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Application Guide

Electric Heaters

Reference Data

Ohm’s Law Ref. 4 Volts

WRIRI VR

Amperes

Volts = Watts x OhmsVolts = Amperes x OhmsVolts =Watts Amperes

WR

Amperes =Volts Ohms Amperes =Watts Volts

WV

Amperes =Watts Ohms
(Volts)(Amps)(Ohms)(Watts)

Application Guide catalog - 7347 VIWR

VI

Ohms Watts

Ohms =Volts Amperes Watts =Volts
2 2

WI

2 Ohms Ohms =Volts
2

RVIWI

Watts = Amperes
2 x OhmsWatts = Volts x Amperes Watts
2

V

2 2

V

2 Ohms =Watts Amperes
2

W R

Wattage varies directly as ratio ofvoltages squared W 3 Phase Amperes =TotalWatts Volts x 1.732

(

22 2 = W
1 xV V

)

1

24