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Household [Home Appliances] Air-con

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leeyung
post Jul 19 2011, 11:39 AM

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QUOTE(ivanlio1989 @ Jul 19 2011, 11:16 AM)
What I heard from my a/c guy is York compressor will get noisy after used for few years...
That's the only problem with York..
*
yeah.. that's what i heard from my a/c guy too. So better choose Mitsubishi or Pana.. you wont want a noisy a/c while ur sleeping rclxub.gif
kelvyn
post Jul 19 2011, 12:46 PM

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York, Acson & Daikin are from the same manufacturer - OLY Manufacturing

Don't be surprise when Mitsubishi aircon's compressor starts making noise after few years of usage. That's what happen to mine smile.gif

xSean
post Jul 19 2011, 06:37 PM

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just want to share with u guys...i asked few wiringman cum aircond about daikin, they never heard this brand or install daikin before ...what's a joke

just wanna ask u guy..if my living + dining area for my condo ...size 12ft * 24 ft.....how many horsepower needed? 1.5 or 2.0?
kelvyn
post Jul 19 2011, 08:47 PM

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QUOTE(xSean @ Jul 19 2011, 07:37 PM)
just want to share with u guys...i asked few wiringman cum aircond about daikin, they never heard this brand or install daikin before ...what's a joke

just wanna ask u guy..if my living + dining area for my condo ...size 12ft * 24 ft.....how many horsepower needed? 1.5 or 2.0?
*
For aircon sizing, you could try looking here...

http://www.energystar.gov/index.cfm?c=room..._properly_sized
weikee
post Jul 19 2011, 09:19 PM

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QUOTE(kelvyn @ Jul 19 2011, 08:47 PM)
For aircon sizing, you could try looking here...

http://www.energystar.gov/index.cfm?c=room..._properly_sized
*
The sizing on this website very conservative. My current room is about 240sqft, it say 7,000 enough. My current 1HP only "ngam ngam", maybe my ideal temperate is always set to 20c smile.gif


kelvyn
post Jul 19 2011, 09:26 PM

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QUOTE(weikee @ Jul 19 2011, 10:19 PM)
The sizing on this website very conservative.  My current room is about 240sqft, it say 7,000 enough. My current 1HP only "ngam ngam", maybe my ideal temperate is always set to 20c smile.gif
*
Actually, I also did not use them biggrin.gif

cos I do not need very low temperature.
All bedrooms - 1HP
Living & Dining - 1.5 HP
Skydrop
post Jul 19 2011, 09:42 PM

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These 2 links might be informative for you all too smile.gif

http://www.airconditioning-systems.com/air...lculations.html

http://i-make-money-in-malaysia.blogspot.c...onditioner.html



weikee
post Jul 19 2011, 09:51 PM

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I don't like 24c, feel stuffy to me. My minimal is 23.
kelvyn
post Jul 20 2011, 10:02 AM

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The sizing of aircon HP will depend on the location of the room. Is the room directly below a roof, facing West, etc?

Having said that, a rough rule of thumb method that I was told.
For bedroom, use between 30-40
For Living, use between 40-50
(use the higher figure if you require lower temp)

1. Multiply the floor area with the above figures.
2. Then divide them with 8000.

This should give a rough HP for the aircon.

purplecane
post Jul 21 2011, 02:42 PM

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Im interested to get this ECONAVI Panasonic Air-Conditioner


Any comments?
The price are slightly higher than those normal aircons.



