Re: Dual 51 Electrical Problem
Dave’s approach never worked for me - even by switching the 24V transformer tap inside the machines to boost the output to the control circuits and moving the PP manufactured leg around. I’m glad
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David P. Best
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#123657
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Re: Dual 51 Electrical Problem
Now that the machine is up and running, I'd check the voltages between the three legs and see what you have ( T1-T2, T2-T3, T1-T3 ) . Compare to what is on the motor plate to see if you are within
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David Kumm
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#123656
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Re: Dual 51 Electrical Problem
Terrence,
Glad you are up and running. Since we really want to learn from each other I am not exactly sure what was your issue.
One possibility is that the input to the PP was incorrect as described
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imran
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#123655
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Re: Dual 51 Electrical Problem
All and especially Dave Kumm:
Thanks for the input. I checked the PP documentation and determined the manufactured leg, traced it, swapped wires to keep the T3 from the machine controls (trial &
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Terence
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#123654
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Re: Dual 51 Electrical Problem
fwiw, 208v is not "low voltage" in the sense of some defect.? ? It's just a different electrical distribution system.? It's very common in certain industries, for example, IT data centers.
As
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mark thomas
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#123653
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Re: Dual 51 Electrical Problem
David: Thanks for the tip, I called PP and they will not supply but agreed with the fix in concept. Will source one here locally. Terry
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Terence
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#123652
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Re: Dual 51 Electrical Problem
Dave: I checked the 3 prongs at the plug, they read 120, 120, and 208…I have no idea how to move the 208 from the control circuit? The Dual spins the right way. Terry
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Terence
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#123651
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Re: Dual 51 Electrical Problem
I had the same problem when I moved from Virginia (240 supply) to California industrial park (208 supply). The solution was a buck/boost transformer between the panel and the Phase Perfect. Phase
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David P. Best
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#123650
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Re: Dual 51 Electrical Problem
I do not know industrial setups. It would definitely be worthwhile to measure all 3 outputs of the PP, phase to phase.
My assumption was that PP is receiving 208VAC phase to phase, if such a thing
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imran
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#123649
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Re: Dual 51 Electrical Problem
The code is flashed by a LED. Short pause when counting long pause end of digit.
If the issue is low secondary voltages then the solution would be to change transformer. You are within +/-10% input
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imran
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#123648
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Re: Dual 51 Electrical Problem
Check the output voltages on the PP. The 208v only applies to a three phase application with three legs measuring 120v to ground vs 240 delta where the third leg measures 208v. the two incoming legs
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David Kumm
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#123647
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Re: Dual 51 Electrical Problem
Imran: My bad, the 5T1 does not show a 208V but the wiring diagram does show a 208V tap (the sequence is 400V, 230V 208 V) the wiring diagrams are Greek to me. Terry
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Terence
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#123646
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Re: Dual 51 Electrical Problem
Imran: Year of production 2013, schematic shows 230V …no 208V tap. Brake board has no display window. Agreed on the low voltage…just no one can tell me how to re-set the machine parameters to
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Terence
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#123645
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Re: Dual 51 Electrical Problem
Terence,
My first guess would be that these voltages being low is the problem. Most digital circuits have low tolerance for low supply voltages.
What yr is your machine? Does your schematic show
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imran
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#123644
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Re: Dual 51 Electrical Problem
Imran: The 5T1 does not have a 208V setting, only 230V with the +/-10%. Yes, it will start but not run. The secondary voltages on the right side of 5T1 are low, 20V although in the 30V slot.
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Terence
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#123643
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Re: Dual 51 Electrical Problem
Terence,
Not sure what year is your machine but mine is from 2011. Because of some experiences, I can share some information that may be useful.
First, per the schematic the start function is built
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imran
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#123642
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Dual 51 Electrical Problem
All:
I need HELP. I moved my 7.35kw Dual 51 from a shop with 240V to a shop condo with 208V (two legs from a 3 phase utility supply to a single phase panel). ?The Dual runs on a Phase Perfect Phase
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Terence
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#123641
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Felder K 500 S - SF Bay Area
#forsale
Felder K 500 S with 9 ft. X-Roll slider in very good condition. Built in 2012. This is the version with Felder (not Hammer) internals. It has 4HP, 220v, 1 phase motor with a mechanical scoring unit.
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Uncle T.
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#123640
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Re: Rust removal from shaper spindle
Do they ship to the US?
Dave Davies
--
Dave & Marie Davies
www.myfinishingtouch.com
318-219-7868
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David Davies
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#123639
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Re: X-cut Fence Fine Adjustment 2004 KF700 1100 Outrigger
#sawsetup
This was for my older 2001 machine, but the same ideas apply. I went from adjusting every time I moved the fence to checking it once every couple of years, and it repeats on the 24” leg of our
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Brian Lamb
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#123638
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