Electrician

Basic electrical calculations:
- voltage
- current strength
- minimum short circuit current
- power
- Power factor
- resistance
- impedance
- star-delta transformation
- L-C resonance
- R-C damper
- grounding calculation

Conductor:
- conductor cross section
- maximum conductor length
- voltage drop
- conductor resistance
- resistivity and conductivity
- cable reactance
- weight of metal in the cable
- section AWG
- color coding of wires
- cable reactance table
- permissible current load table

Electric motor:
- motor current
- motor efficiency
- electric power
- mechanical power
- rotation frequency
- torque
- sliding
- reactive power compensation
- three-phase motor in a single-phase network
- capacitor for starting a single-phase electric motor
- motors connection diagrams

Resistor:
- connection of resistors
- damping resistor
- voltage divider
- current branching
- discharge resistance
- standard resistor values
- decoding the color code of resistors
- decoding SMD code resistors

Capacitor:
- connection of capacitors
- reactive-capacitive resistance
- capacitive voltage divider
- Capacitor color code decoding
- decoding SMD code of capacitors

Inductance:
- reactive-inductive resistance
- transformer calculation

Reference Information:
- fuse categories
- current-time characteristics of circuit breakers
- classes of protection against electric shock
- insulation classes
- color codes and thermocouple data
- IP protection classes
- ATEX marking
- symbols of electrical circuits
- SI prefixes
- units
- pass-through switch diagram

Unit converter:
- length
- square
- volume
- weight
- diameter/circumference/section
- pressure
- density
- temperature
- energy
- power
- time
- voltage
- torque
- angle measures
- units of information
- DEC/BIN/OCT/HEX
- trigonometric functions
- SI prefixes