Tender For heavy duty circular magnet with following specification 1. application- circular lifting magnet suitable for lifting cold as well as hot ferrous material up to 600?c in a foundry environment 2. operating voltage-220vdc 3. cold current- max.105 amps 4. cold power- min. 18.5 kw 5. self weight- total self-weight of the magnet shall not exceed 5 tons, inclusive of suspension chain, master bail, lugs, pins, and all other accessories 6. duty cycle- min 50% at a 10-minute cycle 7. magnet diameter- 1650 mm with tolerance of -25.5 mm/+50 mm 8. minimum lifting capacities- the lifting capacities of the magnet shall not be less than the following: a) pig iron (1 hm)-2359 kg, b) pig iron (2 broken)-1225 to 1497 kg, c) steel turnings-771 kg 9. magnet conductor & insulation- magnet conductor shall be made of premium electrical-grade copper, minimum copper purity shall be 99.99%, coil insulation shall be class "h" 10. magnet body construction- the magnet shall be made of high-grade cast steel, of welded construction, and shall be waterproof and mechanically robust, suitable for heavy-duty foundry applications 11. bottom plate & sealing plate- a)heavy duty non-magnetic bottom plate and sealing plate shall be provided,b) material shall be wear-resistant, work-hardened manganese steel, c)plates shall protect the coil from damage due to impact, abrasion, and bumping 12. suspension chain assembly- a)heavy duty, annealed alloy steel, 3-legged chain shall be provided, b)chain shall be complete with a master bail suitable for crane hook suspension. heavy-duty lugs & pins shall be provided toconnect the chain to the magnet 14. surge protection? a suitably rated surge suppressor shall in the magnet circuit 15. testing & test certificates? all relevant tests and test certificates shall be submitted along with the supply. specn: 1. cold current: max 105amps, 2. cold power: 18.5 kw 3. self weight less than 5ton inclusive of chain, bail and other accessories. duty cycle: min. 50% at 10minutes cycle 5. diameter of magnet: 66inches -1 inch +3inch. 6. lifting capacities shall not be less than (a) pig iron1hm - 2359kgs) (b) 2 broken pieces: 1225 (c) steel turnings: 771kg ]
Tender For corrigendum : annual maintenance of ash dyke phase ii and ash pond management for pollutioncontrolworks and operation and maintenance of shaft and approach road around ash dyke i ii and other work assigned at sgtps birsinghpur - annual maintenance of ash dyke phase ii and ash pond management for pollutioncontrolworks and operation and maintenance of shaft and approach road around ash dyke-i & ii and other work assigned at sgtps, birsinghpur.
Tender For supply of labor for upgrading and restoration of water lines, leakage repairs, pollutioncontrolwork and other related work in pocket no. 1, 2, i.e. from manmohan char rasta to khodiyar mata temple and various other places in nikol ward of east zone.
Tender For work to lay new water lines, repair leakages, carry out pollutioncontrolwork and upgrade the existing network at various places in mithakhali gam navrangpura gam, memnagar , ishvar bhuvan and other area in navrampagura ward, west zone