__Course Description:__

This second level design course is intended to prepare the target persons with the ability to perform all electrical design calculations and equipment sizing calculations needed in developed design phase and make equipment schedules required in detailed design phase noting that these calculations are explored in the context of National Electrical Code NEC.

__The target Persons:__

Design engineers, New graduate engineers, under graduate engineering students.

__Skills Development:__

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

- perform all electrical design calculations
- perform equipment sizing calculations
- make electrical design drawings
- Create excellent knowledge base for advanced Level of electrical design course.

**1-**

**B**

**ranch circuits,Feeders and Service Load calculations**

**First: For Dwelling Buildings**

**A- Lighting Branch Circuits:**

**B- Receptacle Branch Circuits**

**Excel Spreadsheets and Electrical Calculators for Dwelling Units**

**Second: For Non-Dwelling Buildings**

# Electrical Rules and Calculations for Air-Conditioning Systems

First: Introduction for Air-Conditioning Systems Types

First: Introduction for Air-Conditioning Systems Types

Second: Introduction for Types of Motors/Compressors used in Air-Conditioning Systems

Second: Introduction for Types of Motors/Compressors used in Air-Conditioning Systems

**Third: Electrical Wiring for**

**Air-Conditioning**

**Systems**

**The Electrical wiring diagrams for Typical Air conditioning equipment:**

**1- Window air conditioning units**

2- Split air conditioning units

3- Multi-Split air conditioning units

4- Mini-heat pumps

5- Split Packaged units

6- Unitary Packaged units

2- Split air conditioning units

3- Multi-Split air conditioning units

4- Mini-heat pumps

5- Split Packaged units

6- Unitary Packaged units

7-

**Chillers**

**8**-

**Air Handling Units, Fans, and Pumps**

**Fourth: Types of Disconnecting Means for Air-Conditioning Systems**

Identification and Marking of Disconnecting Means

Identification and Marking of Disconnecting Means

**Locating Disconnecting Means for Motors and Air Conditioning Equipment**

Sizing of Disconnecting means for Motor as perNEC Article 430

Sizing of Disconnecting means for Motor as perNEC Article 430

Sizing of Disconnecting means for AirConditioning Equipment as per NEC Article 440

Sizing of Disconnecting means for AirConditioning Equipment as per NEC Article 440

7- short circuit calculations

8- load & maximum demand calculations

9- conduit fill calculation

10- load & maximum demand calculations

11- transformer sizing

12- power factor correction capacitor calculations

13- UPS sizing calculations

14- Battery sizing calculations

15- Generator sizing calculations

16- Final Schematic drawing

17- equipment schedules drawings

18- floor plans drawings

19- site layout drawings

20- details drawings

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