PROVN OF DEDICATED POWER SUPPLY TO PAR RADAR AND IMPROVEMENT TO ELECTRIC INFRASTRUCTURE AT TECH SITE FOR SRE RADAR AT AF STN GWALIOR

Supply, Installation, testing and commissioning Outdoor Type Compact Sub- Station (CSS) having 11 KV, 630A VCB, 63 KVA Copper Wound Off-Circuit Transformer & LT Side comprising of the following below mentioned accessories complete all as specified and as directed:- (a) HT Section :- 01 No 11kV, 630A, RMU with one incoming and one outgoing with Horizontal Draw Out VCB -02 Nos and Manual/230V AC Motor Operated Spring Charging Mechanism with 24V DC Closing /Opening Shunt trip coils, Aux. Switch, Mechanical On/Off Push Button, mechanical Operating Counter with metering 1 No CT, PT, IDMT, Cubical Auxiliary Relay, 8 Window Annunciator Model No. SI-801, Battery Power Pack with 7AH Battery & in built charger for 24V Circuit. (b) Transformer Section :- 63 KVA, 11/0.433 KV, Dry type Copper Wound Step Down “BIS Marked & BEE Star Labelled” Transformer having 7 position Off-Circuit tap changer with tapping range +7.5% in steps of 2.5% each with all standard fittings & accessories including WTI 1 No & Marshalling Box. as per IS-1180:2014 EEL- 3 with amendment no.- 4 Losses @50% Load – 270W, Losses @100% Load - 956W c) LT Section :- LT Panel comprising of LV Side Incomer – 01 No. 125 Amp 4 Pole 25KA MCCB with thermal magnetic based release with O/L & S/C Protection.- RYB Indication, Digital Ammeter for each outgoing, Digital voltmeter in incoming, surge protection device with proper control wiring.

Outgoings for Distribution Network MCCB 100 Amps, 16 KA 415V 4 Pole with thermal magnetic based release with O/L & S/C protection. -01 No.(O/G) for PAR Panel 03 set LED phase indicating lamp with 2A SP MCB. 03 set 63/5A Class-1, CT 01 set 0-63A Digital Multifunction meter Capacitor Panel (30 KVAR) 30 KVAR APFC Panel with MCCB, APFC relay & Capacitors bank with Suitable Switchgear Incomer 1 no. 63A 415V TP MCCB, 25KA with thermal magnetic based release with O/L & S/C protection. 1 Set ON/OFF/TRIP indicating lamps (LED). 1 Set ON/OFF push buttons. 1 Set LED phase indicating lamps with 2A SP MCB. 2 set 63/5A Class-1 CT 1 No. 0-500 V Digital voltmeter 1 Set 0-63A Digital ammeter 1 No. APFC relay Bus Bars-40 x 10 mm copper bus bar for 3 phase and neutral duly colour coded insulation. Outgoing 6 nos. 20 A, 3P MCB with capacitor duty contactor, ON/OFF push buttons and LED indicating lamps. 1 no. 20 A, 3P MCB without capacitor duty contactor, ON/OFF push buttons and LED indicating lamps. 6 set 05 KVAR capacitor banks (i) MS Steel Sheet enclosure suitable for Outdoor Installation with MS channels (Base) - 01 Set (ii) Provision for receiving Incoming and Outgoing cables through Bottom entry, excluding Termination Kit and Glands - 01 Set

