providing and fixing of electrical and mechanical components of bisalpur dam for year 2021 - 22-1 contactor block ml-2, 32 ampere, ac-3, 415 volts, 50 hz, isi-3947, ec60947-4-1 for gallery. 2 providing and installing bch thermal relay mc 305, ann-3n series a-22-0, 30 ampere for gallery 3 providing and installing chavi switch of control panel of radial gates. 4 providing and installing limit switch housing rollor level 3se100e of siemens or equivalent make for radial gate. 5 providing and installing magnet coil 415 v - 440v, 50 ampere, 4 wires 6 providing and installing magnet coil 415 v - 440v, 50 ampere, 2 wires 7 providing and installing ht fuse wire 8 providing and installing hrc fuse 63 ampere 9 providing and installing timer coil 2 wire 10 providing and installing timer coil 4 wire 11 providing and installing magnet brake coil for radial gates 440 volts 40 amp 12 providing and installing amperemeter range 60 / 5a size 4 13 p&f two pin energy efficient compact flourescent lamp in existing holders / fixtures as required : 36 watts 4 pin 14 providing and installing bch thermal relay mc 305, ann-3n series a-22-0, 30 ampere for gallery 15 providing and fixing leather washer of diameter 6 16 providing and installing diesel filter for generator 17 providing and installing air filter for generator 18 providing and installing rotary switch 440v for generator 19 providing and installing rotary switch amp meter type 14 s 39 a for gallery 20 providing and installing timer set complete for gallery 21 providing and installing shut down valve for generator 22 providing and installing bch thermal relay 0-30 ampere for generator 23 providing and installing bch 32 ampere contactor coil 440 v for generator 24 providing and installing limit switch 220 volts siemens or equivalent make 25 providing and installing main switch 100 ampere 440 volts 26 providing & fixing of removable voltage surge protection device ( surge arrester ) iec 61643-11 type -2 for protection against transient over voltage ( 8 / 20 micro -seconds ) and to run current waves to ground, making connection, testing etc. as required. ( imax=40 ka, up= 1.2kv, uc=275 volts ) all as per pre approved by engineer in charge. for additional technical parameters of products / work , refer annexure a attached with this bsr .one pole and neutral 27 light vehicle driver for jeep / car / station wagon etc. ( license holder ) ( grade i 28 providing & laying p.v.c. / xlpe insulated & p.v.c. sheathed un-armoured / armoured aluminium cable of 1.1 kv grade as per pwd specification for electrical works in existing rcc / hume / stoneware / pvc pipe / open duct / cable trench with filling of excavated earth in trench , on existing cable trays or on surface etc. including making necessary connection, testing etc. ( a ) material :- h4- grade aluminium conductor of purity >99.6 % & as per is:1554 p-i / is :7098 p - i as required of size. 25.0 sq.mm, 4 core