La diferencia más significativa entre contactores estándar y contactores de iluminación es:

a. los contactores de iluminación no tienen potencia nominal.
b. los contactores estándar no tienen potencia nominal.
c. los contactores de iluminación siempre están provistos de enclavamientos.
d. los contactores estándar están provistos con puntas de contacto de carburo de tungsteno de plata.


a. los contactores de iluminación no tienen potencia nominal.

Trades & Technology

You might also like to view...

Find the present worth in year 0 for the cash flows shown. Let i = 10% per year.



What will be an ideal response?

Trades & Technology

Technician A says that a new transmission filled with Eaton E-500 lubricant does not require an initial break-in drain and fill after the first 3,000 to 5,000 miles of service. Technician B says that E-250 lubricant is rated for service intervals of up to 250,000 linehaul miles. Who is correct?

A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B

Trades & Technology

The main way for crew leaders to encourage crew safety is to _____

a. conduct regular workplace inspections b. set a good example for them c. create unsafe conditions to test workers d. promote good communication

Trades & Technology

Tune-up is a term that originated during the days when cars had ignition points and required periodic service.

Answer the following statement true (T) or false (F)

Trades & Technology