System 5 Aircon for hdb
In Singapore weather, it is close to impossible to live without an Air-conditioner during summer. For those of you living in a 5 room flat. You might be thinking of installing an Air-conditioning unit for 4 bedrooms and 1 living room. Most people who installed for such combination, generally uses 2 condensing unit. A compressor that is system 3, and another compressor that is system 2. Or it could also be that you are using a system 4 aircon unit to power up the 4 bedrooms. And use a system 1 24,000 btu Single split to cool down your living room. Whichever option you use, you will definitely have this thought in mind. Can I buy system 5 Aircon for HDB?
What is Aircon system 5?
A system 5 Aircon is defined as having a condensing unit with 5 outlets. Which means it has the ability to connect to 5 fancoil units (or indoor unit). A system 5 would most definitely be cheaper than 2 sets of compressor. And in terms of electrical consumption, one compressor will use less energy than 2 running at the same time. Hence, if you are thinking of whether you can install a system 5 Aircon for HDB We will answer your question in this Article. If it is your first time installing aircon, you might need an aircon installation guide here.
What are the system 5 aircon for hdb available out there?
There are various brands that have a system 5 condensing unit. However, not every brand have one that is suitable for residential HDB units. A VRV condensing unit is definitely not suitable for a HDB unit. Becase it’s power consumption and wattage requirement is too huge. Hence, for hdb, only Toshiba and Daikin provides a suitable sys 5 condensing unit. For Daikin, the Model number for the sys 5 unit is DAIKIN ISMILE Series 5 ticks. It is equipped with wifi, which means you can actually control your Aircon system remotely from an app. You can possibly turn on your Air-conditioner when you are away from home! For Toshiba system 5, the model number is RAS-5M28S3ACV-SG. It has 4 ticks energy efficiency rating.
Is aircon system 5 better than system 3 + 2 or system 4 + 1?
If you are considering between a Single system 5 unit to multiple condensing unit. You will have to think about it in terms of electricity consumption, cost and the total btu usage. In terms of electricity, a system 5 Air-conditioner will definitely consume less electricity than multiple condensing unit. That is because the biggest consumption of electricity for an AC unit is the compressor. The more compressor that is running, the more electricity it will consume. Hence system 5 consumes less electricity. The cost of multiple condensing unit is more expensive than that of a system 5 ac unit. For example Daikin system 5 for 4 bedrooms and 1 living room would cost $4900. Where as a Daikin system 4 for 4 bedrooms and 1 living room will cost at least $5200. That is a cost saving of $300, not including the savings from electricity consumption in the future. Other than cost savings, the most important consideration is on whether you will turn on all the Air-conditioners at the same time. Because if you were to turn on all the air-conditioners at the same time. You will require about 55000 of BTU. For Daikin System 5, the max btu is only about 43000. Hence to be able to turn on all the Air-conditioners, you will 2 condensing units.
Depends on whether you have an aircon ledge or not
If your unit is a bto unit, or if you have an Aircon ledge at home, congratulations. Chances are you can install a system 5 Ac unit. However, one thing you will have to take note of is the window height. Before buying you will have to measure or ask for the Dimension of the AC unit. In addition, compare it to the window height and see if the condensing unit can be shifted out? Besides window height, after shifting the condenser unit out. You will also have to ensure that the window can be close. Otherwise it will be pointless if you have to leave your window open all the time. Also, do make sure that you are not installing brands other than Daikin and Toshiba. If you install Mitsubishi System 5 Air-condtioner. The power consumption could cause an electrical power trip in your house. After reading this, if you are unsure, you can give us a call. We can do a site visit to check if a system 5 can be moved outside to your Aircon ledge.
For HDB units have to install a bracket.
For HDB units that doesn’t have an Aircon ledge. Firstly you will have to call HDB to check if your flat has been provided with higher electrical loading. You will need this to ensure that you can power up the system 5 aircon unit without power tripping the entire house. Secondly, you have to consider the weight of the Ac condenser unit. For Daikin Ismile system 5, the weight is around 83kg. Where as for Toshiba system 5, the weight is 74kg. For HDB requirements, technically you are not supposed to put 83kg of weight on a metal bracket. However, how does a HDB agent measure the weight of the condensing unit on your bracket? How do they enforce on this rule? Daikin Ismile series system 5 is very popular. Hence, there are still a lot of hdb owners that installed a Daikin system 5 on their Aircon bracket.
It depends on whether you need to turn on all of the Ac unit at the same time before you can decide. Nevertheless a sys 5 ac unit also saves more electricity and its cheapr than multiple condensing unit. In the even that you choose to install sys 5, make sure that the brand that you are choosing falls within a safe electrical loading for your HDB. Daikin and Toshiba system 5 are among the save choice. For system 5 Aircon installation, you might want to give us a call. We will provide you with a quote before heading down for site visit. Do note that it has to follow the Aircon installation guideline from BCA.