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 Aircon Discussion V3, Home Appliance

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coolkwc
post Jul 6 2015, 01:43 PM

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QUOTE(calvin_ng @ Jul 6 2015, 11:03 AM)
Cant make everyone happy...

I dont think its cost cutting... since they did provide quite alot of features... more like business decision

You need to find balance between comfort and power usage and each manufacturer has different approach...

like car... some go for downsizing turbo (which is a trend) some put in Hybrid.... some decided to go with Lighter car and chasis...
for AC... you get this

1: Inverter technology...
2: Putting more sensor to help make intelligence decision to optimise power savings
3: The balance between compressor capacity (how big or how small) there is a formula but I'll leave this shit out

For Panasonic not bad actually Compressor is smaller and I get one of the most efficient AC compare to other inverter... the winner being LG but then its korean brand...

Sacrifice comfort... not really once I turn it on maybee it take 1min more to cool the room vs others but once stable it is pretty quiet and consistent on keeping everyone comfort... and the sensor really help...

Sacrifice some comfort for electricity savings...I can live with that...
*
Sensors, electronic parts price are far more lower (can be negligible) than the mechanical parts (cooling coil, condenser fin) in an aircond. Remember, in an electrical appliances, plastic parts (which mostly made by crude oil) and all other mechanical parts (especially aircond which use alot of aluminiums in the construction) material cost are far more higher than the electronic part. In an aircond, the estimated BOM cost for electronic vs non electronic = 10% vs 90%, you weight yourself. But the appearance to the customer will be those 'high tech electronic features', that's why they need to include to impress ppl, in fact, those added features cost is almost negligible, just using 1 or 2 extra sensor and few software algorithm to achieve it, is almost free for them.

From your point of view, they sacrifice some comfort for electricity saving, but from the point of view of Pana, they sacrifice comfort for lower material cost, that's the fact, the electricity saving is just a 'by product' of their cut cost activity. Sorry if it sound offended, but naturally i don't have good impression on Pana product, becos i was a R&D electronic engineer in Pana for 5 years before, cut cost was their philosophy, especially now after they faced a huge deficit in their finance globally in year 2013, cut cost is their 1st priority, cost down or terminate business, and this is part of the reason i left the company.
calvin_ng
post Jul 6 2015, 02:50 PM

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QUOTE(coolkwc @ Jul 6 2015, 01:43 PM)
Sensors, electronic parts price are far more lower (can be negligible) than the mechanical parts (cooling coil, condenser fin) in an aircond. Remember, in an electrical appliances, plastic parts (which mostly made by crude oil) and all other mechanical parts (especially aircond which use alot of aluminiums in the construction) material cost are far more higher than the electronic part. In an aircond, the estimated BOM cost for electronic vs non electronic = 10% vs 90%, you weight yourself. But the appearance to the customer will be those 'high tech electronic features', that's why they need to include to impress ppl, in fact, those added features cost is almost negligible, just using 1 or 2 extra sensor and few software algorithm to achieve it, is almost free for them.

From your point of view, they sacrifice some comfort for electricity saving, but from the point of view of Pana, they sacrifice comfort for lower material cost, that's the fact, the electricity saving is just a 'by product' of their cut cost activity. Sorry if it sound offended, but naturally i don't have good impression on Pana product, becos i was a R&D electronic engineer in Pana for 5 years before, cut cost was their philosophy, especially now after they faced a huge deficit in their finance globally in year 2013, cut cost is their 1st priority, cost down or terminate business, and this is part of the reason i left the company.
*
Everywhere there is cost cutting... nothing can be done about it....

Believe other manufacturer did the same shit... just that you are working for pana and you get the 1st hand view...

well at least spare parts are cheap...
SUSkimsim
post Jul 6 2015, 04:55 PM

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QUOTE(coolkwc @ Jul 6 2015, 01:43 PM)
Sensors, electronic parts price are far more lower (can be negligible) than the mechanical parts (cooling coil, condenser fin) in an aircond. Remember, in an electrical appliances, plastic parts (which mostly made by crude oil) and all other mechanical parts (especially aircond which use alot of aluminiums in the construction) material cost are far more higher than the electronic part. In an aircond, the estimated BOM cost for electronic vs non electronic = 10% vs 90%, you weight yourself. But the appearance to the customer will be those 'high tech electronic features', that's why they need to include to impress ppl, in fact, those added features cost is almost negligible, just using 1 or 2 extra sensor and few software algorithm to achieve it, is almost free for them.

