Calculated Industries ElectriCalc Pro Guia do Utilizador descarregar pdf (Página 37)

Pocket RefeRence Guide — 37

(cont’d)

What is the kilowatt-hour rating for a

4,500 BTU heater?

KEYSTROKE DISPLAY



0.

1. Enter BTU rating:



4,500.

2. Find equivalent kilowatt hours:

(Btu►Kw-hr)

KW-H 1.3176

PARALLEL RESISTANCE

Find the equivalent Resistance for

10 Ohm, 20 Ohm, and 50 Ohm

resistors placed in parallel.

KEYSTROKE DISPLAY



0.

1. Enter rst Resistor:



(Par Res)

P-RS 10.

2. Enter second Resistor:



(Par Res)

P-RS 6.6666667

3. Enter third Resistor:



(Par Res)

P-RS 5.8823529

Note: The total is recalculated with each

additional Resistor value entered.

1 2 ... 32 33 34 35 36 37 38 39 40 41 42 43 44 45

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