How Much Horsepower Should I Choose For My Air Cond?

Published by Clayton Newton on

Normally, 1.0hp should be sufficient for a standard room and 1.5hp for a standard size living hall for apartments or landed terraced houses.

How do I choose the right horsepower for my air conditioner?

1) Horsepower – How much is needed? The basic rule of thumb is the bigger the room is, the higher the cooling capacity is required. Another factor to consider is the amount of heat exposure the room has during the day. If the room has direct sunlight, it might need bigger HP to bring the temperature down.

What is the difference between 1hp and 1.5 hp air conditioner?

The hp rating of an air conditioning system is all about the power of the motor (compressor) inside the AC. The more powerful the motor of an air conditioner the greater its capacity to cool (or remove heat from) a given space.

What is the meaning of 1.5 hp in aircon?

1.5hp is approximately equal to 1.12Kw, which is 1120w. Your voltage is likely 120V or 240V. Amperage is equal to power (in watts) divided by voltage. That gives you 1,120/120 as your amperage, or 1,120/240.

How many square meters can a 1.5 HP aircon cool?

Horsepower: 1.5 or 2.0 HP unit. Capacity: 12,661 to 22,156 kJ/hr. ✅ Large: For rooms between 50 and 72 sq. m.

Is it okay to use high HP aircon in small room?

Myth #2 – Bigger AC units are better
For small rooms up to 13 sqms with 1-2 occupants, it’s ideal to use aircons below 1.0HP. On the other hand, for medium rooms up to 23 sqms with 3-5 occupants, it’s recommended to have 1.0-1.5HP AC. While a large room up to 41 sqms needs 2.0HP or higher to achieve proper cooling.

How do you tell if you need a bigger AC?

5 Signs of an Undersized Air Conditioner

  1. Your AC Never Stops Running.
  2. Low Airflow.
  3. Your Home Is Never Cool Enough.
  4. Your Home Has Temperature Inconsistencies Throughout.
  5. High Energy Bills.

Is 1.5 HP enough for living room?

Normally, 1.0hp should be sufficient for a standard room and 1.5hp for a standard size living hall for apartments or landed terraced houses. If your house is heavily shaded, you may reduce the capacity by 10%.

Does higher horsepower consume more electricity?

While AC sellers usually cite the horsepower, this really only refers to the power input (1 horsepower = 745 watts). The higher horsepower means that it consumes more electricity.

How much electricity does a 1.5 HP air conditioner use?

FIXTURE / EQUIPMENT WATTAGE ESTIMATED kWhr USE MONTHLY
Cooling Equipment:
Airconditioning Unit (0.75 HP) 727 261.72
Airconditioning Unit (1.0 HP) 944 339.84
Airconditioning Unit (1.5 HP) 1,252 450.72

How do I choose an aircon for my room?

The Rules for Keeping Cool
As a general rule, an air conditioner needs 20 Btu for each square foot of living space. But other considerations, such as the ceiling height and the size of your windows and doorways, might call for more cooling power. To measure your room, multiply the length by the width.

How much horsepower does AC use?

around 4 horsepower
In a modern automobile, the A/C system will use around 4 horsepower (3 kW) of the engine’s power, thus increasing fuel consumption of the vehicle.

Is a 0.5 HP aircon power consumption?

For example, an aircon unit with 0.5 HP will use about 600 watts, while a 2.5 HP aircon will consume approximately 2,700 watts. You might want to get a unit that has the lowest HP.

How do I choose an aircon size?

1. How much power do you need?

  1. For a room 10m2 to 20m2, a 2.6kW unit should cool the room;
  2. For a room 20m2 to 30m2, a 3.5kW unit should cool the room;
  3. For a room 30m2 to 45m2, a 5-6kW unit should cool the room; and.
  4. For a room 45m2 to 65m2, a 7-8kW unit should cool the room.

Can I run my aircon 24 7?

However, this will depend on various factors, like how often you schedule professional maintenance and how long you use your AC. Running your air conditioner 24/7 puts far more strain on your HVAC system than expected. This speeds up the wear and tear on your AC, effectively shortening its life span.

What is the best aircon brand?

Be sure to keep those in mind as we go through our picks for the 8 best aircon brands for your home.

  • 8 – PANASONIC. Panasonic is a well-known brand in the realm of home electronics.
  • 7 – FUJITSU GENERAL.
  • 6 – SAMSUNG.
  • 5 – LG.
  • 4 – KELVINATOR.
  • 3 – MITSUBISHI ELECTRIC.
  • 2 – MITSUBISHI HEAVY INDUSTRIES.
  • 1 – DAIKIN.

Can an air conditioner be too powerful?

The AC will begin to short-cycle: If an air conditioner is too powerful for the space it’s supposed to cool, the thermostat will register too early that the air conditioner’s job is finished and shut off the compressor prematurely.

What happens if you oversize your AC?

Too Hot or Too Cold Air
An HVAC system with excess capacity can heat or cool your home faster, but that speed often results in a couple of other issues. First, your home won’t benefit from gradual, even heating and cooling. As a result, you could end up with a number of hot or cold spots throughout your home.

What happens if you set your AC too high?

Setting the Thermostat Too High Prevents Dehumidification
Setting the thermostat at 85 saves energy because it causes the air conditioner to run less. A LOT less. And that’s the problem. If you set your thermostat in the 80s, the air conditioner won’t run enough to effectively dehumidify your home’s air.

Is it better to undersize or oversize AC?

Not surprisingly, an undersized air conditioner will struggle to cool your home. It’ll run longer cycles than it should since the square footage it’s trying to cool is simply too large for its output capacity. On the other hand, an oversized unit will short cycle, meaning it’ll turn on and off in short bursts.

How do I know if my AC is strong enough?

4 Signs Your HVAC Unit Isn’t Big Enough for Your Home’s Needs

  1. Sign 1: Never the Right Temperature. Does your home always feel a little too warm in the summer and a little too cool in the winter?
  2. Sign 2: Inconsistent Temperatures.
  3. Sign 3: It Just Keeps Running.
  4. Sign 4: Your Energy Bills Are Sky-High.

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