Calculated-industries 5070-A User Guide Bedienungsanleitung PDF herunterladen (Seite 2)

User's GUide — 1

TABLE OF CONTENTS

ELECTRICALC

PRO .......................................................................... 3

GETTING STARTED ............................................................................4

KEY DEFINITIONS .................................................................................4

Basic Function Keys ..........................................................................4

Mode Set-up Keys ..............................................................................5

Electrical Keys ....................................................................................6

Motor Keys .......................................................................................... 8

Wire Sizing Keys ................................................................................. 9

Voltage Drop Keys ............................................................................ 11

Grounding Conductor Keys ...............................................................12

Fuse/Breaker Keys ...........................................................................13

Conduit Sizing Keys .......................................................................... 15

PREFERENCE SETTINGS ..................................................................18

BASIC MATH OPERATIONS .......................................................... 19

PERCENT CALCULATIONS ..........................................................19

MEMORY OPERATIONS .....................................................................19

Using M+ ...........................................................................................20

Using Memory Storage Keys (M1- M9) .............................................20

USING THE ELECTRICALC PRO ....................................................21

KIRCHHOFF’S LAW ............................................................................. 21

Finding Voltage .................................................................................21

Finding Amps ....................................................................................22

Finding Current Load ........................................................................22

Finding Amps From Kilowatts ...........................................................23

Finding Volt-Amps ............................................................................. 23

Finding kVA Rating ...........................................................................24

Finding Wattage ............................................................................... 24

Finding kW Rating ............................................................................25

OHM’S LAW .........................................................................................26

Finding Volts .....................................................................................26

Finding Amps ....................................................................................26

Finding Resistance (Ohms) ..............................................................27

MOTOR FUNCTIONS ..........................................................................27

Finding Single-Phase Full-Load Current ........................................... 28

Finding Motor Wire Size and Ampacity .............................................28

Finding Synchronous Motor Horsepower ..........................................29

Finding Direct Current Motor Horsepower ........................................30

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Calculated-industries 5070-A User Guide Bedienungsanleitung Seite 2