Using a 4 kVA stabilizer for a 2-ton (24,000 BTU) air conditioner should generally be sufficient as long as the voltage stabilizer is designed to handle the power requirements of the air conditioner. However, there are a few important factors to consider when selecting a voltage stabilizer for your air conditioner:
Capacity: The capacity of a voltage stabilizer is typically measured in kVA (kilo-volt-amperes) or VA (volt-amperes). In this case, a 4 kVA stabilizer should provide enough capacity for a 2-ton air conditioner, as long as it meets the minimum power requirements of the air conditioner.
Start-up Surge: Air conditioners can have a higher power draw during start-up due to the initial surge of the compressor and other components. A stabilizer with a capacity higher than the running power of the air conditioner can handle this start-up surge effectively.
Efficiency: It's essential to ensure that the voltage stabilizer is efficient and provides stable output voltage within an acceptable range to protect your air conditioner from voltage fluctuations.
Brand and Quality: Choose a reputable brand and ensure the stabilizer is of good quality to avoid potential issues and ensure its durability and reliability.
Before making a final decision, check the power rating (in watts) of your 2-ton air conditioner, which is typically mentioned on the unit's nameplate or in the user manual. A 2-ton air conditioner typically requires around 2,800 to 3,500 watts (depending on the specific model and efficiency).
Keep in mind that it's always a good idea to consult the air conditioner's manufacturer or an electrician to confirm the appropriate stabilizer size for your specific air conditioner model and to ensure the stability and safety of your electrical setup. Additionally, consider the electrical load of other devices connected to the stabilizer to avoid overloading the unit.