Supply, installation, testing & commissioning of 12kV, 630A, 21kA/3sec, non extensible type, Motorised, Outdoor Type IP-64, SF6 Gas Insulated Ring Main Unit with Three (3) Vacuum Circuit Breakers (VCB) (01 Nos Incomer + 02 Nos Outgoing) with Air Insulated Bus PT Panel 11 KV, inside robotically welded stainless steel (Non Ferrite Non Magnetic Grade) tank having minimum thickness 2.5 mm having IP 43 Degree of Protection. RMU should be provided with Copper bus Bar, Resin cast ring core protection CT on cables 150/5-5 Amp, Core I (5P10, 15 VA class 1.0) and core II (13 VA, Cl 5P10) - 01 Sets for incoming and Resin cast ring core protection CT on cables 100/5-5 Amp, Core I (5P10, 15 VA class 1.0) and core II (13 VA, Cl 5P10) - 01 Sets for outgoing - 1, Resin cast ring core protection CT on cables 50-25/5-5 Amp, Core I (5P10, 15 VA class 1.0) and core II (13 VA, Cl 5P10) - 01 Sets for outgoing - 2, padlock provision and complete with all accessories. The RMU Shall be type tested for internal arc test of 20 kA/0.1 Sec as per IEC 62271-200 for both tank and cable compartment. The unit shall include the all necessary standards fittings as required at site required or as specified and directed by OEM/ Engr-in-charge. Note :- Detail specifications and standard fittings and accessories are specified below. RMU Construction: The switchgear and busbar shall all be contained in a stainless steel enclosure filled with SF6 at 0.3 bar (300 kPa) relative pressure to ensure the insulation and breaking functions. Sealed for life, the enclosure shall meet the "sealed pressure system" criterion in accordance with the IEC 62271-1 standard (§ 3.6.5.4): "a volume for which no further gas processing is required during its entire expected life”. In addition, manufacturer shall confirm that maximum leakage rate is lower than 0,1 % / year. It shall provide full insulation, making the switchgear insensitive to the environment (temporary flooding, high humidity...), IP67 degrees of protection in accordance with recommendation IEC 60529 § 14.2.7. Thus assembled, the active parts of the switchgear shall be maintenance-free and the switchboard shall be low-maintenance. The switchboards drives shall have an IP2X protection index. The tank shall be made of at least 2mm unpainted stainless steel. SF6 gas is the preferred dielectric medium for MV RMUs. Oil filled switchgear will not be considered. SF6 gas used for the filling of the RMU shall be in accordance with IEC 60376.Any accidental overpressure inside the sealed chamber will be limited by the opening of a pressure limiting device in the lower part of the enclosure. Gas will be released to the rear or the bottom of the switchboard away from the operator. Number of mechanical operations of Circuit breaker 2000 O/C , Number of electrical operations at full loop current for CB: 2000 O/C,. Manufacturer shall provide type test report to prove compliance with IEC 62271-200 Annex A, Internal arc classification class AFL with 21kA 1s for the SF6 enclosure. Make of the RMU, vaccum intrtupter , relay & meter shall be of same OEM. All the test certificate shall be in the name of the OEM only .

(a) 3 No. 630 Amp motorised vacuum circuit breaker, tripple pole, single break 3 position as incomer (On, Off and earth having STC capacity 20 KA for 3 seconds with copper bus bar and copper earth bar fitted with fixed type voltage indicator device as per IEC 61958-1, fully rated with earth switch, spring assisted mechanism, Red/Green Push Button for On/Off Operation, Arc proof hinged type cable cover interlocked with Earth Switch, Air insulated cable boxes and boots suitable for bottom entry front termination of 3 core cable 95/120/185 Sqmm. (b) 3O/C + 1E/F self powered relay with Low and High set for Over current and Earth Fault. Relay should have LCD ( 16 x 2). Relay should have facility to trip the breaker from remote commands without shunt trip coil, Last 5 Fault Record with Time stamp, battery pack replaceable from front, One No Master trip relay, Announciator panel etc (c) Transformer, VCB should be provided with protection scheme for transformer faults like OTI, WTI & Buchholz's relay alaram & trip, along with annunciation and lock-out function (d) Bus Connected PT Unit -1 No. for Metering consisting of following:- (i) Type M: Air Insulated metering module 12KV, 630A, 20KA for 3sec. (ii) 3 Voltage Transformers of the ratio 11kV/√3 / 110 V/√3, 25 VA, Class 1.0 with HT fuses on primary side and MCB on secondary side. (iii) 1 Digital MFM to measure Amps, Volts, Frequency, PF, KWH, KVAR. (iv) 1 CFL Illumination. (v) 1 Space Heater with thermostat. (vi) 1 RYB phase indications. (vi) 1 set Bushings for external busbar connection along with Busbar cover & Sleeved busbars for coupling. (vii) 2X12 V Battery with battery charger with suitable burden for motor operation. Input 230 V AC & Output 24 V DC. Battery make: EXIDE/HBL/Eqiv.

