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Posted (edited)

From their WEB site:

 

Six Carbon Fiber Heating Elements. Achieve superior roast, toast, and broil results with Instant-On elements that are 30% more energy-efficient than traditional designs.

 

But their diagram shows 4 heating elements. 

 

30% more efficient? Isn't that against the law of conservation of energy in physics? By definition, as I understand, all electric resistive heating are 100% efficient. The one way to go beyond 100% efficiency is thru the use of heat pump cycle in refrigeration systems.

 

dcarch

I'm guessing what they mean is that it's 30% better insulated so you lose less heat to the outside world than a conventional oven. Most ovens are actually designed to be inefficient because people expect that lowering temperature on the dial will lower the temperature in the oven relatively quickly. The downside is that your kitchen heats up appreciably when you use the oven and your electricity bills are higher. Edited by Shalmanese (log)

PS: I am a guy.

Posted (edited)

I'm guessing what they mean is that it's 30% better insulated so you lose less heat to the outside world than a conventional oven. Most ovens are actually designed to be inefficient because people expect that lowering temperature on the dial will lower the temperature in the oven relatively quickly. The downside is that your kitchen heats up appreciably when you use the oven and your electricity bills are higher.

 

I can also mean that their 450F max temperature uses less power than one that is 500 F max. My oven goes to 500F.

 

"While baking, the oven can reach 450 Fahrenheit and at broil it can reach 500 Fahrenheit."

 

I don't understand the broiling temperature. 500F temperature of food? or the temperature of the heating element? If that's the temperature of the heating element, then it is meaningless. A regular light bulb's heating element (filament) reaches to about 5,000F.

 

dcarch

Edited by dcarch (log)
Posted (edited)

I can also mean that their 450F max temperature uses less power than one that is 500 F max. My oven goes to 500F.

 

"While baking, the oven can reach 450 Fahrenheit and at broil it can reach 500 Fahrenheit."

 

I don't understand the broiling temperature. 500F temperature of food? or the temperature of the heating element? If that's the temperature of the heating element, then it is meaningless. A regular light bulb's heating element (filament) reaches to about 5,000F.

 

dcarch

 

It means that during baking, the thermostat cuts out at 450F, and, when set to broil, the thermostat cuts out at 500F. Put another way, when you plug your desired temp into the keypad, the highest it will let you enter for the bake setting is 450, and 500 for the broil.

 

I can't speak for these elements, but, in a normal oven, the element just turns on 100% until the desired temp is reached, and, then to maintain the temp, it's just cycles off and on. In a properly insulated oven and at the temps normal ovens reach, the power (wattage) doesn't dictate how hot the oven will get, but, rather, how fast it will get there. The thermostat dictates peak oven heat.

 

You do find some poorly insulated, low wattage countertops that lose too much heat to the outside and don't have the power to add enough heat to actually hit the top temp on the dial, but that's neither this oven nor your normal full size oven. That's why, when people mod their ovens by cutting off the lock and using the cleaning cycle (for things like pizza), they can hit temps as high at 800- because the thermostat never turns the element off and the heat just keeps collecting.

Edited by scott123 (log)
  • Like 1
Posted

It means that during baking, the thermostat cuts out at 450F, and, when set to broil, the thermostat cuts out at 500F. Put another way, when you plug your desired temp into the keypad, the highest it will let you enter for the bake setting is 450, and 500 for the broil.

 

I can't speak for these elements, but, in a normal oven, the element just turns on 100% until the desired temp is reached, and, then to maintain the temp, it's just cycles off and on. In a properly insulated oven and at the temps normal ovens reach, the power (wattage) doesn't dictate how hot the oven will get, but, rather, how fast it will get there. The thermostat dictates peak oven heat."

 

 

It makes a lot of sense for baking. The power cuts off when inside air temperature gets to 450F.

 

But it is meaningless to say 500F for broiling because broiling is mostly heating by infrared. As a matter of fact, you can actually burn your food even when air temperature is freezing inside if the IR source is strong enough. They need to give a lot more information about broiling.

 

My oven just has two settings for broiling, high and low. No temperature setting. Does your oven have broiler temperature settings? .

 

dcarch

Posted

It makes a lot of sense for baking. The power cuts off when inside air temperature gets to 450F.

 

But it is meaningless to say 500F for broiling because broiling is mostly heating by infrared. As a matter of fact, you can actually burn your food even when air temperature is freezing inside if the IR source is strong enough. They need to give a lot more information about broiling.

 

My oven just has two settings for broiling, high and low. No temperature setting. Does your oven have broiler temperature settings? .

 

dcarch

Broilers will still shut off if the internal cavity temperature is too high. For a device with cameras & lights in the cavity, I imagine they want to keep careful control of the max temp.

PS: I am a guy.

  • 3 years later...
Posted (edited)

Reviving an old thread, anyone try this? It got a stellar review in CI a few months ago, I thought about the Breville smart oven which a lot of people like on here which is how I came across this and it looks leaps ahead of that. The second iteration of the June looks much better both in terms of price and functionality, pricier than the Breville but it looks worth it to me. The built in thermometer and camera are awesome features

Edited by Beusho (log)

“...no one is born a great cook, one learns by doing.”

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