r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (installation equipment)eng.rtu.ac.th/esd/ch4.pdf · •...
TRANSCRIPT
![Page 1: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/1.jpg)
(Installation Equipment)(Installation Equipment)
Nutthapong, Power System Design, EE, RTU
• •
![Page 2: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/2.jpg)
• • • • • /
![Page 3: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/3.jpg)
(WireWays) (WireWays)
![Page 4: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/4.jpg)
![Page 5: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/5.jpg)
![Page 6: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/6.jpg)
5-1
5-1
• 50 .
• 4, 5 6 50 . 0.30
![Page 7: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/7.jpg)
• 100 .
150 .
• 0.60
5-1
(Raceway)
1. (Rigid Metal conduit)2. (Intermediate Metal conduit)3. (Electrical Metallic Tubing)4. (Flexible Metal conduit)
![Page 8: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/8.jpg)
1. (RMC, RSC, GRC)
•
• 0.5 6 • 10 ( 3 )•
•
1. (RMC, RSC, GRC)
![Page 9: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/9.jpg)
2. (IMC)
•
• 0.5 4 • 10 ( 3 )•
•
2. (IMC)
![Page 10: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/10.jpg)
3. (EMT)
3. (EMT)
•
• 0.5 2 • 10 ( 3 )•
•
![Page 11: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/11.jpg)
4. (Flexible Metal conduit)
4. (Flexible Metal Conduit)
•
• 0.5 3
•
•
•
![Page 12: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/12.jpg)
![Page 13: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/13.jpg)
( )
, (Coulpings)
•
![Page 14: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/14.jpg)
, (Connector)
•
(Locknut)
•
![Page 15: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/15.jpg)
(Bushing)•
90O angel connector 90O angel elbow
![Page 16: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/16.jpg)
(EMT)
(RMC&IMC)
![Page 17: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/17.jpg)
( . 5.4.2)
1. (Bolt) (Strap) (Screw)
2.
![Page 18: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/18.jpg)
( . 5.4.2)3. (Coulping) (Connector)
(Concretetight)
(Raintight)
4.
75
X
.
![Page 19: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/19.jpg)
( . 5.4.2)5.
( . 5.4.2)
6.
7. 360
![Page 20: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/20.jpg)
8. 3.0 m 0.9 m
( . 5.4.2)
RMC
9. 1.5 m 0.3 m
( . 5.4.2)
(FMC)
![Page 21: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/21.jpg)
![Page 22: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/22.jpg)
•
• ( )
1. ( )2. ( )
3.
4.
![Page 23: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/23.jpg)
![Page 24: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/24.jpg)
![Page 25: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/25.jpg)
• .
THW
![Page 26: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/26.jpg)
• .
NYY
1
4 . . .11-2531 4 (EMT) 1.5
![Page 27: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/27.jpg)
40% EMT 1.5 = 525 . .
THW 4 . . = 21.25 . .
![Page 28: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/28.jpg)
52521.25
24.71
24
.
= 23
![Page 29: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/29.jpg)
2
IMC . 11 -2531 4
1.5 . . 4 2.5 . . 3 4 . . 2
???
1.5 . . - 4 2.5 . . - 3
4 . . - 2
4 (THW)
![Page 30: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/30.jpg)
( . .) ( . .) ( ) ( . .)1.5 11.35 4 45.40
2.5 14.53 3 43.59
4.0 21.25 2 42.50
= 131.49 . .
• 3 40 %
![Page 31: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/31.jpg)
IMC 40% 131.49 . .
34
(Pull Box, Junction Box)(Pull Box, Junction Box)
![Page 32: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/32.jpg)
(Pull Box)
![Page 33: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/33.jpg)
• (Straight pull)
• (Angle pull)
(Straight pull)
8
![Page 34: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/34.jpg)
(Angle pull)
• 6
• 6
(Angle pull)
![Page 35: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/35.jpg)
1 A B
A
B
A = 6 x 3= 18
B = 6 x 3= 18
2 L1, L2 D
L1 = L2= (6x4) + 3 + 2= 29
D = 6x4= 24
![Page 36: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/36.jpg)
3 L1, D W
L1
L1 = (6x3) + 3 +2 + 2 +1.5 +1.5= 28
D W
D = 6 x 1.5= 9
W = D.cos45o
1 92
= 6.4
![Page 37: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/37.jpg)
4 L W
L
• L L = 8 x 3 = 24
![Page 38: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/38.jpg)
W • A 3 0.5
3”-3”
A 1 342 4
328
• B 3” - 2”
B = 4
3”
2”
2”
AB
C
D
W
• C 2” - 2”
C = 338
• D A 2”-2”
D 1 332 8
2716
3”
2”
2”
AB
C
D
W
• W A + B + C + D
3128
![Page 39: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/39.jpg)
5 A, B, C D
A
B C
D
3”
2”
3”2”
A 2 1. 2.
