1)Why V cross Arm is used in transmission lines? 2)Why H cross Arm are not used in single poles?
1 6442hi i am aziz electrical associate engineer. i am faceing problem in acs800 vvvf drive.it is tripping wothout any alarm/fault.i cheaked all parameters and fault function of drive, all are correct as well as communication parameters.but still it is tripping (drive is tripping in running position not in starting)
1 3094Post New Electrical Engineering Questions
What is the method for testing the differential protection stabilty in generator? When the time of starting What will happen if differentail protection connection wrong means?
what is the difference between an alternator and a synchronous motor
What is the difference IN MCCB's between thermal magnetic and electronic tripping system ?
What is the power factor of a transformer at no load?
What is block diagram?
What is the gross weight to copper ratio in slip ring induction motor of 4000 HP,6.6 kv, 372amp, 992 rpm GE motor.
can i connect wavetrap in 2 different phase in EHV line?
I have two PLC processors. I want to communicate both processor with each other. How i can do so?
what is droop control?
why do we not use equivalent voltage source in negative sequence equivalent ckt.
How to calculate multiplication factor in kva example 500kva ans pls ?
How to calculate the fuse rating depend upon the DC circuit?
Dear sirs, pls check this 4-20ma to RS485 module datasheet,pls guve me some suggestions. http://www.szsunyuan.com/sy/pro_more.asp?Productid=539 Thanks. E-mail:yunianjiang99@gmail.com
How to choose the vector group for the step up and step down transformers??? Tell me the which vector group is suitable for step up and step down transformers and whats the reason to choose and whats the benefits???
what is the differance between HT motors And LT MOTORS.
