Both the NEC and CEC codes are covered.
With Electrician’s Helper you can...
●Calculate voltage, current and power in 3 phase delta and wye circuits.
●Find the ampacity of a conductor as per the NEC and CEC tables.
●Calculate the voltage drop in a line based on length, size, current and temperature.
●Find the total box fill by entering the size and number of conductors, straps and clamps.
●Find the maximum number of conductors allowed in a particular size raceway based on NEC and CEC rules.
●Determine what size raceway is needed for a bundle of conductors.
●Find the maximum bend radius of a conduit.
●Find the maximum capacitor kvar for a motor and the current reduction obtained.
●Find the motor current, heater current, breaker required, wire size, starter and conduit size for a particular 3 phase motor.
●Find the full load current of an induction, squirrel cage, and synchronous motor.
●Calculate voltage, current and kVA values for single and three phase transformers.
●Find the locked rotor current of a single or 3 phase motor.
●Do basic Ohm’s law calculations.
●Find decimal equivalents of fractions.
●Convert temperature scales.
●Look up connector configurations.
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Updated for NEC 2014.
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