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Hi, I would appreciate if someone could enlighten me on US type 3 AC phase connectors and relevant ratings .. here is the problem .. We have equipment that here in Europe is powered from a 3 ph 32A supply (with Neutral) The electrical connection we make is L1 to N, L2 to N and L3 to N we now...

Hi Can anyone help with a simple macro that will take 3 or 4 columns Excel files … and remove all the rows that has multiple first field. Example : 123, 34234, 2232,2233, 123, 43294, 3233, 32 124, 5442, 4445, 4332 124, 44432, 54322, 4333 124, 4345, 4344, 4332 125, 4343,43215, 4334, 125, 435...

We have a stange problem involving RCCB. We have 6 battery chargers connected to a 3ph supply – 240V line to line (2 Chargers on phase 1, 2 chargers on phase 2 and 2 chargers on phase 3 .. All chargers are 240 so we have had to connect them line to line to get the correct voltage, Each charger...

Hi, Can anyone help with the correct formula for estimating the power requirement of powering a fridge compressor. We have a compressor which normally would be powered by a large diesel engine. The customer wants us to power the fridge using only DC power (or AC via an inverter). I am familiar...

– How can I force my graphs to show the timeline correctly if the time (in 24hr format) goes past 00 … Lets say I have a data set that starts at 18:00 …and ends at 02:00 in the morning. The graph should follow the correct timeline …and not change the timeline to 00:00 to 02:00 and then start at...

We are discussing the pro/con of Alodining v Etch priming on a riveted spar assembly. Anyone with practical long term experince with Alodining ?

I have been told that it is possible to use the journal file and re-create all the work lost when you crash. Right up to the last point when the failure occurred. Can anyone advice on this please ??

How do you import exp files in V5 ??

Hi, I am slightly confused and hope someone can put me straight on this. Power in W is Shaft torque in Nm * the angular velocity in rad. So at 195Nm (44lbf) and a shaft speed of 1250rpm I am developing 25619W (25.6kW) Now when I look at my motor curve …. 44lbf and 1250 rpm …The power curve...

Hi Can someone help me with what I believe is referred to as a 3 point formula for calculating the open and closed length of a leaf spring. My problem is that I have a multi leaf spring and have to work out the geometry for arriving at the best shackle length and its position. If I can...

Hi, Can someone please point me in the right directions for calculation best type of splines to use for a 5000kg rear axle. We have had problems with an old axle design using straight cut splines. This axle is now up for redesign (to many spline failures !!) and I would like to have a bit of...

Hi, Can anyone help with pointing me in the right direction for design calculation of leaf spring capable of taking loads of 1000kg to 3000kg - For use on slow moving vehicules Jan

I am looking for a supplier of a digital 2 display counter for a speedometer application for a EV – Must have adjustable trigger level for different RPM (speed warning). Can anyone suggest a supplier (Motor speed <= 8000 RPM)