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simmarjit
post Sep 8 2020, 05:53 PM

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QUOTE(TongCN @ Sep 8 2020, 05:44 PM)
Yea, aside from that, there is no other differ?
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no difference. I have the 4c and 4 Pro, all work fine.
cablesguy
post Sep 8 2020, 06:06 PM

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QUOTE(Zot @ Sep 8 2020, 05:41 PM)
Wow, I did not see anything that handle 20A here  laugh.gif

Just a single piece PCBA with front and the back just like that?  hmm.gif

Looks like they put extra solder there for higher current.
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I see, so they BS?
yfyap69
post Sep 8 2020, 06:36 PM

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QUOTE(TongCN @ Sep 8 2020, 05:44 PM)
Yea, aside from that, there is no other differ?
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I think no difference
adamw
post Sep 8 2020, 08:37 PM

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QUOTE(micgil @ Sep 8 2020, 02:58 PM)
Hello..Anyone knows if it's possible to change this aircond switch to those smart switch?

Any recommended system to use if I want to explore changing my wall switch for the fan (old fan) and light (fluorescent) in the room. Quite like the Xiaomi Aqara but the plug point seems to be an issue for certain items like the gateway hub/smart plug/ etc as I'll need to get a converter.

user posted image
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How many HP is this aircond? If below 2, can use real 16A-20A smart switch. Get the magnetic relay type so you can check it's relay rating to be very sure.
Smart switch
QUOTE(cablesguy @ Sep 8 2020, 02:59 PM)
LOL, come to think of it  biggrin.gif

Anyway wta

This is the innards of the 20a switch, anyway to tell its upto 20a from the pic?

[attachmentid=10578661]
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You need to look underneath this board. Take out the screws at the back and slowly pry out the board.

This post has been edited by adamw: Sep 8 2020, 09:03 PM
cablesguy
post Sep 8 2020, 09:52 PM

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QUOTE(adamw @ Sep 8 2020, 08:37 PM)
How many HP is this aircond? If below 2, can use real 16A-20A smart switch. Get the magnetic relay type so you can check it's relay rating to be very sure.
Smart switch

You need to look underneath this board. Take out the screws at the back and slowly pry out the board.
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Didnt realise can remove the 2nd PCBA until you mentioned the screws, I can see it now icon_rolleyes.gif

Attached Image
Zot
post Sep 8 2020, 10:13 PM

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QUOTE(cablesguy @ Sep 8 2020, 09:52 PM)
Didnt realise can remove the 2nd PCBA until you mentioned the screws, I can see it now  icon_rolleyes.gif

Attached Image
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Yes, this is what I meant. How to handle 20A or even 2A with no power component or heatsink. The 20A current is handled by that relay. On the other side the lead that carry the high current is made thick by adding more solder. That is why you hear ticking sound when switching switch biggrin.gif
adamw
post Sep 8 2020, 10:43 PM

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QUOTE(Zot @ Sep 8 2020, 10:13 PM)
Yes, this is what I meant. How to handle 20A or even 2A with no power component or heatsink. The 20A current is handled by that relay. On the other side the lead that carry the high current is made thick by adding more solder. That is why you hear ticking sound when switching switch  biggrin.gif
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For aircond is better to get the one that cut off the neutral as well.
Zot
post Sep 8 2020, 10:56 PM

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QUOTE(adamw @ Sep 8 2020, 08:37 PM)
How many HP is this aircond? If below 2, can use real 16A-20A smart switch. Get the magnetic relay type so you can check it's relay rating to be very sure.
Smart switch

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The guy mentioned that the air-cond is 1.5HP.

Nowadays small air-cond like 2HP and below has build-in starter DOL (Direct On Line) type. However, based on people experience you can use that 20A switch for 1.5HP and below. If use on 2HP, usually the switch cannot last long. contact point burnt and poor contact will heat switch and cut its life. Although the normal working current is low, the starting surge current can be many times higher.

