QUOTE(leonhart88 @ Jun 24 2015, 12:50 PM)
2x1.5 meter ?Aircon Discussion V3, Home Appliance
Aircon Discussion V3, Home Appliance
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Jun 24 2015, 12:57 PM
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#61
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Jun 24 2015, 04:34 PM
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#62
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QUOTE(calvincty @ Jun 24 2015, 04:28 PM) regarding the refrigerant R410A, is that special requirement on the piping (if I'm not going to use inverter aircon)? Anyway just asking around the block new neighbors and see they had done the Aircon already, otherwise you need Aircon man come on site and check for uI've asked so many times to the management office & project office of my new condo, no one can give me clear answer whether the pipe installed is able to cope with R410A aircon. I read over the internet it seems R410A will output higher pressure to the pipe so if the piping is not strong enough that will cause leaking issue? struggling now whether to get a R410A aircon and hopefully someone here can help me on that. |
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Jun 24 2015, 05:37 PM
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#63
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Jun 24 2015, 05:49 PM
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#64
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Jun 24 2015, 06:39 PM
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Grade (or gauge): thickness of the copper pipe, generally a thicker copper pipe is able to withstand a higher operating pressure. The grade varies from the lowest SWG (standard working gauge) or G25 (0.51mm) to G21 (thickest). For inverter owners, the G23 (0.61mm) is usually recommended. If you have concealed piping, then G22 (0.71mm) is a better option. Another thing you should take note is the bending of the copper piping. To lower the odds of condensation or poor refrigerant flow (which will make the air-conditioner less cold), make sure that the piping is bent with a proper pipe bender (thus ensuring a pipe bent of about 90 degrees).
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Jun 25 2015, 12:21 PM
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#66
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Jun 25 2015, 12:54 PM
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#67
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Jun 25 2015, 10:06 PM
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#68
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Jun 26 2015, 07:43 AM
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#69
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Actually m'sian user almost claim inverter not saving energy at much.
Due to what reason? Set too low Temperatures because the unit after installed never check gas pressure and tells the customer original gas from MFGs should be enought within 3m long piping and unnecessary for topping gas at all. The bonus from who installed may save some extra gas here. The next step from the user may claim the unit of inverter never as cold as non inverter right. Cause non inverter from the installed they will doing the right thing and top up gas or check pressure before they leave, why ? Answer here : cheap who care the gas on R22. Everything if not right then you guys should claim the issue to installation and do the right thing before they handle for you. From inverter the main setting was temperature n follow by fan speed. (Inverter unit may not set as low as on 23C from the energy is quite similar to non inverter unit, that is why claim the inverter never save up at all) |
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Jun 26 2015, 07:47 AM
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#70
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Bonus added..
Inverter gas pressure after compressor kick in the meter must show is around 80 gas level and can't less than 70-60 around. From 80 then the inverter unit may runs more energy saving at all. |
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Jun 26 2015, 10:15 AM
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#71
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Jun 26 2015, 11:03 AM
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QUOTE(cherroy @ Jun 26 2015, 10:51 AM) Inverter or non-inverter, the procedure of installation is the same. How you know and do you monitor them when doing installation?Installer has the habit of install wrongly on inverter but not in non-inverter? R22 too cheap until full too much for customer? What a statement made... I only know every installer will check the gas pressure after they filled in the gas. If like that, everyone install inverter one may be need to "scare" installer not doing the right thing during installation. So better to install non-inverter so that eliminate the chance of wrong installation. Previously say non-inverter cannot on more than 3 hours, now inverter cannot set below 23c.... Little saving is actually quite simple, because the inverter need to run 100% most of time due to the room condition. Not that cold may because of at the particular time inverter is running at partial load, hence the coolness output also partial. If you know Aircon deffinelty they can't cheat you. Inverter vs non inverter the different between is an outdoor PCB to control temperature and fan motor & compressor runs less lost enegy, unlike non inverter may keep need 100% kick in after starting from temp reached period. But inverter may run in part load to supply minimum presure to keep indoor cold as pre-set. From inverter & non inverter should run in 100% when start up on compressor with full speed, if not how to called inverter faster cooling than non inverter. Type of compressor from non inverter still keep on AC motor vs inverter All DC may reduce energy too Noise wise non inverter would runing stronger vibration, unlike inverter DC motor will be generate less vibration at all. This post has been edited by kimsim: Jun 26 2015, 12:57 PM |
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Jun 26 2015, 02:41 PM
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#73
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leonhart88 what is ur next target Aircon?
