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Looking to replace a bunch of the old Federal Pioneer DSP MKII units. Im having trouble sourcing an alternate, any suggestions would be apreciated.

I have a small problem. We have a device that outputs a simple alarm via ASCII code, but my Plant Network is ModBus RTU. Does anyone know of some Local (N. American) products that are tried tested and true?

Thanks for the insight dpc. I found out that by installing the Multilin 369 (or any such Microprocessor driven relay) we can use a calculated phase B, using the inputs of A and C. Seems somewhat crazy to me, purchase one CT and get full protection, but they want to go that way, so be it. Thanks!

Ive came across an application for a 1200hp 4160V motor, running vertical pumping units. For some reason there are only 2 phase CTs and One zero sequence CT. Does anyone have any feedback or experiance with a 2 CT application. They currently have old Westinghouse protection on the motors.

WHat are people usuing in terms of Arc Flash protection? Im hearing about the optical sensor relays, or the Crowbar to gnd methods. Any input on what you have seen, used, etc...

Zoobie: A few things about the Robicon Drive; because of the topology of the drive, the Robicon Perfect HArmony does not need additional harmonic filtering, or output filters for dV/dT issues. Basically, the drive consits of stacked voltage cells, as in a flashlight. These voltage cells add...

GE Multilin sells an industrial quality RS465-Fibre convertor called Multinet. It will do the conversion you need, and enables you to daisy chain up to 32 devices on the system. http://www.geindustrial.com/cwc/products?pnlid=6&id=multilink Rod Lechelt

Hello All, We are trying to decide on what brand of SS to go with on our next project. This is a LV line, wiht a few SS on it, varrying in HP from 150 to 450hp. We are looking at Benshaw and Motortronics, but want some experienced input on the two...Can anyone give their two cents about the...