supply of limit switchlimit switch,limit switch oil tight and dust proof, die cast aluminum housing suitable for 415 volts (or abo ve), 50 hz, 10amp. ac supply for quick braking, spring loaded lever with roller 01 no.+01 nc auxiliary cont act with normal angular lever as per essen model type lsrs or bch catalogue code no.-llgs. mat specn. i s-2147/ 1962(or latest), ies: 60947-5-1, ip-65 or similar of make- bch or l&t or jeevan/schineider or sieme ns or essen. [ warranty period: 30 months after the date of delivery ] ] , two-way pendent type push button assly. with 2 nos of normally open inching type push butt on (indicated up and down button), suitable for 415v (or above) 10 amps (or above) with cable entry arra ngement through upvc nipple as per siemens model no 3sb5802-8ac3 or similar. make: bch/schineider/si emens/essen/snt [ warranty period: 30 months after the date of delivery ] ] , (a) direct on line starter with 2 sets of 3 pole / 4 pole contactors (2 sets ac contactor coils, 2 5 amp each), each set controlled separately by 415v. 50hz ac contactor coils. one set of contactor coil is t o be controlled by the forward direction of rotation through an inching type push button and the other set t hrough another inching button to control the reverse direction of 7.5 hp, 3phase, 50hz, 415volts, ac motor. there must be electrical interlocking contact to prevent both set of contactors to close simultaneously. eac h of above push buttons should have one normally closed auxiliary contact and one stop push buttons are r equired. the starter shall be complete with over load, shall be wired and shall be provided with power plug and socket with locking arrangement as shown in schematic drawing no. 1736/23 and 1737/23 alt.-1. each starter is to be provided with 2 nos. power plug and sockets and 2 nos. of control plug and sockets. maxim um dimension of the starter should not excessed 280mm (b) x 430mm (l) x 175mm (t) irrespective of dim ension. material spec.: is: 13947 pt.-4