Supply, jointing, fixing or passing through pipe, trenches or ducts, commissioning and testing XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armored, electric power cables (Heavy duty) with the aluminum conductor, 11000 Volts grade, cross-sectional area 95 Sqmm, 3 core, suitable for 11 KV earthed system confirming to IS 7098 Part-2 for insulation and for conductors Class 2 to IS 8130-84, in trenches, floors, ducts passing through pipe for road crossing etc, including connecting & testing complete all as specified and directed. (From CCR Substation VCB to proposed RMU in CSS)

All as per above Item No 3 but 3 core 240 Sqmm complete all as directed. (From proposed RMU panel incoming to Existing VCB Panel)

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc., or shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and getting out complete all as specified in any type soil

Returning, filling in, including spreading, levelling watering and well ramming in layers n.exc 25cm in soft/loose soil etc complete as specified and directed.

Removing of surplus excavated soil not exceeding 50 M distance and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and directed.

M & L for power cable route marker pre-cast RCC of size 1000mm x 300mm x 50 mm with top curved portion, 8 mm dia round bar reinforcement, emboshing of letter (MES-HT CABLE) both faces of pre-cast during casting of RCC pre-cast, applying two coats of external emulsion paint with primer approved colour and painting of emboshed surface with black colour including fixing of route marker with in PCC (1:3:6)/ block of size 400X400X300 foundatiuon complete all as specified and as directed.

M&L for Cable jointing kit for 11 KV (Earthed) grade cable for indoor termination, heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 sqmm with suitable clamps made out of flat iron 50X6mm including nuts, bolts and washers, complete all as specified. (100 KVA CSS - 02, 63 KVA CSS - 03, RMU - 01)

M&L for Cable jointing kit for 11 KV (Earthed) grade cable for indoor termination, heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 240 sqmm with suitable clamps made out of flat iron 50X6mm including nuts, bolts and washers, complete all as specified.(RMU-02)

S&F Danger notice plate of 1.6 mm thick mild steel sheet, vitreous enamelled white with letters figures and conventional skull and bones in signal red colour and fixed with MS clamps, bolts and nuts of approved of size 25 x 20 cm complete all as specified and as directed.

M&L for Horizontal directional drilling (HDD) Boring of holes under road, pavement, hard standing, Runway/ PTT by trenchless technology or manual method using ultrasonic technique and necessary machine including privison of HDPE pipe of sie not less than 100 mm dia suitable for 0.4 mpa working pressure complete all as specified and directed.

Supply and lay XLPE insulated heavy-duty armoured electric cables with aluminium conductor 1100 Volts grade sectional area 70 Sqmm, 4 core complete all as specified and as directed.

Supply and laying XLPE insulated heavy duty armoured electric cables with aluminium conductor, 1100 Volts grade, sectional area 50 Sqmm, 4 core complete all as specified and as directed.

