Posted on January 31, 2010.
Commercial ovens are all wired with 3 phase son? Ok, I have a series of stackable commercial ovens Hobart, Model # CN85. They are interconnected and are stacked, I got this way. Anyway I know houses have 110V and 240V. I know that the 220 cords and plugs, such as welders, dryers and stoves. All these energy high circulation. Now I know that three phases offer a better use of energy. But here is my question:
The ovens I have the conventional heavy cord and plug as a stove or dryer and WLED. Maybe these things plugged in and not need the fire department on stand by? The energy that I see is powered by a leading 40 amperes in a beaker of 20 amps.
These things are fans in them.
Here is the information off of the plate tag:
Hobart
MOD CN85
Serial # 43-459-901
208 V AC 60 Hz 1-3ph
Engine 230 2.5 V k lying (what ever that means).
Since we can not make replies submitt Thanks in advance. Please, please answer clearly and without games. The latter only affects the cooking time parameter control so they are not exactly ancient.
Fortunately, the plugs are designed specifically for the current that supplies them. If you can not physically fit the plug in the outlet of the oven for you, then you're ready to go. Start cooking! It is impossible to connect, for example, a stove (40A-240V) in one out of the dryer (30A-240V). They look alike, but they are different. Check this out:
http://www.systemconnection.com/download ...
If you think that the stove or late cord has been altered, try anyway. If it is overloaded, your circuit breaker trips. The code requires that electricians over so many things a crazy person with a stove change can not burn his house down!
A brief lesson on single phase vs. three phases:
In a typical circuit 240V single phase (ie dryer), the tension of the black wire to ground or neutral (white) is 120 volts, the voltage of the red wire to ground or neutral (white) is 120V. The tension between the red and black son is 240V.
In a circuit of three phases, the voltage between one of three Phase son (son hot) to ground or neutral (white) is always 120V. The tension between the two energized son is approx. 208V.
Since 240V is pretty close to 208V, some functions of the equipment of the same at each voltage. This is particularly true for heating appliances like yours. The electronic control circuit and will be powered off a single phase and require 120V.
If your oven can be said that stage 1-3, then I start looking for a pattern as one of the people above said. It is likely that this can be reconfigured in the junction box to accept a single phase supply. It should also point out the size of the circuit (eg, 30,40,50 A) required for each configuration. Be sure to use the correct wire size and the corresponding record for the circuit size. The hardware stores have all kinds of sockets clearly marked 20,30,40,50,60 A service etc.. You can always remove the lid and take a look. Call an electrician if you feel uncomfortable.
The ovens can be used on single phase power, it is probably a wiring diagram inside the electrical junction box. This is illustrated by the statement on the plate 1-3ph. The only problem you can have is the fan motor, it can be an AC motor, which you will not be able to run directly from the current phase.
Consult a licensed electrician. If you try something that causes problems (like fire), you are responsible. If you do not know if you have 3 phase power, you might have trouble. For what is on the label, it seems you need two sources of energy, 208 3-stage heating elements and 230V for the motor. You may be a source of more power if th.