A
B C
D
3”
2”
3”2”
![Page 40: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/40.jpg)
A 1
• A 6 (2”)
(2 2 )
A = (6x2) + 2 + 2= 16
A 2
D = 6 x 2= 12
2”= D.cos45o
1122
182
D
3”
2”
2”
A
![Page 41: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/41.jpg)
• 3” 1 342 4
328
• 2” 3”= 4
D
3”
2”
2”
A
7148
3 12 4 88 2
= 1 A = 16
B
1. 3” B = 8 x 3
= 24
2. 2” B = (6 x 2) + 2 + 2
= 16
B = 24
![Page 42: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/42.jpg)
C
3” 3” = 344
C 1 3 3 3 3 1 34 4 4 4 42 4 4 4 4 2 4
34 44
= 19
3” 4
3”
C
![Page 43: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/43.jpg)
(Wire Way)(Wire Way)
(wireway)
![Page 44: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/44.jpg)
(wireway)
•
•
•
. . . 4
1. 2. 3. 4. (Aruzinc)
. . . .1
![Page 45: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/45.jpg)
. . . .
- 2.4 3.0
- . . . . 1- 1
.1-1
![Page 46: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/46.jpg)
. . . 5.12
•
• (Raintight)•
![Page 47: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/47.jpg)
1.
2. 20
3. 5-11 ( ) 5-12 ( )
• 5-10 30
•
![Page 48: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/48.jpg)
4.
5. 1.50 1.50
3.00
6. 4.50 1
1.50
1.50
![Page 49: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/49.jpg)
7.
8.
75 %
9.
10. -
![Page 50: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/50.jpg)
•
• 20 %
20 H
W
A = W x H
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1 THW 4 . .
100x150 .
• 100x150 . 15,000 . .
• 20 %
= 0.2 x 15000 = 3000 . .
THW 4 . . 21.25 . .
300021.25
141.18
141
![Page 52: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/52.jpg)
30
• , ,
2
THW
- 2.5 . . 8 - 6 . . 6 - 10 . . 4 - 25 . . 4
??
![Page 53: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/53.jpg)
2.5 . . 6 . . 10 . . 25 . .
( . .) ( . .) ( ) ( . .)2.5 14.53 8 116.24
6 26.43 6 158.58
10 40.73 4 162.92
25 88.63 4 354.52
= 792.26 . .
![Page 54: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/54.jpg)
= 0.2
= 5 x
= 5 x 792.26
= 3,961.3 . .
50 x 100 . (5000 . .)
= 0.2 x
11-2531 4
![Page 55: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/55.jpg)
(Cable Tray)(Cable Tray)
(Cable Tray)
•
•
•
![Page 56: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/56.jpg)
![Page 57: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/57.jpg)
(Cable Tray)
![Page 58: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/58.jpg)
•
•
•
![Page 59: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/59.jpg)
(Ladder Type)• • •
• (Trough Type)
• (Channel Type)
![Page 60: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/60.jpg)
• • •
(Trough Type)
• Aluzinc sheet Galvanized sheet •
(Channel Type)
![Page 61: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/61.jpg)
(Solid Bottom Type)
![Page 62: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/62.jpg)
. .3-1
x ( .)
- 100 150 .
- 150, 300, 450, 600, 750, 900 .
.
5.15
5.15.1.1
![Page 63: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/63.jpg)
1. MI (Mineral – insulated, Metal – Sheathed Cable), MC (Metal – clad Cable) AC (Armored Cable)
5.15.1.1
2. 50 . .
3.
4.
2. 50 . .
(Qualified Person)
230 . ( 9 )
3.
![Page 64: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/64.jpg)
4.
5. (NYY)
6.
7.
[ . 5.15.3]
1.
2.
![Page 65: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/65.jpg)
(2)3.
(3)
4.
5. ( 1
1 )
![Page 66: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/66.jpg)
4 A, B, C N
Induction Heating !!!
C NA B
A BA B
A BC N
C NC N
(4)
6.
![Page 67: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/67.jpg)
1. 2.
1.
. 5.15.4.1.1
95 . .
** . 5-7 **
![Page 68: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/68.jpg)
95 . .
- 95 . . . 5-7 1
- 95 . . 95 . . . 5-7 2
95 . .
. 5.15.4.1.2
. 5.15.4.1.3
![Page 69: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/69.jpg)
5 -7
95 . .
95 . .
![Page 70: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/70.jpg)
- 95 . . 90
(5.15.4.3.1)
- 95 . . . 5-7 3 (5.15.4.3.2)
- 95 . . 95 . . . 5-7 4 (5.15.4.3.3)
1
. 11-2531 7 3 185 . . 12
![Page 71: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/71.jpg)
. 5.15.4.1.1
95 . .
NYY 3 185 . .
= 61.5 . .
![Page 72: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/72.jpg)
61.5 . 12
750 .
61.5 x 12
738 .
2
. 11-2531 7 3 120 . . 15
![Page 73: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/73.jpg)
.
- 95 . . 90
(5.15.4.3.1)
NYY 3 120 . .
= 50.5 . .
![Page 74: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/74.jpg)
50.5 . 15 90 %
50.5 150.9
841.66 .