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Jun 26 2015, 05:41 PM
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#74
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QUOTE(cherroy @ Jun 26 2015, 04:24 PM) wow, He he I am quite amaze with the adding on further legendary comment. Non-inverter ----> stronger vibration. All proper compressor should have little vibration across, no manufacturer produces a compressor with "strong vibration" one. Vibration normally caused by improper installation, particularly at mounting part. A wear bearing, fan blade broken causing imbalance etc also a factor causing vibration. Vibration definitely is not because it is a non-inverter. Just show the brand new non inverter here, from the noise much worst at all. Don't play play the noise from compressor running an even indoor walls can feel the humming whining from outdoor compressor. IF inverter just air blowing noise only, but after night time may reduce low noise and dB as well. Daikin non inverter even green gas also can't beat with inverter used ME model self imported from S'pore. ![]() Daikin non inverter 1hp input watt 833w vs ME inverter 640w only, over here has saving 193w easily why still going for non inverter? Just the ME discountinued model in M'sia only. ![]() ![]() ![]() This post has been edited by kimsim: Jun 26 2015, 06:17 PM |
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Jun 26 2015, 06:28 PM
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#75
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QUOTE(cherroy @ Jun 26 2015, 06:24 PM) A brand 1 HP may not the same with B brand 1 HP, although both being labelled as 1 HP. Ok ok you winJust like Toyota 1.6 vs Proton 1.6, both also 1.6, but they used different engine hence the output and fuel consumption is not the same to start with. Just like A brand 1 HP BTU may be 9000, while B brand 1 HP may be 11,000. Nobody is against inverter nor saying inverter doesn't save electricity, but to say non-inverter --> more vibration is overboard already. I never came across any inverter manufacturers made such a claim before. Talks can be varies, when use is totally different. Nowadays Toyota Altis 1.6L mana boreh flight with proton saga 1.6L in common road This post has been edited by kimsim: Jun 26 2015, 06:29 PM |
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Jun 26 2015, 06:43 PM
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QUOTE(cherroy @ Jun 26 2015, 06:37 PM) I don't want to win anything, just want to correct some statement and understanding which is not right to start with. Different point of view..Inverter is still most advance than non inverter never do the right thing on comfort level. Even not green environment too |
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Jun 26 2015, 07:01 PM
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QUOTE(cherroy @ Jun 26 2015, 06:54 PM) Inverter is not "advance" technology, DC motor and feedback loop to control the DC motor rpm exist even before I was born, just how they deploy in the air-conditioning system only. Wow SifuThe "green" actual term should be less polluting, not really that "green". The real "green" is not using air-cond, back to natural condition. There are too many marketing gimmick on "green" and "organic" already. Agree with you, but in real life inverter still saving than non inverter these is no reason why or unsave, just due to improper usage would be spoil the overall Now is 2015 like SG had phase out of non inverter anymore. Just in M'sia still too slow This post has been edited by kimsim: Jun 26 2015, 07:04 PM |
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Jun 27 2015, 07:03 AM
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#78
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Inverter Vs Non-Inverter Air Conditioner Unit
When it comes to choosing which split system air conditioner to install, there are two main technologies to be considered the inverter and non inverter air conditioner. These both system offer similar function but are different in terms of what type of compressor motor is running the system. The compressor is that part of the unit that is responsible for compressing the refrigerant into liquid and then shuts off and allows it to expand. As this happens, the refrigerant begins to cool thereby producing the desired effect of cooling. The question now is that "what is the difference between them". This article is aimed at helping you see their differences and help you make a suitable choice. The Inverter Controller Unit - Variable Speed: On one hand, an inverter air conditioner unit which is considered as more sophisticated is made up of a variable speed compressor rather than at a fixed speed. Although this process is more complicated than it sounds but the essence of the variable speed is not to allow the compressor running at full power all the time it is put on but rather to control their operation as needed. This compressor is meant to constantly regulate the temperature as desired. - Energy Efficient: This is considered A- graded when it come to energy-efficiency and also a more economic method to operate on. This means that for the inverter model, the cooling and heating is automated in an energy efficient and smooth manner. This is done with a censor adjusting the power according to the current temperature. This is similar to the way the pressure of a car is controlled when you either increase or reduce the pressure on the accelerator. - Quiet Sound: The inverter air conditioner is quieter in its operation. This is because unlike the non inverters, they don't automatically turn on and off every time they reach certain temperature limits; instead they just cruise along maintaining and adjusting the temperature constantly. Also, contrary to the operation of a non converter, the inverter uses less power and as a result they work less. This also means that their wear and tear is less making them last longer. Compared to a non-inverter system, the inverter air conditioner unit is more expensive to buy but is considered to offer wise investment on a long term. The Non Inverter Controller Unit - Fixed Speed: On the other hand the non inverter air conditioners are known as the most common air conditioner unit available in the market. When it comes to controlling the compressor, it does it in an "all or none" principle basis. The non-inverter air conditioner system is a model that operates by simply being switched on or off in controlling it temperature. Rather than allowing the compressor to run at a full power all the time it is on, the compressor motor here controls the compressor as needed. A constant amount of energy is delivered to the compressor which causes it to run at a fixed speed. - Noise: The non-inverter model usually turns on and off any time they reach a certain temperature considered to be their limit. This happen as the compressor is starts and is then noticed to subsequently stop. It freezes for one minute and then another minute it starts getting hot. As a result of this turning on and off to reach certain temperatures, the system is made to work harder and is also made to produce a whole lot of noise. Unlike the inverter, these models make a whole lot of noise a result of working harder. This also causes a wear and tear on the system, making it not to last long as compared to the inverter air conditioner models. - Costs Less: These air conditioners are significantly less costly compared to inverter air conditioner unit. Installing this model will cost a little above what the inverter air conditioner unit will cost. One of the things to consider when purchasing an air conditioner system in other to know which will be best for you is how frequently and at what level the system will be used. Your pocket and also your environment will also play a part in determining what type of model you will end up with. |
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Jun 27 2015, 07:03 AM
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Jun 27 2015, 07:13 AM
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