Boma motor controls - Study guides, Class notes & Summaries

General Maintenance/ Boma Questions and Answers 100% Pass When Starting a centrifugal pump That is part of a manifold with no check valves You should open the suction valve, start the pump and open the discharge valve slowly Curb cock A Valve insert it in a water line between the corporation stop and the water meter is generally called To check sheave wear Measure each groove angle Variable pitch sheaves may be used in some cases to provide which of the following types of speec...

Z-51 Written Exam Questions and Complete Solutions In a steam turbine, what is the function of a Kingsbury thrust bearing? A) Maintain first stage steam pressure. B) Compensate for coupling misalignment. C) Adjust shaft torque at start up. D) Maintain axial positioning of the rotor shaft. - Answer: D) Maintain axial positioning of the rotor shaft. The ratio of actual pressure of water pressure in the atmosphere to the saturated pressure of given temperature is A) partial pressure....

Haal in één keer je motor theorie-examen met deze samenvatting! De samenvatting bevat alle onderwerpen in het theorie-examen en is helemaal up-to-date. Het document bevat veel plaatjes en overzichten. Inclusief gratis oefen theorie-examen net als het CBR.

BOMA - Instrumentation & Controls Questions and Answers Rated A+ What important function(s) does an air receiver perform? Dissipates heat, Dampens compressor pulsations, Act as water and oil trap On a compressed air system a safety valve would generally be installed on the: Air receiver Variable air volume system: Typically use VFDs to save energy In figure 1.3, a full call for cooling would be at what branch pressure to the damper motor? 3 psig A ratio relay would be used to. Contr...

BOMA – HVAC QUESTIONS AND ANSWERS 100% PASS Two basic categories of chillers are the compression cycle and absorption The five requirements for comfort are proper temperature, humidity, filtration, and ventilation circulation The primary function of an expansion device is to produce a reduction in the pressure on the liquid refrigerant, regulate the flow of refrigerant into the evaporator, lower the boiling point of the refrigerant far enough below the temperature of the load to g...

BOMA: Motor Controls Questions and Answers Rated A+ A 3600 RPM motor has: two poles If you throttled the discharge side of a centrifugal pump into closed the amps would: go up The common method of correcting power factor is: add a capacitor To convert AC to DC you would need: rectifier *To convert DC to AC we would need: converter or inverter The actual full load amps of a motor are found? nameplate of the motor Three factors which must be considered when selecting

BOMA: Motor Controls Questions and Correct AnswersBOMA: Motor Controls Questions and Correct AnswersBOMA: Motor Controls Questions and Correct AnswersBOMA: Motor Controls Questions and Correct AnswersBOMA: Motor Controls Questions and Correct AnswersBOMA: Motor Controls Questions and Correct AnswersBOMA: Motor Controls Questions and Correct AnswersBOMA: Motor Controls Questions and Correct AnswersBOMA: Motor Controls Questions and Correct AnswersBOMA: Motor Controls Questions a...

BOMA: Motor Controls Exam Questions With Expert Revised Answers <Guaranteed Pass!!> A 3600 RPM motor has: - ANSWER : two poles If you throttled the discharge side of a centrifugal pump into closed the amps would: - ANSWER : go up The common method of correcting power factor is: - ANSWER : add a capacitor To convert AC to DC you would need: - ANSWER : rectifier *To convert DC to AC we would need: - ANSWER : converter or inverter The actual full load amps of a moto...

BOMA Electrical Motor Controls with 100- correct answers.

BOMA- Electric Motor Controls Exam Questions With Expert Revised Answers <Guaranteed Pass!!> How does a U.P.S. work? - ANSWER : AC rectified to DC batteries then inverted to AC Batteries energy capacity is measured in: - ANSWER : Amp-hours Batteries have two rated values: - ANSWER : Voltage and Amp-hours How do you top off water in a battery cell? - ANSWER : Distilled water when the level is below the plates A voltage monitor relay is used for: - ANSWER : Startin...

BOMA Electrical Motor Controls Exam Latest Updated Graded A+

BOMA. Electrical Motor Controls