PROVISION OF TRANSFORMER, PANELS AND HT/LT CABLES FOR MH AND DSOI AT NEW CANTT UNDER GE (WEST) PRAYAGRAJ.

Supply, install, testing and commissioning and testing of outdoor type,Transformer 800 KVA capacity step down with dual ratio on HT side 11/0.433 KV at no load 3 phase , 4 wire AC, 50 Hz, AC double wound core type copper wound ,oil immersed ,air natural cooled with external cooling tubes ,transformer delta coonection on HV Side and star coonection on LV side in accordence with vector symbol Dyn-II with neutral brought out on secondary side and having tapping in step of ± 7.5% step of 2.5% each to be changed by means of hand operated off load tap changing gear arrangement including first fill of transformer oil as per IS -335 and including all fitting /accesories as specified in SSR Part -I and IS -1180 Part I/2014 (revised) BEE Star rated energy saving.( Energy efficiency level -3) Transformer should have cable box on LT side and brass bushing on HT side ,oil temprature guage ,dehydrating breather with first fill of dehydrating silica gel ,oil conservator tank ,explosion vent ,rating and terminal marking plate, oil level guage ,oil drain and filter valve ,independent earth point and neutral fittings ,earth terminal at bodybase ,voltage regulation should be as per IS and limit of temp rise after contineous full load run as specified in SSR part -I and is - 1180 Part I (revised) shall be stand by adjusted to suit the maximum ambient temp prevaling at site all as specified comprising with the following specification :-

(a) Earthing terminal and rating diagram plate. (b) Air release device. (c) Oil filling inlet pipe with plug. (d) Drain outlet pipe with brass gate valve with dummy plug. (e) Conservator with level gauge. (f) Silica gel with breather. (g) First Oil fill up to the recommended level by the manufacturer with new oil conforming to IS 335. (h) Type of connection Delta/Star. (j) Type cooling : ONAN. (k) Vector Group : DYN 11. (l) Type of connecting arrangement cable termination boxes on HT side and on LT side. (m) Oil temperature gauge 100mm dia dial type. (n) Buchholz relay. (o) Plateform for Transformer of size 4000mm x4000 mmx 1200mm alongwith fencing & gate shall be provided all as specified & shown on drawing No. CELZ/TD-699 sheet 1/1. (p) Two Nos GI tubing light grade 100mm dia 60cm long embedded in brick/wall on LT/HT side for drawing underground cable. Note: Testing and commissioning of transformer shall be carried out by SEI from HQ CE CC before issue of completion.

Supply, install, testing and commissioning and testing of outdoor type,Transformer 200 KVA capacity step down with dual ratio on HT side 11/0.433 KV at no load 3 phase , 4 wire AC, 50 Hz, AC double wound core type copper wound ,oil immersed ,air natural cooled with external cooling tubes ,transformer delta coonection on HV Side and star coonection on LV side in accordence with vector symbol Dyn-II with neutral brought out on secondary side and having tapping in step of ± 7.5% step of 2.5% each to be changed by means of hand operated off load tap changing gear arrangement including first fill of transformer oil as per IS -335 and including all fitting /accesories as specified in SSR Part -I and IS -1180 Part I/2014 (revised) BEE Star rated energy saving.( Energy efficiency level -3) Transformer should have cable box on LT side and brass bushing on HT side ,oil temprature guage ,dehydrating breather with first fill of dehydrating silica gel ,oil conservator tank ,explosion vent ,rating and terminal marking plate, oil level guage ,oil drain and filter valve ,independent earth point and neutral fittings ,earth terminal at bodybase ,voltage regulation should be as per IS and limit of temp rise after contineous full load run as specified in SSR part -I and is - 1180 Part I (revised) shall be stand by adjusted to suit the maximum ambient temp prevaling at site all as specified comprising with the following specification :-

(a) Earthing terminal and rating diagram plate. (b) Air release device. (c) Oil filling inlet pipe with plug. (d) Drain outlet pipe with brass gate valve with dummy plug. (e) Conservator with level gauge. (f) Silica gel with breather. (g) First Oil fill up to the recommended level by the manufacturer with new oil conforming to IS 335. (h) Type of connection Delta/Star. (j) Type cooling : ONAN. (k) Vector Group : DYN 11. (l) Type of connecting arrangement cable termination boxes on HT side and on LT side. (m) Oil temperature gauge 100mm dia dial type. (n) B uchholz relay. (o) Plateform for Transformer of size 4000mm x4000 mmx 1200mm alongwith fencing & gate shall be provided all as specified & shown on drawing No. CELZ/TD-699 sheet 1/1. (p) Two Nos GI tubing light grade 100mm dia 60cm long embedded in brick/wall on LT/HT side for drawing underground cable. Note: Testing and commissioning of transformer shall be carried out by SEI from HQ CE CC before issue of completion.

Supply, laying & testing cross linked polyethylene insulated (XLPE) galvanised steel strip armoured HT cable with aluminum conductor, 11 KV `E’, of cross sectional area 120 Sqmm, three core (IS-7098) in trenches/through pipes/ducts or on poles at crossing of OH lines of MES and road crossing and including cable indicator complete all as specified and directed .

Supply, laying of LT cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 400 sq mm 3.5 core complete all as specified and directed .

Supply, laying of LT cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 240 sq mm 3.5 core complete all as specified and directed .

Supply, laying of LT cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 185 sq mm 3.5 core complete all as specified and directed .

Supply, laying of LT cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 95 sq mm 3.5 core complete all as specified and directed .

Supply and fix cable jointing kit for 11 KV grade cable for outdoor termination , cold shrink type, joint complete with jointing material and accessories suitable for 3 core XLPE, armoured, Al conductor cable of size 120 sqmm complete all as specified and directed.