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Description

Repair/ Replacement Of External Electrical Supply Including All Lt Equipments, Mccb S, Lt Panels, Security Light, Lt Cables And Allied Em Works For Ac Plants, Pump House, Lift Machine Rooms And Mes Stores

Tendering Authority: Military Engineer Services

India, Delhi, Delhi

NTID

29253493

Last Date For Submission

19 Oct, 2022

Closing Date

19 Oct, 2022

BOQ Items Total Items : 98 | Total Qty : 9803
# Item Quantity Units
1 Supplying, Installation, testing & commissioning in replacement of cubical type LT starter panel suitable for 415 V, 3 Phase, 4 wire 50 Hz AC supply system having front surface area fabricated in compartmentalized type tested assembly (prefrebly) having IEC code IEC-60439/IS 8623 designd from CRCA sheet steel of 2 mm thick for frame work and covers, 3 mm thick for gland plates i/c cleaning & finishing complete with 7 tank process for powder coating in approved shade, having 2000 Amps. capacity extensible type TPN aluminium alloy bus bars of high conductivity, DMC/SMC bus bars of high conductivity, DMC/SMC bus bar supports, with short circuit withstand capacity of 36 kA for 1 Sec. bottom base channel of MS section not less than 100 mm x 50 mm x 5 mm thick, fabrication shall be done in transportable sections, entire panel shall have a common G.I. earth strip of size 25 mm x 5 mm at the rear with 2 Nos. earth stud, solid connections from main bus bar to switch gears with required size of Al. bus bars and control wiring with sq.mm PVC insulated copper conductor S/C cable, cable alleys, cable gland plates in two half, i/c providing following switch gears. (Depth not less then 1000 mm). Panel should have suitably electrical & mechanical interlocking for incomer & bus coupler. Note:- (a) All MCCB shall be suitable for 3 Phase 415V, have Ics=100%Icu for all breaking capacities with Uimp (Impulse Withstand Voltage) of 8KV and Ui (rated insulation voltage) of 750V AC. MCCBs of 63A and above shall be provided with silver plated copper spreader Links for enhancing termination capacity. (b) The electronic Motor Protection Relay REO shall be able to offer Overload Protection along with protection against Earth Fault, single phasing, phase unbalance and locked rotor.(c) The MCCB should be suitable for operation from -5o C to 55o C and without any de-rating up to 40oC.(d) MCCBs should have extended rotary operating handle for easy operation. The degree of protection of MCCBs should be IP54 (with extended Handle) (e) Contractor should be submitted panel test certificate after installation obtain by OEM.Incoming:-(a) MCCB 630A, FP, 415V 36kA microprocessor based release inbuilt Over Load, Short Circuit & Earth Fault protection, Ics=100% Icu for 1 sec. 01 Nos(b) Digital Advanced MFM 5010 Series with suitable No. of adequately rated CT's-01 No(c) Phase indicating lights (RYB) with protection SP MCB's. (one set for each incoming breaker)-01 No(d) Breaker 'ON', 'OFF', 'TRIP' indicating lamp (one set for each incoming breaker)-02 Nos(e) ON/OFF Indication Lamp LED Type with legend - 05 set(f) Main Busbar made up of electrolytic grade high conductivity aluminium in rectangular cross section and suitable for 415V, TPN, 50 Hz, 630 A, 36 kA for 1 sec of required length and cross sectional area.Outgoing(a) MCCB 250 Amp 3 Pole 36 KA Motor Duty along with suitable spreader link , suitable rotary handle - 3 Nos and 160 amps -01 No. Make-L&T (D sine DN2-250M) Equivalent.(b) star delta starter 3P AC3 Duty 75 HP Capcity (Heavy Duty Contactors for Star Delta operation (MO 75 x 1 No - Star Operation, MO 95 x 2 No. for Delta & Mains)-03 Nos and 30 HP capcity (MO 50 x 1 No - Star Operation, MO 70 x 2 No. for Delta & Mains)-01 Nos(c) Electronic Motor Protection Relay REO with suitable current range and trip class for sarter(d) Outgoing Energy Meter L&T 4400 Series or equivalent with suitable No. of CT's,On, Off, Trip Indication, Start/Stop Push Button.-04 set(e) CTs of suitable size(f) Breaker 'ON', 'OFF', 'TRIP' indicating lamp (one set for each outgoing breaker) 2.00 EACH JOB
