GENERAL-PWD Roads Section Kayamkulam- UPS installation in roads section kayamkulam, KSEB meter shifting-General Electrical Work

Electrification

OD262376/2024-2025:SITC of 1 phases in and 1 phase out 1 kVA, without isolation transformer type, online UPS having 60 minute backup, connecting in stand-alone configuration with the following specification. a) input PF: 0.99 @ full load b) output PF: Unity c) input voltage range: 140V-280V with cutoff d) THD: <=10% , e) overall efficiency:>=87%, f) ambient temperature :0° C to 40° C, g) generator compatibility, h) pure sine wave, i) battery over charge & under charge cut off, j) bypass arrangement, k) EN/IEC 620401 for General Safety compatibility l) EN/IEC 620402 for Electromagnetic Compatibility m) EN/IEC 620403 for Performance n) EN/IEC 620404 or equal for Environmental compatibility o) LED+LCD Display p) Approved UPS make : Riello/APC/Fuji/Delta/Numeric/Hykon q) Approved c10 rated tubular Battery make: 12V,42Ah or higher C10 rated Exide/Amaron Quanta/Panasonic r) Architecture; Tower type( rack mountable not acceptable ) s) Marking: CE, BIS, RoHS t) All certificate copy to be submitted u) Warranty: 3 year after SITC.

1.27.3:Supplying and fixing following size/ modules, GI box alongwith modular base & cover plate for modular switches in recess etc as required.4 Module (125mmX75mm)

90.10.3.15:Supply and Fixing the following modular switches & accessories in the existing front plates and giving necessary connections as required (RoHS compliant )32A DP switch with indicator

90.10.3.23:Supply and Fixing the following modular switches & accessories in the existing front plates and giving necessary connections as required (RoHS compliant )16A 3 pin plug top

90.10.3.33:Supply and Fixing the following modular switches & accessories in the existing front plates and giving necessary connections as required (RoHS compliant )25A 3pin Shuttered socket

2.10.1:Supplying and fixing 5A to 32 A rating, 240/415 volts, 10 kA, ""C"" curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required. Single pole

2.12.1:Supplying and fixing following rating, double pole, 240 volts, isolator in the existing MCB DB complete with connections, testing and commissioning etc. as required.40 amps

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 30 milli amperes in the existing MCB DB complete with connections, testing and commissioning etc. as required. 25 amps

2.3.2:Supplying and fixing following way, single pole and neutral, sheet steel, MCB distribution board, 240 volts, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. as required. (But without MCB/RCCB/Isolator) 8 way, Double door

1.17.21:Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface / recessed steel/ PVC conduit as required.3 x 4 sq. mm