Calculated-industries 5070-B User Guide Manual de usuario descargar pdf (Pagina 50)

User's GUide — 49

Finding Motor Branch-Circuit Wire Size and Conduit Size —

Same Wire Type and Size

What size THHN Copper Wire and RMC Conduit are needed to

connect a 10 HP 1Ø Induction motor to a 115 Volt source?

KEYSTROKE DISPLAY

 

1. Set to 1-Phase:



(1Ø

)

1 Ø 1 PH

2. Set to 60º C:



(60º

)

1 Ø 60 1 PH

3. Set to Copper (if necessary):

(

Cu/Al

)

1 Ø 60 Cu 1PH

4. Enter Volts:



VOLT 115.

5. Enter Horsepower:



IND* 10. HP

* If IND is not shown, press   until IND is displayed in the upper left

area of the display.

6. Display Full-Load Amps:



FLC 100. A

7. Find Wire Size at 125% Ampacity:



(125%

)

AWG 0 CU WIRE SIZE 125%

8. Find Wire Ampacity:



Ø* 125.0 WIRE A125%

* The Wire Size will be shown in the upper left area of the display when

displaying the Wire Ampacity rating.

9. Enter Conduit Type and nd Conduit Size:



(Cond Type

)

RMC 1.25 in COND SIZE

(cont’d)

1 2 ... 45 46 47 48 49 50 51 52 53 54 55 ... 65 66

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Calculated-industries 5070-B User Guide Manual de usuario Pagina 50

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