Air Circuit Breaker Interruptor Abierto Disjuntor Aberto ABW - Weg

open Circuit Breaker
5 MAIntenAnCe AnD InSpeCtIon
AttentIon!
The frequency and extent of maintenance and inspection depends on
operating conditions and the environment of installation of the circuit breaker.
Attentively read the recommendations contained in this section before
energizing the circuit breaker.
5.1 prelIMInAry orIentAtIonS
The circuit breakers must be inspected for a part to be detected at the beginning of
deterioration so that performance characteristics are maintained and so that accidents are
prevented that could occur due to the circuit breaker arriving at the end of its useful life.
Frequency of inspection
Application Installation environment Specific examples
General
cases
Special
applications
Environments where the air
is always clean and dry.
Environments with little
dust, free of corrosive
gases.
Salty environment, high
temperatures and presence
of corrosive gases.
Environments with high
concentration of corrosive
gases and/or soot.
5.2 InItIAl InSpeCtIon
66 | ABW English
Frequency of
Inspection
Electrical rooms with air
conditioning and anti-dust filters.
Once every 2
years.
Non-climate controlled rooms.
Thermal plants (generation),
water/sewage treatment stations,
metallurgical, paper and cellulose
industry, etc.
Once a year.
Chemical, mining industries, etc. Every 6 months.
previous Inspection before turning on the Circuit Breaker
Below are items to be inspected at the time of installation of the circuit breaker, before
turning it on.