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Tender For Supply Of Portable Submersible Pumps, Automatic Changeover Switch And Bus Bar Chamber In Ptpp, Parichha, Jhansi (Up)-284305. - Enclosed AUTO/Manual CHANGEOVER SWITCH WITH CONTROLLERS 4 POLE 415 V AC 3 PH, CAPACITY 630Amake -HPL, SIEMENS,L&T,HAVELLS.Rating & Service630 A, 4-pole, 415 V ±10%, 50 Hz, 3-phase 4-wire (TPN), TN-S earthing.Continuous transfer capacity 630 A; short-circuit withstand = 50 kA (1 s) or site fault level.Contactor-based ATS (2 × 4P power contactors) — fast transfer (100–300 ms).busbars & TerminationETP copper busbars sized for 630 A (neutral 100%, earth =50%), tinned palms, torque-marked lugs, top/bottom gland plate.Controls & LogicAMF controller with mains/alternate supply, phase loss/sequence, programmable delays (start, warm-up, transfer, re-transfer, cool-down), retries.Local Auto/Manual/Test selector, start/stop, indicators (Mains, alternate source), alarms.Safety & InterlocksMechanical + electrical interlock (no paralleling), door interlock, emergency stop.Metering & Interface (optional)Multifunction meter (V, A, kW, kWh)Standards & TestsIEC 61439-1/2, IEC 60947 series, IS 3043 wiring; routine tests: IR =1 GO (500 V), 2.5 kV AC dielectric, functional simulation. 2 Submersible Pump 1.1KW/1.5HP, Discharge Range = 400 - 65 LPM, Power - 0.75/1.0KW/HP, HEAD = 5-11M,Speed = 2900rpm, Single Phase.MAKE-KIRLOSKAR,CROMPTON GREAVES,HAVELLS. 3 Technical RequirementItem: 3×32-Way 800 A Enclosed Bolted Bus Bar Chamber with MCCB 800 ABus Bar ChamberType: Enclosed, bolted type, dust & vermin proof.Rating: 800 A, 3-phase, 4-wire system, 50 Hz.Ways: 3 rows × 32 ways each.Material: High conductivity electrolytic copper / ETP grade aluminium bus bars, tinned plated.Insulation: Heat-shrink / PVC sleeve, rated for 1100 V. IP-55 protection.Supports: Non-hygroscopic, non-tracking, high strength insulating supports.Terminations: Suitable for cable lug connections.Circuit Breaker (Incoming)Type: MCCB, 800 A, 3-pole, 50 kA breaking capacity (minimum).Trip Unit: Thermal-magnetic or electronic with adjustable overload & short circuit protection.Conforms to IS/IEC 60947-2.GeneralAll equipment to comply with IS/IEC standards.Proper earthing arrangement as per IS 3043.Nameplate & identification marking for incoming & outgoing feeders.All connections to be accessible for maintenance.MAKE-HAVELLS,HPL,L&T,SCHNEIDER,C&S,ABB. 4 Item: 3×8-Way 200 A Enclosed Bolted Bus Bar Chamber with MCCB 200 ABus Bar ChamberType: Enclosed, bolted type, dust proof.Rating: 200 A, 3-phase, 4-wire system, 50 Hz.Ways: 3 rows × 8 ways each.Bus Bar Material: High-conductivity electrolytic copper or ETP-grade aluminium, tinned plated.Insulation: Heat-shrink / PVC sleeves rated for 1100 V.Enclosure: CRCA steel sheet, min. 14 SWG, powder coated, IP-55 protection class.Supports: Non-hygroscopic, non-tracking, high-strength insulating supports.Terminations: Suitable for cable lug connections.Circuit Breaker (Incoming)Type: MCCB, 200 A, 3-pole, min. 36 kA breaking capacity at 415 V AC.Trip Unit: Thermal-magnetic or electronic with adjustable overload & short-circuit protection.Conforms to IS/IEC 60947-2.GeneralAll equipment to comply with relevant IS/IEC standards.Earthing arrangement as per IS 3043.Nameplates & identification markings for incoming and outgoing feederMAKE-HPL,SCHNEIDER,ABB,C&S,HAVELLS,L&T
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