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Hi We want to start the PM of cables and cable trays at our plant. We will check the following items in the course 1. Physical inspection of cables and cable trays. 2. Look for sharp edges along the bents of cable tray. 3. Check the ground connection integrity. Can you please identify some...

I work in a gas processing plant where electrical power is generated by three identical gas turbine driven turbo generators (A, B and C). Each generator is rated 11kV 20.38 MW at 0.8 PF 430C. During normal operation 2 out of 3 generators are run to feed the plant load (32 MW approx.) while the...

Hi I m trying to select some technical magazines and manuals for our electric department. Can somebody help me in the selection. Thanks

We are facing a problem regarding the firmware revisions of the SR 489 relays installed at the our site generators and the spare relay that we have ordered. Spare SR 489 relay Serial # : A3230577 F/W Rev: 32 I 15 2A 8.00 MFG date: July 23, 2003 Installed SR 489 relay Serial # : A3230577...

Hello I want to design a solar energy system for our wellhead. The system will cosist of Solar cells (energy source, Solar regulators, Batteries and Load consisting of a lamp, A base set radio and a fan. Please tell me 1. Where should I start from? 2. How can I perform the calculations and...

In the upcoming shutdown, we want to do the IR test and measure the winding resistance of generator winding. The generator is rated 11kV , 20.38 MW , 1337A, 0.8 pf. We dont have enough time in the shutdown open up things completed. 1. What can be the best way to measure winding resistance and IR...

Please tell me the necessary tests that must be performed in a tranformer oil on yearly basis Best Regards

Can anyone tell me where I can find comprehensive description of a motor's mechanical components, frame sizes, IP, IC classes etc Thanks Photocell

Hi Please tell me what will be the magnitude of current taken by a three phase induction motor when the motor is running at full speed and the voltage applied to it suddenly resduces to zero and then come back again (e.g when the contactor of the motor drops and makes again.) Will this be...