From your point of view, they sacrifice some comfort for electricity saving, but from the point of view of Pana, they sacrifice comfort for lower material cost, that's the fact, the electricity saving is just a 'by product' of their cut cost activity. Sorry if it sound offended, but naturally i don't have good impression on Pana product, becos i was a R&D electronic engineer in Pana for 5 years before, cut cost was their philosophy, especially now after they faced a huge deficit in their finance globally in year 2013, cut cost is their 1st priority, cost down or terminate business, and this is part of the reason i left the company.
*
Nowadays of the thing has been cutting cost.

Just talk about ME Starmex M'sia bring in Indonesia models for standard inverter model for save cost.

Even Daikin GA as well.

Unlike S'pore still remain the better grade Starmex model.
Just the price slighly different only
coolkwc
post Jul 6 2015, 06:03 PM

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Yes, all manufacturer nowadays cost cutting, this is what the consumer need to know and understand rather than reject the fact due to alot of fancy features included.

Don't naive to believe those manufacturer will care for your electricity bill. They actually can make it more power saving by introduce a larger surface condenser, cooling coil, use higher grade aluminium fin, more fin per area and so on, rather than using smaller compressor motor.
cedyy
post Jul 6 2015, 06:13 PM

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no wonder both my Panasonic airconds breakdown and gave me problems. no more Panasonic airconds for me. twice bitten forever shy.
SUSkimsim
post Jul 6 2015, 06:13 PM

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QUOTE(coolkwc @ Jul 6 2015, 06:03 PM)
Yes, all manufacturer nowadays cost cutting, this is what the consumer need to know and understand rather than reject the fact due to alot of fancy features included.

Don't naive to believe those manufacturer will care for your electricity bill. They actually can make it more power saving by introduce a larger surface condenser, cooling coil, use higher grade aluminium fin, more fin per area and so on, rather than using smaller compressor motor.
*
I had tried to saying b4, but no used in here, especially moderator in Aircon talks

That is why I bought 2nd hand used Aircon from s'pore at least no cutting cost

This post has been edited by kimsim: Jul 6 2015, 06:14 PM
silentsunami
post Jul 6 2015, 06:15 PM

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QUOTE(cedyy @ Jul 6 2015, 06:13 PM)
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no wonder both my Panasonic airconds breakdown and gave me problems. no more Panasonic airconds for me. twice bitten forever shy.
*
Which model u bought? i'm planning to buy panasonic inverter aircon also
cedyy
post Jul 6 2015, 06:23 PM

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QUOTE(silentsunami @ Jul 6 2015, 06:15 PM)
Which model u bought? i'm planning to buy panasonic inverter aircon also
*
one was the first generation Panasonic aircond with ionizer back in 2001 and another was just 2 years ago. deluxe non inverter with econavi. for both, i spent close to 1k on repairs. enough to buy me another aircond. but what cheese me off is the poor technical support these days once ur aircond is over 1 year old. Panasonic gives u numbers to call and arrange yourself third party to come to repair. first number that i called, told me they're full for the next 3 weeks! second number that i called told me they don't service my area! wtf. i had to call back Panasonic and then they gave me two more numbers to call. 'fantastic' service

This post has been edited by cedyy: Jul 6 2015, 06:30 PM
silentsunami
post Jul 6 2015, 06:40 PM

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2011 or 2001? if 2001 then the aircon consider very good d, can last so long
cedyy
post Jul 6 2015, 07:29 PM

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QUOTE(silentsunami @ Jul 6 2015, 06:40 PM)
2011 or 2001? if 2001 then the aircon consider very good d, can last so long
*
the first one spoilt within 3 years. pcb spoilt, fan motor spoilt, louvre side connector to swing motor broke- cannot swing because of that. hardly used some more. i don't know what happened to it after that cos i sold my condo already. the one bought 2 years ago, already had problem when installed! and just two months ago, gave problem again. cos me a bomb to repair and some more had to wait 4 days.


