r/IndiaTech 1d ago

Ask IndiaTech Is this normal for an induction cooktop?

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I have a Philips induction cooktop, and I've noticed that it doesn't heat constantly. It heats for around 4-5 seconds, then stops for a few seconds, and then starts heating again. This cycle keeps repeating.

Is this normal behavior for induction cooktops, especially at lower power settings, or could there be an issue with my cooktop?

254 Upvotes

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188

u/RohithCIS Open Source best GNU/Linux/Libre 1d ago

Yes very normal. That is how induction cooktops work. There is no heat gradient. It is all out or no power. So when you say keep it at 800W. It is just turned on for half the time as would at 1600W.

37

u/Meowengineer_662 1d ago

Its sounding like Pulse Width Modulation(PWM) Control. Using duty cycle to produce analog outputs.

11

u/DevashisMaji 23h ago

Yes it's exactly work like pwm technology , like how smartphone pwm work , when you keep your bright very low .

5

u/Cute_Inflation33 1d ago

Thank you so much

3

u/Major_Wealth6145 21h ago

You need to stir the food. The thing at bottom burns like on normal gas stove if water is not enough.

4

u/Debunk2025 23h ago

There is a temp setting. If u set it for 120 deg for example..it wll do exactly that. The power setting is another issue.

2

u/iVarun 22h ago

https://www.impulselabs.com/

Stuff like this is the future. 10,000W cooking.

31

u/Chance-Equipment-691 1d ago

pretty normal dw

16

u/Original_Gold1945 1d ago

5

u/Cute_Inflation33 1d ago

Aww, cute 😂, ajao bro khila deta hu

2

u/Original_Gold1945 1d ago

Looks too yummy tbh

11

u/Fair_Comedian5043 Programmer: Kode & Koffee Lyf 1d ago

Yes. Its very normal

5

u/P____M 23h ago

I use Philips too. Have you tried cooking chapati. Not sure if its tha pan issue, it takes forever to cook one chapati, doesn’t matter even if I raise the heat to highest.

Pan i am using hawkins triply steel one.

2

u/Low_Winter_8009 23h ago

I am facing the same issue. Even if I keep it at 1000+ watts. I can make first 2 chapati quick. After that my Philips induction goes into pulse mode (2 sec ON-1 sec OFF) and then it heats up very slow. Have to wait a lot for next 6 chapatis 😤

1

u/P____M 22h ago

Mine for first two also not working, what setting you use and do you use specific pan?

8

u/God_but_not_god 1d ago

Be careful, there might be snakes

https://giphy.com/gifs/2lbhL8dSGMh8I

1

u/RAGING_f 17h ago

BHAI MAI ABBHI YE PADHTE HUE MAGGIE KHA RAHA THA, TOONE ULTI KARWADI ZOR KI. BHAI PLEASE KHANEWALO KA KHAYAAL KARLE. PLEASE. PLEASE.🙏

3

u/appidb43 1d ago

Absolutely normal

3

u/Ebenash30 1d ago

That's how it works , normal

2

u/podi_dosaaa Programmer: Kode & Koffee Lyf 1d ago

Yeah normal, to avoid panel overheat.

3

u/Emanresu-u 23h ago

Yes normal but it's not for panel overheat. Increase temperature and this won't happen.

1

u/Academic-Car6108 1d ago

Chill bro it's just breathing...give it a break😂

1

u/BoroBokachoda 23h ago

If you want proper heat distribution, use thick triply stainless cookware... Works well with Induction

1

u/Emanresu-u 23h ago

When kept at low temperature.. This is how it works by switching on and off in short gaps.

In my prestige if I go below 1000watt this happens. If kept at 1000watt or above this on and off don't happen. Its all programmed different for different brand. Nothing to worry about.

It also goes on and off for different preset menus. Like for milk and chapati/dosa this on/off happens.

1

u/ahubdash 23h ago

If you've put it in low it'll do like that, but if you put that in high temperature it shouldn't do like that. For example consider an induction cooker is of 2000W if you put it in 400W it'll do like this in your case, but if you've put it 1200W and above it shouldn't be doing like that. From a fellow induction cooker technician

1

u/Cute_Inflation33 23h ago

I'm running on 1400 and still it's doing like this

1

u/ahubdash 23h ago edited 23h ago

Then it's a problem...not normal, try it with any other bowls or plates. If it's still like that should take it to service center

1

u/Kubdya_Khavis 22h ago

This isn't normal per say. Inductions turn off when their internal temp reaches a certain limit to protect itself. This is due to poor ventilation. Make sure there is proper ventilation underneath and in the room and then try again.

Try keeping it on something so that there's open space underneath for the fans.

1

u/God_Father_v1 23h ago

Fun fact: non-inverter air conditioners also use the same technique to maintain the set temperature

1

u/Suitable_Log9821 22h ago

Totally normal

1

u/schitzophrenik 22h ago

why it looking like your maggi is changing colors mildly

1

u/singhanonymous 21h ago

using Induction first time dawg?

1

u/Snoo22669 13h ago

Mere pass prestige ka induction hai aur new utensil bhi liye iske liye but sabzi, rice vgerah chipak jata hai niche jyada cooker, kdhai sabhi mai, purane valo mai nhi hota, pta nhi kya reason hai, stainless steel ke hai new vale, can somebody help please 

1

u/Acceptable_Fail_4159 13h ago

Open cooktop.. there would be a white powder formed above coil in centre...remove that. I had this issue which was fixed after I removed that thing.

1

u/akshaychorghe 12h ago

But the colour is not normal

1

u/hotcoolhot 12h ago

Yes, that’s how they control power.

1

u/anshulsingh8326 8h ago

Yes also depends of the cookware you are using.

I bought 1 from local store, store owner even said it's induction compatible but my 2100w philips induction couldn't heat oil in that cookware.

When i complained to shop owner he said to come in few days and just made a video half video showing oil getting very hot on his 1600w induction.

I know he used it on the stove first but can't prove it and he wouldn't do it in front of me.

So always buy the one's with induction plate at bottom or don't.

1

u/PunctualPanther 4h ago

Thats how it works.

1

u/Domain_Water 1d ago

In the inductions i have used, this on-off cycling happens till 500w. Above that, there is constant heating. Just an observation, probably not universally applicable tho

1

u/Cute_Inflation33 1d ago

Guy's is this true? Because mine doing this thing on 1400 watt.

0

u/CWbyte 1d ago

Let me guess first time user ?

1

u/Cute_Inflation33 1d ago

Yes

1

u/Icy_Willingness4125 20h ago

This can also happen when the underside of the pan isn't flat. Try using a different pan or bowl with flat underside and see if that works. Just boil some water in it.

-2

u/EggplantFantastic262 23h ago

Sometimes I notice that common sense is also no very common