Applications of HVAC

• Electronics industry.
• Food and beverage industry.
• Pharmaceutical industry.
• Hotels , offices and buildings for human comfort.
• Aerospace engineering.

CLEANLINESS OR PARTICLE COUNT AS PER ISO GUIDELINES AT REST POSITION

• CLASS   0.5mic/m3   5mic/m3
• ISO-5   3,520   0
• ISO-6   35,200   293
• ISO-7   3,52,000   2,930
• ISO-8   35,20,000   29,300

HISTORY OF CARRIER

• In 1902 Willis carrier invented the air conditioner to control the heat and humidity for a process in Brooklyn , NY printing company.
• After designing similar systems for a series of manufacturers , carrier raised $32,600 to from carrier engineering company in 1915.
• In 1924,carrier built the first “comfort cooling” system for J.L.HUDSON department store in Detroit , MI.
• By 1930,comfort cooling systems were installed in 300 movie theators nation wide.