Attending rewinding and repair of pilot excitor, rectifier fitted with 250 KVA DG set along with servicing of main stator and armature at Haddo wharf, Port Blair in A and N Islands

Amount

DETAILS OF 250 KVA DG SET ALTERNATOR: Make: Jyoti Ltd, Vadodra India Alternator Type: JBA 280L - 4 - B3 KVA: 250, Volt: 415, Phase: 3 Amps: 348 A, Speed: 1500 RPM Ins. Class: Stator - H, Rotor - H Excitation: 61 V Current: 2.7 A Duty Type: SI

Dismantling the 250 KVA Jyoti Ltd., Make alternator coupled with Cummins -engine and attending servicing of 250 KVA Jyoti alternator. by dismantling the rotor and stator check the drive end and non drive end bearing replacing of bearing if required and cleaning the stator and rotor with the approved brand of cleaning agent ,heating the same to remove moisture and other impurities from winding. Applying class H insulator, varnish, sleeves wherever required, replacing the AVR (Make: ALTEX AXOI/Suitable reputed make), damaged wires to AVR & damaged wires from rotor for excitor circuits, power circuits etc., as per requirement including trial run and performance test including cost of all materials, labour cost, transportation charges, tool & plants, GST, port formalities etc., complete.

Rewinding of excitors stator and rotor with appropriate size of copper wire and replace of damaged diodes, rectifiers, insulators, hardware and refixing the excitor in the original position as directed by EIC including cost of all materials, labour cost, transportation charges, tools & plants, GST, port formalities etc., complete.

Shova Electrical