SUSleonhart88
post Jul 6 2015, 08:10 PM

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wow.if cost cutting also sold expensively.might try hi sense. at least if broke down it is cheap and better customer service since less customers to handle
coolkwc
post Jul 6 2015, 10:16 PM

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Sorry to say, Pana and Sharp were the struggling company at the moment, especially Pana, the group is too huge, they step into too many sectors. But ask yourself, which area/sector Pana is the no.1 now? Heater? We know Joven and Alpha. Washer? We know Electrolux. Display? You know Sony, Sharp, Samsung. Fridge? We know sharp, Toshiba, LG. I only can name Panasonic in my 1st mind for ceiling fan (although alot of complaint for their remote and Bayu series) and stand fan, what else? It present in all categories, but the performance is not outstanding, and the price is premium. Until now you already can guess why Pana group record a highest financial lost in year 2013 since the Matsushita group established. Pana can survive today is mainly due to the strong foundation built by 'National' brand during 1980'-2000' era in Asia region. Reliability basically buried together with the National brand already. My father was the one who strongly support this brand during that time, that's why my hometown now still consist a 30 years old National 1HP aircond, 33 years old National fridge, 35 years old National Cassette Radio, 20 years National heater, almost 40 years National rice cooker and all these items were still perform the daily job well (Except aircond rarely open).

This post has been edited by coolkwc: Jul 6 2015, 10:23 PM
SUSkimsim
post Jul 6 2015, 10:24 PM

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Should be Pana fully imported from Japan of fridge & combo washer should be much durable than local & Thailand with China made
coolkwc
post Jul 6 2015, 10:32 PM

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QUOTE(leonhart88 @ Jul 6 2015, 08:10 PM)
wow.if cost cutting also sold expensively.might try hi sense. at least if broke down it is cheap and better customer service since less customers to handle
*
Many won't buy China brand because of 'face' problem, ppl will feel u are cheap skate if you use China brand, same applies to why many like to buy the conservative VIOS over Proton although VIOS use the same engine and gear box for decades while Proton give you much more high tech features with alot of lower price. You can see now alot of Japanese brand electric appliances like to put the sticker 'Japan quality', 'R&D in Japan'...this does not applied to old era appliances. Because in fact they know they don't have quality anymore nowadays, and quality is the foundation and main reason ppl support Japan brand, so they put the sticker to remind you that 'Japan things are good quality'.
Jason
post Jul 6 2015, 11:03 PM

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QUOTE(calvin_ng @ Jul 6 2015, 10:14 AM)
York cooling king has higher consumption cause Compressor bigger... but dont like the quality... degrade very fast after 2yrs of use...

if not wrong Panasonic is the 2nd lowest power consumption for the compressor the first is LG if not mistaken... maybe this effect the cooling capacity as naturally compressor is smaller compare to the rest...
*
I think the Panasonic Inverter has power savings due to the way the Econavi and the air con is programmed.... Without a doubt, the power saving works. Just not cold enough for me.


QUOTE(coolkwc @ Jul 6 2015, 10:32 AM)
Simply said, Pana cooling capacity is lower primarily due to cut cost, period.

Cooling quality is not solely depends on compressor, it also depends on the quality of the condenser, cooling coil, arrangement/density of the fin, with the latter component is much more important in cooling role than the compressor alone.
*
False. Panasonic non-inverter air con still very cool.


QUOTE(silentsunami @ Jul 6 2015, 06:15 PM)
Which model u bought? i'm planning to buy panasonic inverter aircon also
*
What's your priority? Power consumption or cooling?
If you are more concerned about power savings than cooling, then buy Panasonic great choice.
If you are more concerned about cooling than power savings, then buy the Daikin GA inverter.

But if you are concerned about power, use fan lah...

