Calculated Industries 5070-B Pocket Reference Guide User Manual

Page 29

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background image

P

ocket

R

efeRence

G

uide

— 29

(cont’d)

4. Enter Amps:

  

AMPS 15.

5. Enter Volts:

   

VOLT 240.

6. Enter Wire Size:

  

*

AWG 10 Cu

WIRE SIZE

7. Enter 3% allowable Voltage Drop:

 

DROP 3.0

% V

8. Find distance:

FEET 234.86987

Finding Voltage Drop Resistance

What is the Resistance per 1,000 Ft.

of #2 90° C Copper conductor?

KEYSTROKE

DISPLAY

 

0.

1. Set to 90º C:

 

(90º)

90

0.

2. Set to Copper (if necessary):

 

(Cu/Al)

90 Cu

0.

3. Enter Wire Size:

 

*

AWG 2 Cu

WIRE SIZE

4. Find Resistance:

 

(Wire Res)

OhMS 0.2033993

WIRE

KEYSTROKE

DISPLAY

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