supply of thrustor brake 18kg. , thrustor brake 18kg(electro hydraulic thruster) model st-520 of m/s. speed- o - controls (or) model at-5 20 of m/s. anand systems make or its equivalent model in m/s. cce/ electromag/ galvi makes as per technical specificat ion details specified below. 1) rated thrust : 18kgs. 2) stroke length : 05 cm. 3) power supply : 3-phase. 4) voltage : 41 5v ac. 5) frequency : 50 hz. note:1] one sample should be got approved before effecting bulk supply. 2] firm shall quo te for any one make mentioned in the tendered description along with valid authorization. if vendor offers/bids for more than one make or if the firm mentions, as per tender in their bid(s), their offer will be summarily rejected. [ warranty period: 12 months after the date of delivery ] ]