Articles about air conditioning
Refrigeration Gases
Many air conditioning systems incorporate an HFC refrigerant as the standard. It is extremely importantfor the HVAC technician to understand the propertiesof these refrigerants.
How to Charge Various Refrigerant
R-22 straight (सिधा) charge in vapour state.
R410 – upside down (ऊलटा ) Charge in liquid because it is a mixture
R32 – Straight (सिधा)
R290- Upside down (ऊलटा )R600 – Straight (सिधा)
R407 -upside down (ऊलटा )R417 – Straight (सिधा)
R134a Uses
R-134a:R-134a, also known as norflurane or Freon 134a, is a hydrofluorocarbon (HFC) refrigerant commonly used in automobiles, refrigerators
How it’s born
British Thermal Unit. It has alreadybeen established that a thermometer measuresonly the intensity of heat and not the quantity.However, in working with heat it is oftennecessary to determine heat quantities. Obviously, some unit of heat measure is required
A/C Contractor
e; the force developed by the electromagnet holds the moving and fixed contacts together. When the contactor coil is de-energized, gravity or a spring returns the electromagnet core to its initial position and opens the contacts.
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Elementor #724
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