3-point Floating Control in HVAC Comparison with Other Methods Feature 3-Point Control (Floating) Proportional Control > (Modulating) On/Off .....

Contactors With Auxiliary or Auxiliary Contactors In an air conditioning system, an auxiliary contactor (more commonly referred to as auxiliary .....

What happens to air conditioning in high humidity? An air conditioner works much harder and less efficiently in high humidity because it .....

Are LRA and Inrush Current the Same?  No, LRA (Locked Rotor Amps) and inrush current are not exactly the same .....

The Different Types of Amperes For HVAC Motors & Contactors In heating, ventilation, and air conditioning (HVAC) systems, electrical current .....

Why Back-EMF Matters in HVAC and Motors Back-EMF is critical for both the protection and control of electrical systems: How .....

Belimo EPIV Redefines Hydronic Balancing : Electronic Precision vs Mechanical Limits The Belimo EPIV (Electronic Pressure Independent Valve) provides .....

How the Small Schrader Valve Powers Major HVAC Diagnostic At its core, a Schrader valve (the exact same type of .....

What are A2L Refrigerants A2L refrigerants are “mildly flammable” synthetic gases consisting of hydrofluorocarbons (HFCs) .....

Ice On Your AC Lines? Stop Running It Immediately! Why Ice Forms on AC Lines? Ice forms when the temperature .....

How Kriwan Modules and PTC Sensors Work Together A Kriwan motor protector (such as the industry-standard Kriwan INT69 and INT369) is the electronic control .....

Positive Temperature Coefficient (PTC) Thermistors in HVAC/R In refrigeration and air conditioning (HVAC/R) systems, Positive Temperature Coefficient (PTC) .....