 201 23 20 1 25 201 27 201 29 6.0 1.4 4 3 70 6.0 8 | H. P. #6 6.0 2.8 10 3 45 12 14 120 6.0 16 1 20 18 120 20 1 20 1.2 22 120 24 120 26 120 1.0 28 120 30 120 1.2 2.8 10 | H.P. #8 2.8 12 RECEPTACLES 12 RECEPTACLES 0.4 6.0 6.0 12 RECEPTACLES 12 VENDING MACHINE 12 VENDING MACHINE 1.2 0.8 12 RECEPTACLES 12 RECEPTACLES 12 MICROW AVE OVEN 1.2 1.6 12 REFRIG./FREEZER TOTAL 4.0 5.4 3.2 12.0 12.2 12.2 TOTAL CONNECTED KVA: 49 PROVIDE HACR TYPE CIRCUIT BREAKER KSIGNATURE AREA Project Name Project Address Masters Name Masters Card No E5

Solution by an expert tutor
Blurred Solution
This question has been solved
Subscribe to see this solution