Providing and installation of APFC panel for increased power factor at Chakratirth sewage pumping station

Supply and fixing of MPP-H heavyduty capacitor 415 Volt, 3 Ph., peak in rush current up to 250 xIn, over current up to1.8x In (normal current), operating losses total not more than 0.35 W/kVAR, switching 8000 operation/year, as per IS:13340-1993, IS:13341-1992 of approved make as required as per specification 5 to 25 kVAR bank 29.18P-67

Supply & fixing of High Breaking Capacity (HBC) Fuse Links bolted connection typeasper IS:13703 :1993 & IEC:60269 :1986 with 80 kA breaking capacity of approved make 160 Amp to 250 Amp 25.14P-3

Supply of ISI Marked Automatic Star-Delta Starters confirming to IS:13947-4 with suitable over load relay range and contactor size & timer 415 V, 3-Phase with two earthing terminals 3 to 12.5 HP 25.13P-38

Supply of ISI marked and accepted standard of miniature circuit breaker (MCB) of 'C' series with short circuit indication, suitable for 240/415 Volts,50 Cycle, 10 kA/15kAValue ACsupplyconformingtoIS: 8828: 1996, IEC : 60898 :2002 & 60947-2 but without enclosures : 27.8P-56

MCB SP 6 Amp to 32 Amp 10 kA rating

MCB TP 6Amp to 32Amp 10kA rating

MCB DP 125Amp 15kA rating

Supplying and fixing of capacitor duty contactor of approved make in existing power factor/LT panel including connections etc.as required as per specification. 29.29P-68

For 5 kVAR 440V,3Ph,50Hz, Aux contact-1NO

For 10 kVAR 440V,3Ph,50Hz, Aux contact-1NO

For 15 kVAR 440V,3Ph,50Hz, Aux contact-1NO

For 20 kVAR 440V,3Ph,50Hz, Aux contact-1NO

For 25 KVAR 440V,3Ph,50Hz, Aux contact-1NO

Supplying and fixing of LT Panel accessories of approved make in existing LT Panel including connections etc.as required as per specification 29.28P-68

Frequency Meter

Meter Multifunction Meter

Copper Bus bar strips with PVC sleeves

LED lamp indicator

Supply, installation, testing and commissioning of programmable universal (AC/DC) current monitoring relay shall be usable with current transformer for detecting upper and lower value, upper set point minus hysteresis range (5-50%) for switch ON, lower set point plus hysteresis range (5-50%) for switch ON and fault memory. It shall be immune to supply interruptions of < 200 ms with detection levels of AC (0.1…10) A at transducer to 600A/ DC (0….10) A. The switch off/reaction/start delay shall be for (0.1…12)s/0.35s/(0.1..20)s respectively. The current monitoring relay shall have insulation according to EN 61810-1 with electrical isolation between supply to measuring circuits and shall comply to EMC specifications as per EN 31000-4-2/3/4/5/6 and EN 55022. It shall work at a supply voltage of 230 V AC with and electrical life at rated load AC1 shall be 1 lakh cycles and shall work at an ambient temperature of -20 to +55 deg C. The mounting shall be on 35 mm DIN rail (EN 60715) and shall have necessary approvals like CE and GOST. 52.9.1P-207

Supply, installation, testing and commissioning of 230 V AC operated filter fan shall have air volume 14 to 470 m3/h With exhaust filter installed in cabinet and Air volume 24 to 630 m3/h with free flow. It shall have power consumption is 4 to 130 W and minimal depth with in enclosure and very low acoustic noise. The filter material consists of a synthetic fibre progressive construction which is moisture resistant to 100 degree C and shall work at an ambient temperature of -10 to +70 deg C. The Filter Fan shall have necessary approvals like CE, EAC and UL and shall be IP 54 protected. The Filter mats are to filter class EU3 accordingly DIN 24 185 and have an average filtering degree of 80 to 90 % and The filter fan shall have 50,000 hr life at 40 degree C. 52.14.1P-210

Supply, installation, testing and commissioning of 110 to 230 V AC operated Panel Heater shall have an operating range of 88...253V AC. The Panel Heater shall have heating power of 100W. It shall have PTC resistor, Self- regulating heating system and shall work at an ambient temperature of -45 to +50 deg C. The mounting clip shall be on 35 mm DIN rail (EN 60715) and shall have necessary approvals like CE, UL and should be touch proof. 52.15.1P-21

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