[Opera-CONNIE] Fwd: Pump picture

[Guillermo Fernandez]

120 V at the cord of the vacuum pump.


On Jan 14, 2015, at 2:43 PM, Juan Estrada wrote:

> What are we getting for voltage at the input of the whole pumping station?
> 
> Juan
> 
> On Jan 14, 2015, at 11:40 AM, Guillermo Fernandez <fmoroni.guillermo at gmail.com> wrote:
> 
>> yes, that's right. 
>> Should we try to connect it directly to the line? is that connector a PC connector?
>> 
>> 
>> On Jan 14, 2015, at 2:32 PM, Kevin R Kuk wrote:
>> 
>>> I measure 110 volts at the rougher and the minimum  spec is 90v.
>>> 
>>> Sent from my iPhone
>>> 
>>> On Jan 14, 2015, at 11:22 AM, "Alejandro Castañeda" <ale.cas.vaz at gmail.com> wrote:
>>> 
>>>> We measured 82.7V at the rougher.
>>>>   
>>>> 
>>>> 2015-01-14 15:09 GMT-02:00 Guillermo Fernandez <fmoroni.guillermo at gmail.com>:
>>>> 
>>>> 
>>>> Begin forwarded message:
>>>> 
>>>>> From: Kevin R Kuk <kuk at fnal.gov>
>>>>> Subject: Re: [Opera-CONNIE] Fwd: Pump picture
>>>>> Date: January 14, 2015 1:46:48 PM GMT-03:00
>>>>> To: Guillermo Fernandez <fmoroni.guillermo at gmail.com>
>>>>> 
>>>>> I was interested in voltage at the rougher . Measured by removing the power cord going into the rougher (see the earlier picture). This would help understand if it is the HiCube or the rougher.
>>>>> 
>>>>> Sent from my iPhone
>>>>> 
>>>>> On Jan 14, 2015, at 10:40 AM, "Guillermo Fernandez" <fmoroni.guillermo at gmail.com> wrote:
>>>>> 
>>>>>> Kevin,
>>>>>> the switch selector is in the "115" position, and the measured voltage in the cord of the vacuum pump is 120V which seems to be in the voltage range: manual MVP 015-2, page 10. This power is coming from the UPS.
>>>>>> Guillermo
>>>>>> 
>>>>>> 
>>>>>> On Jan 14, 2015, at 1:10 PM, Kevin R Kuk wrote:
>>>>>> 
>>>>>>> Is There 110 volts on the input to the rougher at the end of the AC cord into the Rougher?
>>>>>>>  
>>>>>>> From: Santa [mailto:juancruzestrada at gmail.com] On Behalf Of Juan Estrada
>>>>>>> Sent: Wednesday, January 14, 2015 10:03 AM
>>>>>>> To: Guillermo Fernandez
>>>>>>> Cc: <opera-connie at listas.if.ufrj.br>; Andrew G Lathrop; Kevin R Kuk
>>>>>>> Subject: Re: [Opera-CONNIE] Fwd: Pump picture
>>>>>>>  
>>>>>>> Maybe the problem is in the fuses?
>>>>>>> 
>>>>>>> On Jan 14, 2015, at 9:44 AM, Guillermo Fernandez <fmoroni.guillermo at gmail.com> wrote:
>>>>>>> 
>>>>>>> Hello,
>>>>>>>  
>>>>>>> Response to Juan suggestions:
>>>>>>>  
>>>>>>> 1) loose ac plug to the backing pump. See the grey cord in the attached picture, it should have
>>>>>>> a latch holding the plug in place.
>>>>>>> all the cables seem to be in the right place and well attached
>>>>>>>  
>>>>>>> 2) the green I/O switch on the backing. This switch could be hard to see, look at the attached
>>>>>>> picture.
>>>>>>> the green switch on the backing pump is ON.
>>>>>>>  
>>>>>>> Questions:
>>>>>>> 1) does the turbo pump get to full speed?
>>>>>>> 2) what is the vacuum gauge measuring?
>>>>>>> the gauge is measuring 22mbars. We didn't let the turbo pump to run for a long time in case the high pressure (22mbars) produce some damage on it.
>>>>>>> Do you want us to try it?
>>>>>>>  
>>>>>>> Guillermo
>>>>>>>  
>>>>>>> On Jan 14, 2015, at 12:04 PM, Juan Estrada wrote:
>>>>>>> 
>>>>>>> 
>>>>>>> Hello
>>>>>>>  
>>>>>>> we are looking at a pump exactly the same as the one you have in CONNIE.
>>>>>>> The only way we can get the turbo pump to spin without turning ON the backing
>>>>>>> pump is by disconnecting the AC power to the backing pump.
>>>>>>>  
>>>>>>> We can imagine two ways to do this.
>>>>>>> 1) loose ac plug to the backing pump. See the grey cord in the attached picture, it should have
>>>>>>> a latch holding the plug in place.
>>>>>>> 2) the green I/O switch on the backing. This switch could be hard to see, look at the attached
>>>>>>> picture.
>>>>>>>  
>>>>>>>  
>>>>>>> Questions:
>>>>>>> 1) does the turbo pump get to full speed?
>>>>>>> 2) what is the vacuum gauge measuring?
>>>>>>>  
>>>>>>> Thanks,
>>>>>>> Juan
>>>>>>>  
>>>>>>> Begin forwarded message:
>>>>>>> 
>>>>>>> 
>>>>>>> From: Kevin R Kuk <kuk at fnal.gov>
>>>>>>> Subject: Pump picture
>>>>>>> Date: January 14, 2015 at 8:57:18 AM CST
>>>>>>> To: Juan Estrada <estrada at fnal.gov>
>>>>>>>  
>>>>>>> 
>>>>>>> <image.jpeg>
>>>>>>> 
>>>>>>> <image.jpeg>
>>>>>>> Sent from my iPhone
>>>>>>>  
>>>>>>> _______________________________________________
>>>>>>> Opera-CONNIE mailing list
>>>>>>> Opera-CONNIE at listas.if.ufrj.br
>>>>>>> http://listas.if.ufrj.br/listinfo/opera-connie
>>>>>> 
>>>> 
>>>> 
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>>>> 
>>>> 
>>>> 
>>>> -- 
>>>> Alejandro Castañeda
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>> 
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