Supply, installing, testing and commissioning factory made, floor mounted, double door,outdoor type LT feeder panel board, cubicle type, of suitable size to accommodate all the switch gear and cable alley both side of size not less than 300 mm each side for entry of cable with proper arrangment of bus bar from MCCB to cable alley with connector for 415 Volts, 3 Phase, 4 wire, 50 Hz, AC supply system, and tested at CPRI, having bus bar chamber with insulated copper bus bar four wire system, colour coded for each phase and neutral of size not less than 40mm x 10 mm, insulated on epoxy type insulators. The bottom of the outer shell contains a detachable plate having provn for entry of cable of adequate size with glands, The panel shall be dust and vermin proof, IP-65 class protection and made 3.2 mm CRCA MS sheet, powder coated finish over one coat of red oxide primer on outside surface and painted inside with two coats of red oxide primer, both side opening type, including internal wiring with PVC insulated solid copper conductor cable, IS-694 marked, 1100 volts grade of appropriate size (but not less than 2.5 sqmm) including grouting of panel 45 cm above ground level by providing 90 cm long angle iron frame of size 50x50x6 mm, welded on all the four corners, embedded in pcc 1:2:4 using 20 mm stone aggregate upto 30 cm below ground level complete all as specified and directed including the following accessories :- Incoming- (a) MCCB 4 Pole 125 Amp 16 KA - 01 No (Microprocessor-based) (b) The following items are provided in one compartment:- (i) Three Indiaction LED Lamp with wiring - Set of 03 with visible glass on front (ii) 01 No Power Quality Meter of Schneider Series PM8000, including suitable capacity CT, or its equivalent in ABB or Siemens (iii) 01 No Digital Voltmeter (iv) 01 Nos Multi function meter (v) 01 Nos Surge protection device three phase with inter lock wiring with Main Incoming MCCB (vi) Extended rotary handle for operation of MCCB Outgoing:- (a) MCCB 4 Pole 100 Amp 16 KA - 02 No (Microprocessor-based) -01 for PAR and 01 Spare (i) Phase indicating lamp R-Y-B with wiring and visible glass on front door for indication (ii) Digital ammeter for each outgoing. (iii) Extended rotary handle for operation of MCCB. Note:- ALL MCCBs shall be of Ics=100% of Icu

Supply, Installation, testing and commissioning Outdoor Type Compact Sub- Station (CSS) having 11 KV, 630A VCB, 100 KVA Copper Wound Off-Circuit Transformer & LT Side comprising of the following below mentioned accessories complete all as specified and as directed:- (a) HT Section :- 1 No 11kV, 630A, RMU of 01 Incoming and two outgoing with Horizontal Draw Out VCB-03 Nos and Manual/230V AC Motor Operated Spring Charging Mechanism with 24V DC Closing /Opening Shunt trip coils, Aux. Switch, Mechanical On/Off Push Button, mechanical Operating Counter with metering 1 No CT, PT, IDMT, Cubical Auxiliary Relay, 8 Window Annunciator Model No. SI-801, Battery Power Pack with 7AH Battery & in built charger for 24V Circuit. (b) Transformer Section :- 100 KVA, 11/0.433 KV, Dry type Copper Wound Step Down “BIS Marked & BEE Star Labelled” Transformer having 7 position Off-Circuit tap changer with tapping range +7.5% in steps of 2.5% each with all standard fittings & accessories including WTI 1 No & Marshalling Box. as per IS-1180:2014 EEL- 3 with amendment no.- 4 Losses @50% Load – 270W, Losses @100% Load - 956W c) LT Section :- LT Panel comprising of LV Side Incomer – 01 No. 160 Amp 4 Pole 25KA MCCB with thermal magnetic based release with O/L & S/C Protection.- RYB Indication, Digital Ammeter for each outgoing, Digital voltmeter in incoming.

