I spoke with ABB drives yesterday and it turns out I have to use an ACS 800 and change my motor to a six pole. This is due to the large start up torque of the pump. Also it has to be an ACS 800 due to the fact that the motor is an EExde motor for use in Zone 1 IIB T3.
Thanks for the info
Jaref,
I intend to use two drives. I spoke to ABB Drives who say that their ACS 800 500V series is suitable. I always want to put a 400V 50Hz supply out so as such I will never be using it to generate a 440V supply. Am I correct?
Cheers Incisive
So if i get this correct:
I connect my three phase incoming supply, what ever it may be and manually set the output at the VSD control panel? So as long as the procedures to do this are outline all should be ok?
I am currently working on the design of a chemical injection skid for offshore use. We have designed the unit to run from a 400V 50Hz supply. There are two motors on this unit. These are coupled to geared pumps. My client has now stated that the unit should run from the following supplies:
400V...