For process boilers , combustion air fans must meet the following requirements ___ a. The fan motor shall be driven by a variable speed drive b. The fan motor shall include controls that limit the fan motor demand to no more than 30 %. c. Both a. & b. d. None of the above

For process boilers , combustion air fans must meet the following requirements ___
a. The fan motor shall be driven by a variable speed drive
b. The fan motor shall include controls that limit the fan motor demand to no more than 30 %.
c. Both a. & b.
d. None of the above
by

1 Answer

Answer :

c. Both a. & b.
by

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