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  • Users: mannumss
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  1. mannumss

    WINCC V 7.0 INSTALLATION

    CAN WE INSTALLED WINCC V7.0 DEMO VERSION IN WINDOWS VISTA HOME- PREMIUM ? IF YES WHAT ARE THE REQUIREMENTS.. I ALREADY HAVING WINCC CD PLEASE GUIDE ME?
  2. mannumss

    Neutral to ground voltage high?

    we have 600 KVA tr 3.3KV/440 V, its 400 V secondary using for various loads like lightings, LT motors ETC. One of recently load connected to Iron XRF ( X-RAY ) machine. which is very sensitive machine to analize Iron properties.this machine supply coming through UPS. as per Service engineer of...
  3. mannumss

    how to check the capacitor value

    WE HAVE CAPACITOR BANKS FOR SVC ( STATIC VAR COMPENSATOR )AND USING THE CAPACITORS BANK IN 100HZ,150HZ,200 HZ, 250 HZ FILTER. CAPACITORS ARE SERIES PARALLEL CONNECTED.. ALL CAPACITORS CONNECTED TO 33 KV NETWORK, BUT HOW TO CHECK THE CAPACITORS IF ANY FILTER UNBALANCE WHILE CAPACITOR CONNECTING...
  4. mannumss

    How to test the Thyristors

    My all thyristors are using in TCR ( Thyristor control reactor )high Voltage circuit and i dont know weather it is GTO or Not. but it should be latch as per my Knowledge. i used 12 VDC source as i mentioned through strong Battery charger and lamp is 12V, 21Watt. OR any other method to test the...
  5. mannumss

    How to test the Thyristors

    dear friends,, i have tested the three different thyristors through lamp circuit.. but not satisfied.. as per some sites information, i connected the 12 vdc source. i given positive to anode and gate. before gate there is switch.. negative given to 12 vdc lamp one side.. while another side lamp...
  6. mannumss

    How to test the Thyristors

    we have Disk type thyristors which are used to control the Reactor ( used in SVC circuit ), how to test the new Thyristor is it OK or not? Is it possible by multitester or any other method? this thyristor having 2 wires...any ideas are helpful for me thanks in advance.
  7. mannumss

    what is the solution Line Voltage drops

    actually i am not from the Furnace side that is another section, i am from Main S/S and we are supplying the Voltage to furnace side, phovnanian sir actually same type means just We have Electric furnace but it is different that one from siemens and this is by Danieli, i will post the single...
  8. mannumss

    what is the solution Line Voltage drops

    i am working in middle east one of the steel company, we have Electric Arc furnace of danieli,we are supplying the 33 KV Line voltage to Furnace side,we have all compensation equipments SVC everything is running smoothly, only the problem is when the Furnace arcing time ( power ON )the Line...

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