supply and fixing of water coolers & ro water purifier systems at zonal office building under civil lines zone.-supply and fixing of water coolers & ro water purifier systems at zonal office building under civil lines zone, dsr dar electrical (with cp only)-2022, dar electrical-2022 and approved items; 1 part a-approved rate 2 122.2.124:supplying and installation of reverse osmosis (ro) water purifier of capacity 50 ltr/hr complete as required. 3 122.2.115:s/i/t/c of 4 kva voltage stabilizer having input voltage 150v-270v and output voltage 195-245v 4 122.2.84:supplying and fixing of full stainless steel body self-contained drinking water cooler with cooling capacity 150ltr per hr, storage capacity 150ltr and suitable for 230v supply as required. 5 od1989/2024-2025:supply and fabrication of pole protection system made up of 8swg steel wire mesh of size 25mmx75mm rectangular with 50mmx50mmx6mm ms angle iron for supporting the mesh i/c mv danger plate and grounding the protection system in suitable quality of cc etc as reqd. 6 dsr-2022 7 2.14.1:supplying and fixing following rating, double pole, (single phase and neutral), 240 volts, residual current circuit breaker (rccb), having a sensitivity current upto 30 milliamperes in the existing mcb db complete with connections, testing and commissioning etc. as required.25 amps 8 2.18:supplying and fixing 20 amps, 240 volts, spn industrial type, socket outlet, with 2 pole and earth,metal enclosed plug top along with 20 amps c curve, sp, mcb, in sheet steel enclosure, on surface or in recess, with chained metal cover for the socket out let and complete with connections, testing and commissioning etc. as required.