On Monday 14 March 2016 11:02:44 Todd Zuercher wrote: > According to this doc. for that drive. > http://www.exoror.com/datasheet/VFD.pdf > Page 10-11 there should be screw terminals labeled P+ and Pr that are > for connecting the braking resistor. (They should be the 2 on the end > just right of the motor outputs.) This is assuming the documentation > is correct for that drive, which is sometimes a big assumption. > In this case yes, I have terminals for L0,L1,L2, GND, and UVW for the motor. Thats it, as I have been saying.
This is an HY01D523B, a number that is not in the list of coverage that manual shows. > ----- Original Message ----- > From: "Gene Heskett" <[email protected]> > To: [email protected] > Sent: Monday, March 14, 2016 12:26:38 AM > Subject: Re: [Emc-users] Using a vfd vs G33.1 > > On Sunday 13 March 2016 22:05:11 Danny Miller wrote: > > Which VFD is this? > > > > Danny > > A blue label in a matching sized depression on the right side claims > it is a: > > HY01D523B > With the I/O (1 to 3 phase) voltage (180-250) ratings and Frequency > 40-60 hertz, power at 1.5kw. > The next line says output 3ph, 220 volt,10 amps, 0-400 Hz > > But the booklet in the box claims its an: > > ASKPOWER A131, and the pix looks almost but not exactly the same, as > the pix has a pot to the right of the stop/reset button that this unit > does not have. > > Now, here's something interesting, I ebay searched for that model > number, and came up with the exact same HY etc number. But its rated > at 2Kw, and _does_ have the resistor callouts on the customer > interface according to the ebay pix! $129 + ship, about $30. > Essentially the same as I paid for this one. > > Ok, so now I know they are available. And I'm a bit smarter about > what I buy next time. So, this one, which seems to work and would be > right at home on a gantry router, is officially for sale, first > picture of Ben (on a $100 dollar bill + ship in my hand owns it. I > paid about $160 for this one. > > Thanks everybody. > > > On 3/13/2016 8:52 PM, Gene Heskett wrote: > > > On Sunday 13 March 2016 13:39:10 Jon Elson wrote: > > >> On 03/13/2016 08:47 AM, Gene Heskett wrote: > > >>> On Sunday 13 March 2016 09:30:30 John Thornton wrote: > > >>>> I just used the the one for by the drive. I "think" not all > > >>>> drives would use the same resistor. Just looking at the GS2 and > > >>>> there are 12 different braking resistors. > > >>> > > >>> All of which are $435 a copy & still need some sort of an extra, > > >>> external controller. AD thinks we are growing our own money on a > > >>> tree in the back yard? > > >> > > >> MOST VFDs have the switch transistor built into the power > > >> block. (6 rectifiers and 7 IGBTs). > > >> So, those only need the resistor added. The purpose-built > > >> braking resistors usually have a thermal overload sensor so > > >> the drive shuts down if the resistor overheats. > > >> > > >> Jon > > > > > > Well, I just took this one down as far as I could get it by taking > > > out screws abd unsnapping bits & peices w/o demolishing something, > > > and there aren't any terminals called P or B, anyplace. The only > > > thing missing seems to be a short, fat electrolytic labeled C4 in > > > the art work. Every other hole in the boards has something in it. > > > So I guess I tie the motor down with some clamps, and see how fast > > > I can make it reverse from its own panel. > > > > > > I note that the interface terminl board has separate fwd and > > > reverse outputs tallies. But in the instructions, about how to > > > configure it, both accel and decel times can be set as low as .01 > > > seconds. > > > > > > Panel 15 while configuring it says its the startup braking > > > voltage, can be set from 1 to 100 volts. > > > > > > Panel 16 is startup braking time, ensuring that it starts from > > > dead. > > > > > > Panel 17 is stop braking voltage, set 1 to 100 volts. > > > > > > Panel 18 is stop DC braking time, 0.00 to 650.00 seconds. > > > > > > Panel 19 selects the speed control input, choice of 5 different > > > methods, I'd use 3 for External 0-5 volt and feed it the PWM from > > > the 5i25, which I have been a ssured will work just fine. > > > > > > Skipping a bunch of stuff that it looks as if it might be used to > > > counteract any non-linearities in the speed obtain vs commanded, 7 > > > settings available there. > > > > > > Skipping ahead to Panel 29,30,31 which are labeled > > > 2nd accel time, 0.01 to 650 seconds > > > 2nd decel time, same range > > > 2nd decel stop frequency, .01 to 400 Hz, defining the output > > > frequency where it switches, Panel 8 & 9 settings are used above > > > this frequency, panel 29-30 used if below that frequency. > > > > > > On page 25 is a table of braking resistors, and that tables > > > heading says: > > > > > > There are internal regenerat brake resistance in this series > > > inverter from .75kw to 30 kw. If extra brake torque is needed, > > > please wire proper brake resistance, which in the table for this > > > size inverter, 1.5kw, is a 100 ohm 250 watter. > > > > > > And thats all it has to say about braking resistors, but the > > > device hasn't any terminals labeled P or B to which it shows the > > > optional braking resistor is wired to. Seems I ought to feed it > > > from the 5i25 just for S & G ... But I have some more work to do > > > on the mill before I tear that circuitry out & reroute to this > > > thing so I can play. > > > > > > Damn I hate it when the hardware and the docs aren't even in the > > > same country. > > > > > > Thanks, Jon, John & Danny, & anybony else that chimed in while I > > > was wrecking some mahogany by miss-reading the tape measure. > > > > > > Cheers, Gene Heskett > > > > -------------------------------------------------------------------- > >-- -------- Transform Data into Opportunity. > > Accelerate data analysis in your applications with > > Intel Data Analytics Acceleration Library. > > Click to learn more. > > http://pubads.g.doubleclick.net/gampad/clk?id=278785231&iu=/4140 > > _______________________________________________ > > Emc-users mailing list > > [email protected] > > https://lists.sourceforge.net/lists/listinfo/emc-users > > Cheers, Gene Heskett Cheers, Gene Heskett -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Genes Web page <http://geneslinuxbox.net:6309/gene> ------------------------------------------------------------------------------ Transform Data into Opportunity. Accelerate data analysis in your applications with Intel Data Analytics Acceleration Library. Click to learn more. http://pubads.g.doubleclick.net/gampad/clk?id=278785231&iu=/4140 _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