900 .
50.5 x 15 0.9 x
3
600 . . 11-2531 7 4 50 . .
![Page 75: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/75.jpg)
.5.15.4.3.2
95 . .
. 5-7 3
600 . 14,000 . .
![Page 76: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/76.jpg)
NYY 4 50 . .
= 1,225.91 . .
11
14000 mm2 1225.91 mm2
14,0001,225.91
11.42
![Page 77: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/77.jpg)
4
. 11-2531 6 3 - 150 . . 6 - 70 . . 3
95 . . 95 . . “
95 . . . 5-7 2”
. 5.15.4.1.3
![Page 78: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/78.jpg)
70 . . - . 1,288.77 . .
NYY 3
150 . . - 56.0 .
![Page 79: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/79.jpg)
NYY 3 70 mm2 1,288.77 mm2
NYY 3 150 mm2 56.0 mm2
3 = 1,288.77 x 3 = 3,866.31 . .
150 . . 6 = 56 x 6 = 336 . .
. 5-7 2
X 5-7 2
X – (30.5 Sd)
X – (30.5 Sd) 3,866.313,866.31 + (30.5 Sd)X3,866.31 + (30.5 x 336)X14,114.31X
![Page 80: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/80.jpg)
X 14,114.31 18,000
** 600 . **
5.15.5.1.1 400 . .
5.15.5.1.3
50 . . 95 . .
2. (5.15.5)
![Page 81: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/81.jpg)
- 120 . . 300 . . . 5-8 1
- 400 . . . 5-8 2
. 5.15.5.1.2
. 5.15.5.1.4
![Page 82: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/82.jpg)
. !!!
5
.11-2531 4 400 . . 7
???
![Page 83: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/83.jpg)
. . . 5.15.5.1.1
400 . .
THW 400 . .
= 33.5 . .
![Page 84: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/84.jpg)
33.5 . . 7
300 .
33.5 x 7
234.50 . .
6
300 . . 11-2531 6 1
150 . . 12
![Page 85: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/85.jpg)
. 5.15.5.1.2
120 . . 300 . .
. . . 5-8 1
300 . 8500 . .
![Page 86: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/86.jpg)
NYY 1 150 . .
= 531.14 . .
8,500531.14
= 16
12
![Page 87: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/87.jpg)
7
11-2531 4 400 . . 6 240 . . 3
400 . . 400 . .
400 . . 5-8
2
. 5.15.5.1.4
![Page 88: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/88.jpg)
240 . . - . 572.79 . .
THW
400 . . - 33.5 .
![Page 89: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/89.jpg)
THW 240 . . 572.79 . .
THW 400 . . 33.5 .
3 = 572.79 x 3 = 1,718.37 . .
400 . . 6 = 33.5 x 6 = 201 . .
. 5-8 2 X – (27.9 Sd)
X 5-8 2
X – (27.9 Sd) 1,718.371,718.37 + (27.9 Sd)X1,718.37 + (27.9 x 201)X7,326.27X
![Page 90: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/90.jpg)
X 7,326.27 8,500
300 .
Bus WayBus Way
![Page 91: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/91.jpg)
(Busway)
•
•
• 10
• ( )
•
• (Housing)
![Page 92: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/92.jpg)
( )• •
• 225, 400, 600, 800, 1000, 1200, 1350, 1600, 2000, 2500,
3000, 4000, 5000 ampere
![Page 93: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/93.jpg)
( )
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2 • Polyester film • Epoxy coat
1. Class A ( 105 ) 2. Class B ( 130 )
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• Epoxy paint steel
2 • Ventilated housing• Total enclosed housing
(Housing)
• • reactance •
Ventilated housing
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(radiator)
Total enclosed housing
• • • • reactance
(feeder) Busway
• Feeder busway
• Plug in feeder busway
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Feeder busway
busway (tap)
Plug in feeder busway busway plug in opening
Plug in Outlet
joint
Plug in
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• Plug in • Joint • Fitting - Elbow
- Tee- Flanged end- Tap Boxes- Support & Hanger
(plug in)
Plug in opening
61 .
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Plug in unit tap
plug in opening
(plug in)
(Joint)• feeder bus
nut
joint
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Elbow
90 busway edgewise flatwise
![Page 101: r µ¦ · Ê´ µ ¦³ Å¢¢ oµ » ·´ (Installation Equipment)eng.rtu.ac.th/ESD/ch4.pdf · • ° oµ® Î宦´ ªµ¤¨¹ ʸŤnÄ o ´ ´µ®¦Î´ µ¦ · Ê´ Ä °µ](https://reader033.vdocuments.net/reader033/viewer/2022052004/60182be5154d167de266cc1c/html5/thumbnails/101.jpg)
Tee 3 busway branch busway
plug in opening
Flanged End busbar switchboard
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Tap Boxes
Plug-in tap box plug-in opening plug-in busway
225-1600 A.
End cable tap box End closer
feeder busway plug-in busway 800-5000 A.
Tap Boxes
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Support & Hanger busway
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R XL (BusWay)