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380v Fiorenzato Fenice. How do I connect this?

Postby Dickwayne on Tue Sep 21, 2010 11:41 pm

so, I just purchased a used Fiorenzato Fenice 2G and it is a 380v machine (euro common?). I'm still super new to wiring and need help. it has 5 wires, which is strange to me. What is the simplest way to get this up and running in my house? Any and all support is appreciated, guys!
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Postby Bob_McBob on Tue Sep 21, 2010 11:52 pm

Sounds like a 3 phase machine.
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Postby Espin on Tue Sep 21, 2010 11:53 pm

Dickwayne wrote:What is the simplest way to get this up and running in my house?


Call an electrician. It's not worth burning down your house because you don't know what you're doing.
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Postby wookie on Tue Sep 21, 2010 11:55 pm

Dickwayne wrote:I'm still super new to wiring and need help.

Welcome to Home Barista. How did you end up with an 380 volt European machine? I don't want to be unhelpful, but when you describe yourself as "super new to wiring", I don't think that you should be screwing around with this. You need on site help from someone with electrical experience. This is just too dangerous for someone without electrical experience and you could damage your machine, start a fire or worse. It would be difficult and time consuming for someone at a distance to safely guide you in this.

It sounds like you have a machine that is wired for 380 VAC, 50Hz, 3-phase power. As your location reads Arizona, your house should have 120 VAC, 60Hz, single phase (and possibly 240 VAC, 60Hz, single phase). A purely resistive heating element might be wired into a high amperage circuit in your home. But someone needs to investigate the wiring inside your machine (electronic design, solenoid, motor voltages, etc) to see what needs to be done.

It could easily cost you $500 - $1000 to convert your machine. Either with a combination of replacing internal components and rewiring. Or by running a dryer/stove type circuit into your kitchen, then using a pricey variable frequency drive + some creative wiring. Most electricians will have no experience with this type of project. So it's not impossible, but depending on the machines' construction it may be very expensive to wire into your home.

.
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Postby another_jim on Wed Sep 22, 2010 1:18 am

There's no non-exotic way to wire in 380V in the US, since you'd need to get a whole new set of transformers to create the three 220V phases. The US three phase standard is 440V; if you pay the power company to switch you to commercial service and rewire your home, you can get that.

All in all, I think swapping the pump motor and heater may make more sense.
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Postby wookie on Wed Sep 22, 2010 1:35 am

another_jim wrote:All in all, I think swapping the pump motor and heater may make more sense.

Probably. But that still may not suffice. You have to look at all of the electric solenoids too and how the power supply to the control logic is configured. It's a non-issue with some machines which will accept 90 - 250 VAC SP to the electronics and feed the solenoids downstream. And an absolute nightmare on others.

In any case, it bears investigation. If the board PS and solenoids all expect 220/380V, a good argument can be made for a VFD being the easier/less expensive "solution". If I was the OP, I'd be looking for a proper electrical schematic for the machine.

.
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Postby Paul_Pratt on Wed Sep 22, 2010 1:44 am

To confuse everyone further...

It is very unlikely to be fixed 380V, it may have 5 wires but all components would be 220V. Presumably the machine has 3 elements (3 x 1200W), each being served by one of the 3 phases and the neutral.

On the standard euro HX machines you are able to wire 3 phase or 1 phase. To wire 1 phase you combine all the 3 lives into 1. Or to put it crudely, you twist them all together - them being probably black, brown and grey. The blue is always neutral and the yellow/green is earth.

You need to get it checkedout properly, but if it is a 220/380 for home use I would drop one of the heaters (let's say down to a more manageable 2400W) and run it 1phase.
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Postby wookie on Wed Sep 22, 2010 1:54 am

Paul_Pratt wrote:It is very unlikely to be fixed 380V, it may have 5 wires but all components would be 220V. Presumably the machine has 3 elements (3 x 1200W), each being served by one of the 3 phases and the neutral.

I'd bet that the components are 220V/50Hz & that the heating elements will be wired as you describe. But it's a crap shoot whether the motor will be three phase or SP. And God only knows how the power is rectified to the electronics or whether the line frequency is an issue until you look at how it's wired.

I doubt that the OP realized what he was getting into when he bought a 380V/3P machine.

.
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Postby Dickwayne on Wed Sep 22, 2010 2:34 am

Paul_Pratt wrote:To confuse everyone further...

It is very unlikely to be fixed 380V, it may have 5 wires but all components would be 220V. Presumably the machine has 3 elements (3 x 1200W), each being served by one of the 3 phases and the neutral.

On the standard euro HX machines you are able to wire 3 phase or 1 phase. To wire 1 phase you combine all the 3 lives into 1. Or to put it crudely, you twist them all together - them being probably black, brown and grey. The blue is always neutral and the yellow/green is earth.

You need to get it checkedout properly, but if it is a 220/380 for home use I would drop one of the heaters (let's say down to a more manageable 2400W) and run it 1phase.


The seller had the 3 wires twisted together, This was the most helpful post by far! thank you! i will have a friend of my family's (an electrician) take a look and give me some more advice on this. I wanted to ask people who had experience with spro machines first. Thanks, everyone for the advice.
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Postby Paul_Pratt on Wed Sep 22, 2010 3:02 am

wookie wrote:I'd bet that the components are 220V/50Hz & that the heating elements will be wired as you describe. But it's a crap shoot whether the motor will be three phase or SP. And God only knows how the power is rectified to the electronics or whether the line frequency is an issue until you look at how it's wired.

I doubt that the OP realized what he was getting into when he bought a 380V/3P machine.

.


I've never seen a 380V motor in a traditional machine. This configuration is quite standard in Italy, they give you the choice of wiring 1PH or 3PH.
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