In this case I guess he can just remove the starter and go direct with heater 20A switch.
Zot
post Sep 8 2020, 10:57 PM

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QUOTE(adamw @ Sep 8 2020, 10:43 PM)
For aircond is better to get the one that cut off the neutral as well.
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It is different person who is asking about the switch for air-cond.
cablesguy
post Sep 9 2020, 07:59 AM

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QUOTE(Zot @ Sep 8 2020, 10:13 PM)
Yes, this is what I meant. How to handle 20A or even 2A with no power component or heatsink. The 20A current is handled by that relay. On the other side the lead that carry the high current is made thick by adding more solder. That is why you hear ticking sound when switching switch  biggrin.gif
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QUOTE(adamw @ Sep 8 2020, 10:43 PM)
For aircond is better to get the one that cut off the neutral as well.
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Thanks guys, was getting a little worried there as this is from a different supplier.
TongCN
post Sep 9 2020, 08:31 AM

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QUOTE(simmarjit @ Sep 8 2020, 05:53 PM)
no difference. I have the 4c and 4 Pro, all work fine.
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QUOTE(yfyap69 @ Sep 8 2020, 06:36 PM)
I think no difference
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Just place another order for Mini 4 + HTS2 sensor during 9.9 sales, lol

RM50 total biggrin.gif
Zot
post Sep 9 2020, 08:36 AM

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QUOTE(micgil @ Sep 8 2020, 03:20 PM)
I have changed my aircond before. This starter was for a much older aircond. The current one also probably has been about near 10 years I think and if not mistaken it's 1.5hp
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Since it is a 1.5HP air-cond, it is possible to replace with a 20A smart switch, like the one used for heater.
TongCN
post Sep 9 2020, 09:57 AM

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One thing i noticed last night.

1) I "Hey google, turn on the living room AC" and it works like normal
2) I then wanna add my audio speaker appliance with the Mini 4
3) I noticed that in the broadlink app, my AC still showing "Off" and i cant use the app control those temp/wind unless i press "Turn On" on screen button.

Is it a bug?
wailing81
post Sep 9 2020, 10:27 AM

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hi, sorry for my noob question.
If i purchase an aqara D1 smart wall switch (malaysia version), can i mix it with chinese version and connect to china server?

thanks.
simmarjit
post Sep 9 2020, 11:47 AM

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QUOTE(wailing81 @ Sep 9 2020, 10:27 AM)
hi, sorry for my noob question.
If i purchase an aqara D1 smart wall switch (malaysia version), can i mix it with chinese version and connect to china server?

thanks.
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Yes, Which seller are you buying from? When I searched for it, the switches are usually the Chinese one, there isn't any difference imo. Yes you can mix, you can also use Singapore server.
wailing81
post Sep 9 2020, 01:15 PM

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QUOTE(simmarjit @ Sep 9 2020, 11:47 AM)
Yes, Which seller are you buying from? When I searched for it, the switches are usually the Chinese one, there isn't any difference imo. Yes you can mix, you can also use Singapore server.
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i bought some from taobao previously.
need more now and think of just buy from shopee
the official aqara shop there said connect to malaysia server, and some seller said china server only.
simmarjit
post Sep 9 2020, 01:21 PM

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QUOTE(wailing81 @ Sep 9 2020, 01:15 PM)
i bought some from taobao previously.
need more now and think of just buy from shopee
the official aqara shop there said connect to malaysia server, and some seller said china server only.
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Dont think there is a Malaysian server. My switches are all Chinese (bought from vision gadgetry), but I am connected to Singapore server instead of the Chinese one.
adamw
post Sep 9 2020, 02:33 PM

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Is there any benefit from using 16A Smart Power Strip compare to 10A because the plugtop is still 13A UK 3 pin. Unless I change the Plugtop to UK 3 pin round I don't see any benefits, right?


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Zot
post Sep 9 2020, 02:58 PM

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QUOTE(adamw @ Sep 9 2020, 02:33 PM)
Is there any benefit from using 16A Smart Power Strip compare to 10A because the plugtop is still 13A UK 3 pin. Unless I change the Plugtop to UK 3 pin round I don't see any benefits, right?
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The 16A power strip is there because many European country has 16A socket. The pin is round one, but if you change to 13A British standard 3-pin, then it become 13A power strip biggrin.gif

If you run load at 13A, probably wire runs a bit cooler laugh.gif
adamw
post Sep 9 2020, 03:06 PM

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QUOTE(Zot @ Sep 9 2020, 02:58 PM)
The 16A power strip is there because many European country has 16A socket. The pin is round one, but if you change to 13A British standard 3-pin, then it become 13A power strip  biggrin.gif

If you run load at 13A, probably wire runs a bit cooler  laugh.gif
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yes, original is this EUROPEAN SCHUKO Type F.

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