Name of Work: SPECIAL REPAIR/ REPLACEMENT OF BER ELECT METER AT RANGAPAHAR MILITARY STATION.
Sl.No.
Item Description
Item Code / Make
Quantity
Units
1
1
Taking down carefully existing un-serviceable energy meter and deposited to E/M store complete all as specified and as directed.
767
Each
2
2
Supply and fixing Single phase energy meter LCD display type with optical port as per IS-13779 and IS certification mark, made out of transparent polycarbonate body with temper proof design with housing box and should give accuracy irrespective of mounting position. The accuracy should not get affected by external magnetic field. It should be with LED indication proportinal to kWh for on spot calibration check including fixing arrangement and connecting with copper reducing terminal with existing circuit breakers.Meter shall be meet with fwg specification:-\n(a) Connection- 1 Phase 2 Wire\n(b) Accuracy Class- Cl-1.0\n(c) Rated Voltage- 230V/240V(P-N)\n(d) Voltage variation- -40% to +20%\n(e) Current Rating- 10-60 Amp\n(f) Starting Current- 0.2% of basic \n(g) Accuracy up to- 120% of max current\n(h) Frequency- 50Hz\n(j) Frequency variation- -5% to +5%\n(k) Power Consumption- As per IS-13779\n(l) Operating temperature- -10°C to +55°C\n(m) Ingress Protection- IP 51\n(n) LED indication for power on, Reverse current, kWh Pulse output\n(o) Display- LCD(6 digit backlit display)\n(p) Power factor- 0.5 lag UPF-0.8 lead\nMeter shall continue to operate satisfactory under the fwg conditions:-\n(i) Phase/Neutral Reserverd \n(ii) Supply side- Load side interchanged\n(iii) Full Load/Partial Load terminated to earth\n(iv) Combination of any of the above.\ncomplete all as specified and as directed.\n Make - L&T/ Neptune/ HPL socomec/ Secure Meters/ AE.
767
Each
3
3
Supply and fixing sub-main wiring with PVC insulated & unsheathed two run of 4 Sqmm single core multi stranded copper conductor cable (FRLS), 1100 Volt grade alongwith one run of 4 Sqmm PVC insulated & unsheathed copper conductor cable (FRLS), 1100 Volt grade, connected to common earth dully as earth continuity conductor, drawn through PVC double locked casing-caping of size 20x12mm after and including taking down existing sub main wiring complete all as specified and as directed.\nMake of Copper wire: Havells/ Polycab/ RR Kabel/ Finolex/Gloster. \nMake of PVC Casing Caping: Supreme/ Ori-Plast/finolex/Richa/Presto Plast.\nNote : Three runs of 4 Sqmm cable and PVC double locked casing-caping of size 20x12mm shall be measured as one unit.\n
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