QUOTE(coolkwc @ Jul 6 2015, 10:16 PM)
Sorry to say, Pana and Sharp were the struggling company at the moment, especially Pana, the group is too huge, they step into too many sectors. But ask yourself, which area/sector Pana is the no.1 now? Heater? We know Joven and Alpha. Washer? We know Electrolux. Display? You know Sony, Sharp, Samsung. Fridge? We know sharp, Toshiba, LG. I only can name Panasonic in my 1st mind for ceiling fan (although alot of complaint for their remote and Bayu series) and stand fan, what else? It present in all categories, but the performance is not outstanding, and the price is premium. Until now you already can guess why Pana group record a highest financial lost in year 2013 since the Matsushita group established. Pana can survive today is mainly due to the strong foundation built by 'National' brand during 1980'-2000' era in Asia region. Reliability basically buried together with the National brand already. My father was the one who strongly support this brand during that time, that's why my hometown now still consist a 30 years old National 1HP aircond, 33 years old National fridge, 35 years old National Cassette Radio, 20 years National heater, almost 40 years National rice cooker and all these items were still perform the daily job well (Except aircond rarely open).
*
I just bought Panasonic water heater, and a Rubine water heater at the same time. Without a doubt Panasonic is better quality and better constructed (need to remove cover to install). You can see the internals yourself.

And I also bought a Panasonic Inverter fridge last year. Power saving was evident as well.

I will definitely recommend Panasonic for non-inverter air conditioner, since they have R410a ones and not overly expensive. The National 1HP and Panasonic 1.5HP i have is super cold.

silentsunami
post Jul 6 2015, 11:35 PM

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QUOTE(Jason @ Jul 6 2015, 11:03 PM)
I think the Panasonic Inverter has power savings due to the way the Econavi and the air con is programmed.... Without a doubt, the power saving works. Just not cold enough for me.
False. Panasonic non-inverter air con still very cool.
What's your priority? Power consumption or cooling?
If you are more concerned about power savings than cooling, then buy Panasonic great choice.
If you are more concerned about cooling than power savings, then buy the Daikin GA inverter.

But if you are concerned about power, use fan lah...
I just bought Panasonic water heater, and a Rubine water heater at the same time. Without a doubt Panasonic is better quality and better constructed (need to remove cover to install). You can see the internals yourself.

And I also bought a Panasonic Inverter fridge last year. Power saving was evident as well.

I will definitely recommend Panasonic for non-inverter air conditioner, since they have R410a ones and not overly expensive. The National 1HP and Panasonic 1.5HP i have is super cold.
*
Buy inverter sure because of power saving feature. Now latest inverter aircon no need 7-8hours in order to save energy?

Fan sure got one, impossible open aircon 24x7x365
SUSleonhart88
post Jul 7 2015, 02:17 AM

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QUOTE(silentsunami @ Jul 6 2015, 11:35 PM)
Buy inverter sure because of power saving feature. Now latest inverter aircon no need 7-8hours in order to save energy?

Fan sure got one, impossible open aircon 24x7x365
*
fan+aircon running same time power saving liao
Jason
post Jul 7 2015, 02:24 AM

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QUOTE(silentsunami @ Jul 6 2015, 11:35 PM)
Buy inverter sure because of power saving feature. Now latest inverter aircon no need 7-8hours in order to save energy?

Fan sure got one, impossible open aircon 24x7x365
*
Save power but not cold. What for? I'll definitely buy inverter for my usage, but not Panasonic inverters.
Of course, compared to most people, I'm damn hot. We all have different tolerance for temperature. I cannot tahan panas.

Just don't cry and say not cold after you buy Panasonic Inverter. rclxms.gif
SUSleonhart88
post Jul 7 2015, 03:00 AM

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QUOTE(Jason @ Jul 7 2015, 02:24 AM)
Save power but not cold. What for? I'll definitely buy inverter for my usage, but not Panasonic inverters.
Of course, compared to most people, I'm damn hot. We all have different tolerance for temperature. I cannot tahan panas.

Just don't cry and say not cold after you buy Panasonic Inverter.  rclxms.gif
*
you must be fat bro
Jason
post Jul 7 2015, 03:19 AM

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QUOTE(leonhart88 @ Jul 7 2015, 03:00 AM)
you must be fat bro
*
Yup. Better than being ugly like you. Least I can diet.

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