Hvac Electrical Symbols Chart

Electric potential voltage voltage represented with the symbol e is the pressure behind electron flow.

Hvac electrical symbols chart.

Straight duct miter bend miter bend 3 way junction y junction and transition. Basics 7 4 16 kv 3 line diagram. Basics 3 4 16 kv bus 1 line. All of these are electrical loads.

Hvac symbols in electrical and electronic schematics are used in the design of the printed circuit board or wiring diagram of the air conditioning system. The basic electrical symbols are used to simplify the drafting and to help people understand the electrical drawing. Naturally if there is no pressure there is no reason for electrons to move. Power supplies many different supply voltages are used in the hvac r industry ranging from 575 v three phase power supplies to 24 v control circuit voltages power supplies may be indicated by solid lines or by dashed or dotted lines as shown in figure 4.

The bend is a curve part in a road river path or racing circuit. Hvac ductwork symbols the following hvac ductwork symbols show the different ductworks and junctions. The y junction generally has 2 arms of equal size. Hvac essentials series electrical fundamentals course ss103 version 2 1 2013 hvac learning solutions page 7 of 73 1 4.

The majority of the schematic symbols used by the hvacr industry are standard and easily identified even if they are drawn by different manufacturers. Circuit diagrams provide the component layout in any circuit. Basics 6 7 2 kv 3 line diagram. Basics 4 600 v 1 line.

Electrical symbols are standardized throughout the industry so it is easy to achieve the ability to interpret the meaning of the symbols. Learn hvac electrical symbols wiring diagram with free interactive flashcards. Here s a printable electrical symbols chart for your reference when preparing circuit diagrams. Some of the symbols used in electrical schematics.

In order to represent the various components used in the diagram electrical symbols are used. If you would like to troubleshoot the system which is not functioning well getting a manual and the circuit diagram of the system is necessary. Basics 5 480 v mcc 1 line. A load is a component in a circuit that converts electricity into light heat or mechanical motion.

Choose from 98 different sets of hvac electrical symbols wiring diagram flashcards on quizlet. The main electrical components in hvac equipment are fan motors compressors and devices like gas valves and solenoid valves. Basics 2 7 2 kv bus 1 line. With the standard electrical symbols in edraw you can create a circuit diagram that shows.

Along with sym bols an identifying letter or number describing the device is placed in a list either at the bottom or the side of the dia gram. Hvac control systems also contain switches and other control devices.