Electrical Symbols

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Author:
johnbowens
ID:
124562
Filename:
Electrical Symbols
Updated:
2011-12-19 21:34:37
Tags:
electrical symbols AC NJATC JATC IBEW apprenticeship
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Description:
Electrical symbols per the Electrical Reference Field Manual 2008 NEC
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  1. What is the symbol for a voltage, current, light, and temperature dependent resistor? Electrical Reference Field Manual 2008 NEC PP 312-327
  2. What is the symbol for the following and in order? Be prepared to cover the answer with your hand, revealing one at a time. Electrical Reference Field Manual 2008 NEC PP 312-327

    Thermocouple
    capacitor
    Variable capacitor
    Electrolytic capacitor
    inductor or coil
    variable inductor or coil
  3. What is the symbol for the following; Electrical Reference Field Manual 2008 NEC PP 312-327

    Transformer
    Diode/ rectifier
    Silicon-controlled rectifier (SCR)
    Bridge Rectifier
    AC power supply
    DC power supply or battery
    Ground
    Chassis ground
    Semiconductor chip
    OP AMP
  4. What is the symbol for the following semi-conductors? Electrical Reference Field Manual 2008 NEC PP 312-327

    Tunnel Diode
    Zener Diode
    Bidirectional breakdown diode
    triac
    put
    photosensitive cell
    NPN transistor
    PNP transistor
    UJT, N base
    UJT P base
    Gate turn-off thyristor

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