2 Supplying, Installation, testing & commissioning in replacement of cubical type LT starter panel suitable for 415 V, 3 Phase, 4 wire 50 Hz AC supply system having front surface area fabricated in compartmentalized type tested assembly (prefrebly) having IEC code IEC-60439/IS 8623 designd from CRCA sheet steel of 2 mm thick for frame work and covers, 3 mm thick for gland plates i/c cleaning & finishing complete with 7 tank process for powder coating in approved shade, having 2000 Amps. capacity extensible type TPN aluminium alloy bus bars of high conductivity, DMC/SMC bus bars of high conductivity, DMC/SMC bus bar supports, with short circuit withstand capacity of 36 kA for 1 Sec. bottom base channel of MS section not less than 100 mm x 50 mm x 5 mm thick, fabrication shall be done in transportable sections, entire panel shall have a common G.I. earth strip of size 25 mm x 5 mm at the rear with 2 Nos. earth stud, solid connections from main bus bar to switch gears with required size of Al. bus bars and control wiring with sq.mm PVC insulated copper conductor S/C cable, cable alleys, cable gland plates in two half, i/c providing following switch gears. (Depth not less then 1000 mm). Panel should have suitably electrical & mechanical interlocking for incomer & bus coupler. Note:- (a) All MCCB shall be suitable for 3 Phase 415V, have Ics=100%Icu for all breaking capacities with Uimp (Impulse Withstand Voltage) of 8KV and Ui (rated insulation voltage) of 750V AC. MCCBs of 63A and above shall be provided with silver plated copper spreader Links for enhancing termination capacity. (b) The electronic Motor Protection Relay REO shall be able to offer Overload Protection along with protection against Earth Fault, single phasing, phase unbalance and locked rotor.(c) The MCCB should be suitable for operation from -5o C to 55o C and without any de-rating up to 40oC.(d) MCCBs should have extended rotary operating handle for easy operation. The degree of protection of MCCBs should be IP54 (with extended Handle) Incoming:-(a) MCCB 400A, FP, 415V 36kA microprocessor based release inbuilt Over Load, Short Circuit & Earth Fault protection, Ics=100% Icu for 1 sec. 01 Nos(b) Digital Advanced MFM 5010 Series with suitable No. of adequately rated CT's-01 No(c) Phase indicating lights (RYB) with protection SP MCB's. (one set for each incoming breaker)-01 No(d) Breaker 'ON', 'OFF', 'TRIP' indicating lamp (one set for each incoming breaker)-02 Nos(e) ON/OFF Indication Lamp LED Type with legend - 05 set(f) Main Busbar made up of electrolytic grade high conductivity aluminium in rectangular cross section and suitable for 415V, TPN, 50 Hz, 630 A, 36 kA for 1 sec of required length and cross sectional a.Outgoing(a) MCCB 160 Amp 3 Pole 36 KA Motor Duty along with suitable spreader link , suitable rotary handle - 3 Nos. Make-L&T (D sine DN2-250M) Equivalent.(b) star delta starter 3P AC3 Duty, 30 HP capcity (Heavy Duty Contactors for Star Delta operation (MO 50 x 1 No - Star Operation, MO 70 x 2 No. for Delta & Mains)-03 Nos(Make ; L&T)(c) Electronic Motor Protection Relay REO with suitable current range and trip class(d) Outgoing Energy Meter L&T 4400 Series or equivalent with suitable No. of CT's,On, Off, Trip Indication, Start/Stop Push Button.-03 set(e) CTs of suitable size(f) Breaker 'ON', 'OFF', 'TRIP' indicating lamp (one set for each outgoing breaker) 1.00 EACH JOB
3 Supply and laying in replacement of LT UG cable XLPE insulated armoured and PVC sheathed LT 1100 volts grade with aluminium conductor stranded laying in trenches, roof, wall by using clamps, securing items properly including taking out unsv damaged LT UG cables of sizes :- (a) 10 Sqmm 2 core 60.00 RM
4 (b) 16 Sqmm 4 core 60.00 RM
5 (c) 25 Sqmm 3.5 core 65.00 RM
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