Outgoing (Distribution network) MCCB 125 Amps, 16 KA 415V 4 Pole with thermal magnetic based release with O/L & S/C protection. -01 No.(O/G) for SRE Panel 03 set LED phase indicating lamp with 2A SP MCB. 03 set 63/5A Class-1, CT 01 set 0-63A Digital Multifunction meter Capacitor Panel (30 KVAR) 30 KVAR APFC Panel with MCCB, APFC relay & Capacitors bank with Suitable Switchgear Incomer 1 no. 63A 415V TP MCCB, 25KA with thermal magnetic based release with O/L & S/C protection. 1 Set ON/OFF/TRIP indicating lamps (LED). 1 Set ON/OFF push buttons. 1 Set LED phase indicating lamps with 2A SP MCB. 2 set 63/5A Class-1 CT 1 No. 0-500 V Digital voltmeter 1 Set 0-63A Digital ammeter 1 No. APFC relay Bus Bars-40 x 10 mm copper bus bar for 3 phase and neutral duly colour coded insulation. Outgoing 6 nos. 20 A, 3P MCB with capacitor duty contactor, ON/OFF push buttons and LED indicating lamps. 1 no. 20 A, 3P MCB without capacitor duty contactor, ON/OFF push buttons and LED indicating lamps. 6 set 05 KVAR capacitor banks (i) MS Steel Sheet enclosure suitable for Outdoor Installation with MS channels (Base) - 01 Set (ii) Provision for receiving Incoming and Outgoing cables through Bottom entry, excluding Termination Kit and Glands - 01 Set

M&L for High density polyethylene pipes (HDPE) of pressure rating 6 kgf/cm2, bore 50mm laid in trenches, complete all as specified and as directed for earthing strip upto user equipment.

Supply and laying XLPE insulated heavy duty armoured electric cables with aluminium conductor 1100 Volts grade sectional area 95 Sqmm 4 core complete all as specified.

M&L for the complete cleaning of mud, debris, and any other foreign material accumulated inside the 45-meter-long, 3-meter-wide, and 3-meter-deep runway duct, enabling the passage of cables/pipelines through the duct, all as specified and as directed.

Supply, installing, testing and commissioning factory made, floor mounted, double door,outdoor type LT feeder panel board, cubicle type, of suitable size to accommodate all the switch gear and cable alley both side of size not less than 300 mm each side for entry of cable with proper arrangment of bus bar from MCCB to cable alley with connector for 415 Volts, 3 Phase, 4 wire, 50 Hz, AC supply system, and tested at CPRI, having bus bar chamber with insulated copper bus bar four wire system, colour coded for each phase and neutral of size not less than 40mm x 10 mm, insulated on epoxy type insulators. The bottom of the outer shell contains a detachable plate having provn for entry of cable of adequate size with glands, The panel shall be dust and vermin proof, IP-65 class protection and made 3.2 mm CRCA MS sheet, powder coated finish over one coat of red oxide primer on outside surface and painted inside with two coats of red oxide primer, both side opening type, including internal wiring with PVC insulated solid copper conductor cable, IS-694 marked, 1100 volts grade of appropriate size (but not less than 2.5 sqmm) including grouting of panel 45 cm above ground level by providing 90 cm long angle iron frame of size 50x50x6 mm, welded on all the four corners, embedded in pcc 1:2:4 using 20 mm stone aggregate upto 30 cm above ground level complete all as specified and directed including the following accessories :- Incoming- (a) MCCB 4 Pole 160 Amp 16 KA - 01 No (Microprocessor-based) (b) The following items are provided in one compartment:- (i) Three Indiaction LED Lamp with wiring - Set of 03 with visible glass on front (ii) 01 No Power Quality Meter of Schneider Series PM8000, including suitable capacity CT, or its equivalent in ABB or Siemens (iii) 01 No Digital Voltmeter (iv) 01 Nos Multi function meter (v) 01 Nos Surge protection device three phase with inter lock wiring with Main Incoming MCCB (vi) Extended rotary handle for operation of MCCB Outgoing:- (a) MCCB 4 Pole 125 Amp 16 KA - 02 No (Microprocessor-based) -01 for SRE and 01 Spare (i) Phase indicating lamp R-Y-B with wiring and visible glass on front door for indication (ii) Digital ammeter for each outgoing. (iii) Extended rotary handle for operation of MCCB. Note:- ALL MCCBs shall be of Ics=100% of Icu

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