An Air Conditioner Featuring ECONAVI Intelligent Sensors:

Detects the presence and location of people in the room to eliminate wasted cooling and maximize airflow toward room occupants.
Detects the absence of people in the room and automatically increases the set temperature to minimize wasted electricity.
Senses the amount of activity in the room, increasing or decreasing cooling power based on low, normal, or high levels of movement.
Reduces energy consumption by up to 30%*1.[I]


kelvyn
post Jul 21 2011, 02:53 PM

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QUOTE(purplecane @ Jul 21 2011, 03:42 PM)
Im interested to get this ECONAVI Panasonic Air-Conditioner
Any comments?
The price are slightly higher than those normal aircons.
An Air Conditioner Featuring ECONAVI Intelligent Sensors:

Detects the presence and location of people in the room to eliminate wasted cooling and maximize airflow toward room occupants.
Detects the absence of people in the room and automatically increases the set temperature to minimize wasted electricity.
Senses the amount of activity in the room, increasing or decreasing cooling power based on low, normal, or high levels of movement.
Reduces energy consumption by up to 30%*1.[I]
*
Good and reliable for the price you pay.
I am also using them tongue.gif
purplecane
post Jul 21 2011, 05:45 PM

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QUOTE(kelvyn @ Jul 21 2011, 02:53 PM)
Good and reliable for the price you pay.
I am also using them  tongue.gif
*
How much did you buy for the ECONAVI, any shops recommended?
kelvyn
post Jul 21 2011, 05:56 PM

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QUOTE(purplecane @ Jul 21 2011, 06:45 PM)
How much did you buy for the ECONAVI, any shops recommended?
*
Forgotten the exact amount. Will check the receipt tonight and PM you later.
purplecane
post Jul 21 2011, 06:16 PM

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QUOTE(kelvyn @ Jul 21 2011, 05:56 PM)
Forgotten the exact amount. Will check the receipt tonight and PM you later.
*
THANKS TAIKO rclxms.gif
wrb7878
post Jul 22 2011, 03:34 PM

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Btu/h 9,550 (2,860 -11,200)
kW 2.80 (0.84-3.28)
Power Input 760W (225-920)

Any 1 know calcuate the running cost/Hour for 1HP aircond?

Let say the unit price 1KWH = 0.40.
weikee
post Jul 22 2011, 03:48 PM

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QUOTE(wrb7878 @ Jul 22 2011, 03:34 PM)
Btu/h                  9,550 (2,860 -11,200)
kW                  2.80 (0.84-3.28)
Power Input  760W (225-920)

Any 1 know calcuate the running cost/Hour for 1HP aircond?

Let say the unit price 1KWH = 0.40.
*
Not easy because inverter load depend on temperature set, external temperature, area enclosure, and thermal efficiency of the area you install.

This post has been edited by weikee: Jul 22 2011, 03:48 PM
nandayryu
post Jul 22 2011, 03:51 PM

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Im using York,so far it works pretty awesome,the cold is just like the first time i bought it,followed by the up-to-date services
wrb7878
post Jul 22 2011, 04:01 PM

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QUOTE(weikee @ Jul 22 2011, 03:48 PM)
Not easy because inverter load depend on temperature set, external temperature, area enclosure, and thermal efficiency of the area you install.
*
OK. Maybe i don't use inverter type.

Let say the normal 1HP power = 900W. I did check with Panasonic site non-inverter power.

1) Firstly, calculate the energy consumption in kWh
kWh = 900 W x 1 h = 0.9 kWh/1000

2) Secondly, calculate the cost of energy per hour
Energy Cost = 0.9 kWh x $ 0.40 = $0.36/Hour

* i used the $0.40 because the current usage with 1 aircond(myself) is reach 500kWhper month.
(for the pass 2 year never over 500KWH).

And now my new housemate install the new 1HP aircond + water heater, so i m going to tell them how much they should expect to pay me MORE. Currently they just pay RM20/person for electric + water.
So impossible i going to cover aircond usage for RM20/person.

leekk8
post Jul 27 2011, 12:33 AM

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I want to conceal my aircond piping into the wall, I understand that this is on my own cost, which is not included in the free installation. Anyway, to conceal the piping (around 20 fts), they charge me RM350. Is this price reasonable?

My house is a condo.
noien
post Jul 27 2011, 07:58 AM

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how bout toshiba aircond?

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