Answer to Question #179507 in Mechanical Engineering for Johan Nieuwoudt

Question

What type of services are indicated by the following abbreviations?

• IA
• HC
• EG

Answer 1

IA - Instrument Air provides an adequate clean supply of compressed air, that is free from contaminates such as moisture and particulates. A system uses instrument air for various types of pneumatic equipment, valves and electrical controls.

HC - Heating Coils are used to generate heat in a cold space, that is buildings and equipment, by converting electricity to heat.

EG - Exhaust grilles are used to exhaust air from a conditioned space to the atmosphere.