Course: HVAC-2: Electrical Wiring Diagrams and Calculations for Air-Conditioning Systems




Course Description:

This course is intended to prepare the target persons with the ability to understand Wiring Diagrams for All Types of HVAC systems and making the design calculations for disconnecting means, cables, OCPD & sizing of motor-compressor controllers.

The target Persons:

Design engineers, new graduate engineers, under graduate engineering students, site field engineers, maintenance engineers and technicians.

Skills Development:

On completion of this course the target person will be able to:

·         Recognize different types, components and accessories of HVAC systems. 

·         Understanding Wiring Diagrams for All Types of HVAC systems. 

·         making the design calculations for disconnecting means, cables, OCPD & sizing of motor-compressor controllers


Course Outline 




8Air Handling Units, Fans, and Pumps




Fourth: Types of Disconnecting Means for Air-Conditioning Systems



Identification and Marking of Disconnecting Means



Locating Disconnecting Means for Motors and Air Conditioning Equipment



Sizing of Disconnecting means for Motor as per NEC Article 430



Sizing of Disconnecting means for Air Conditioning Equipment as per NEC Article 440




·         Types of motor-compressor controllers,

·         Sizing of motor-compressor controllers ratings,

·         Sizing feeder/branch circuit overcurrent protective devices (OCPDs),

·         Sizing feeder/branch circuit conductors, 

·         Sizing motor-compressor overload protection.

 

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