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You are in Home > Electrical symbols > Fuses and electrical protection symbols

Fuses and electrical protection symbols

Fuses are devices containing a small piece of special wire that melts when the intensity of the current flowing through it for a certain period of time exceeds a set value, thus protecting the rest of the electrical circuit overloads.

Symbology / Fuse symbols
Symbol Description   Symbol Description
Fuse symbol
Fuse
Fuse
generic symbol, IEEE/ANSI
Fuse
  Circuit Breaker / Fuse symbol Circuit Breaker / Fuse
generic symbol
Fuse
Fuse symbol Fuse
Fuse
  Circuit breaker / Fuse threaded symbol Circuit breaker / Fuse threaded
Fuse symbol Fuse
Fuse
  Circuit Breaker / Fuse unipolar symbol Circuit Breaker / Fuse unipolar
Fuse symbol Fuse, IEC
Fuse
  Circuit Breaker / Fuse bipolar symbol Circuit Breaker / Fuse bipolar
Fuse symbol Fuse, IEEE/ANSI
Fuse
  Circuit breaker / Fuse three poles symbol Circuit breaker / Fuse three poles
Fuse symbol Fuse
Fuse
  Circuit Breaker / Fuse cartridge symbol Circuit Breaker / Fuse cartridge
Fuse slow operation symbol
Slow fuse
Fuse slow operation
Slow fuse
  Circuit breaker isolator symbol Circuit breaker isolator
Fuse fast operation symbol
Fast fuse
Fuse fast operation
Fast fuse
  Circuit breaker isolator horns symbol Circuit breaker isolator horns
Resistor protection symbol
Protection resistor
Protection resistor
Protection resistor
  Symbol of the fuse oil for high voltages Fuse oil for high voltages
Resistor protection symbol Protection resistor
Protection resistor
  Symbol of the fuse oil for high voltages Fuse oil for high voltages
Thermal fuse symbol
Thermal fuse
Thermal fuse / Thermal cutoff
Thermal fuse
  Switch with built-in fuse symbol
Switch with built-in fuse
Switch with built-in fuse
Switch with built-in fuse
Fuse isolator symbol Fuse isolator   Fuse isolator contactor symbol Fuse isolator contactor
Fuse with striker symbol Fuse with striker   Fuse with alarm contact symbol Fuse with alarm contact
Fuse with alarm contact symbol Fuse with alarm contact   Fuse with separate alarm contact symbol Fuse with separate alarm contact
Fuses 3 linked symbol Fuses 3 linked together with automatic release of the striker one   Symbol of the wide side is the side of the network that is active upon merge The wide side is the side of the network that is active upon merge

Other symbols of electrical protection devices

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Thermal circuit breaker symbol
Thermal circuit breaker
Thermal circuit breaker
Thermal circuit breaker
  Thermal circuit breaker symbol Thermal circuit breaker
Thermal circuit breaker
Circuit breaker symbol, non drawout Circuit breaker
Molde case, non drawout
  Circuit breaker symbol, non drawout Circuit breaker
Non drawout
Circuit breaker symbol Circuit breaker
Molde case, drawout
  Circuit breaker symbol Circuit breaker
Drawout
Thermal cutoff symbols
Thermal cutoff
Thermal cutoff
Thermal cutoff
  Spark / igniter for cord delimiter symbol Spark / igniter for cord delimiter
Spark tube gas symbol Spark tube gas   Spark / igniter for cord delimiter symbol Spark / igniter for cord delimiter
Double spark symbol Double spark   Spark / igniter for cord delimiter symbol Spark / igniter for cord delimiter
lightning rod symbol
Surge protection
lightning rod
Surge rotection
Overvoltage shunt
Surge protection
  lightning rod symbol lightning rod
Surge Protection
Overvoltage shunt
Surge protection
Telephone line protector symbol
Telephone line protector
Telephone line protector
Telephone line protector
  lightning rod symbol lightning rod
Delay symbol Delay   Protector network symbol
Protector network
Protector network
Protector network
Thermostat symbol Thermostat   Thermal switch symbol Thermal switch
+ symbols

Symbols of sensors and detectors

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