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| 1 | Excavation in trenches, n exc 1.5m wide and n. exc 1.5m in depth; for laying of cables ,poles stays , foundation, etc.and getting out.in any type of soil complete all as specified and directed. |
| 2 | Returning, filling in includidng spreading leveling watering and well ramming in layers not exc 25cm.thick complete all as specified and directed. |
| 3 | Removing excavated material from site n exc. 50 m and depositing where directed at a level n exc. 1.5m above the starting point complete all as specified and directed. |
| 4 | Supply and laying HDPE DWC of 103 mm innner dia and 120 mm outer dia for underground electrical cable protection, 750 N as per IS 16205, colour - Orange, BIS approved certified with HDPE material test certified complete all as specified and directed by Engr-in-Charge and GE.Note :- Old unserviceable material should be deposited to the MES E/M stroe by the contractor by his own arrangements without any financial benefits complete all as specified by Engineer in Charge and GE. |
| 5 | Supply and laying HDPE DWC of 63 mm innner dia and 75 mm outer dia for underground electrical cable protection, 750 N , laid in trenches/ducts or fixed to poles/walls or laid under roads/paths/drains/culverts complete all as specified and directed by Engr-in-Charge and GE. |
| 6 | S&F cable jointing kit outdoor termination heat shinkable type joint for 11 KV (Earthed) grade cable complete with jointing meterial and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 Sqmm. |
| 7 | S&F cable jointing kit Indoor termination heat shinkable type joint for 11 KV (Earthed) grade cable complete with jointing meterial and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 Sqmm. |
| 8 | Material and labour for cable route indicator post 900mm long made of precast cement concrete (1:2:4) type B-1, using 20mm graded stone aggregate, rounded tops as directed and embeded in ground of size 350x150x450mm below ground and 300x100x450mm above ground, applying two coats of cement base paint on plastered surface including writing letters (like LT/HT UG cable, feeder etc.) with synthetic enamel paint in brown colour in suitable size including earth work and form work complete all as specified and as directed. |
| 9 | M&L for Cement concrete 1:4:8 type D-2 using 40 mm graded crushed stone aggregate as in foundation filling and mass concrete for repair of existing structure of transfoermers/panels/poles etc complete all as specified. |
| 10 | M&L for Cement concrete 1:3:6 type C-2 using 40 mm graded crushed stone aggregate as in foundation filling and mass concrete for repair of existing structure of transformers/panels/poles etc complete all as specified. |
| 11 | M&L for Cement concrete 1:2:4 type B-1 using 20 mm graded crushed stone aggregate as in benching, coping around poles (aove GL) etc ifor repair of existing structure of transfoermers/panels/poles etc complete including necessary form work complete all as specified. |
| 12 | Supply & fixing lightning arrestor, expulsion type complete with all fittings, transmission class, discharge capacity 11 kilo volts 65KA complete all spd. |
| 13 | Supply,installation,testing,commissioning of outdoor type compact substation with facility for internal lighting, earthing, padlocks etc. 11KV comparising of twin canopy design should have three compartment i.e VCB compartment ,Transformer compartment and LT panel compartment .The CSS should has following equipments of given capacity and specification as given below:- |
| 14 | a) VCB COMPARTMENT :- 11kV Air Insulated HT Indoor type Switchgear Panels with maximum system voltage rating of 12kV consisting of following (a) Incomers of 630A VCB 01 Nos (b) 02 Nos Outgoing Feeders with 630A VCB (c) Copper Busbar Rating of 1250 Amps,Short Circuit Capacity of 26.3kA drawout type.Bus-bars shall have full Voltage Sleeving on it and shall be self-supported type ,i.e. without any support insulators . |
| 15 | Note : (i) The Incomer Panels shall contain Line PT arragement . The Panel, Vacuum Circuit Breaker , Vacuum Bottle, Numerical relays shall be of same make as the Panel Manufacturer . Bus bar should be of electrolyte Copper.The panel shall be tested for IAC AFLR for 26.3kA/1s. The IED (Numerical relay) shall be Complied to 61850 protocol without any external protocol converter.GOOSE signals shall be freely configurable.WEB HMI feature should be present.Inter-operability test shall preferably shall be done.Proof w.r.t Interoperability shall be submitted by the Manufacturer.The relay shall have integral arc-protection based on simultaneous detection of current and light to ensure reduced cubicle damage and increase personal safety. (<15 ms) The relay must support IEC 61850 Edition 1 and Edition 2(with test reports) and shall supports HSR and PRP redundancy protocols. It shall comply with international standard of NERC CIP or BREW for cyber security . The Circuit Breaker shall be of floor rolling design with encapsulated Vacuum bottles, and shall have all fool-proof interlocks as :Interlocks shall be provided to prevent a ‘Closed’ breaker to rack out from ‘Service’ to ‘Test’ /'Isolated’, position or insert a ‘closed’ breaker from ‘Test’ to ‘Service’ position. In either case the breaker contacts must remain in open position. Before racking out the breaker must be fully discharged from any static charge. Switchgear should be SCADA Compatible. Panel should be Aluzinc coated All Panels shall have integral earth Switch with making capacity . |
| 16 | (ii) Each Incomer shall be configured as follows : (a) CTs : 200-100/1-1, 5VA, Cl-5P10, Cl-0.5(b) PT drawout type : 11000/V3/110/V3/110/3,50VA,Cl-1.0,3P (c) Feeder Protection and Control Relay, REF615 of ABB or Equivalent of L&T/ Siemens, Protections 50,51,50N,51N,46,49,95, Measurement for 3I, I0, 3U,UO,Kw, KVA, PF, Hz, Kwh, 16DI + 10 DO, One front RJ45 Port, Two Rear FO(LC) Port for IEC-61850 Protocol, Drawout Type with CT Shorting feature. Seperate TCS and Mastertrip relay to be provided -01 Nos(d) Auxiallry relay fro transformer OTI.(e) WTI and Bucholz. Annuncitor window.(f) Accessories including Breaker Control Switch (T-N-C), space heater (g) Trivecto meter.with thermostat, DC , AC control circuit through MCB, Indicating Lamps for RYB, spring charge, DC healthy, Breaker ON/ OFF/ TRIP and TEST/ SERVICE position, Multifunction Meter with RS485 port forMODBUS communication (Acc.Cl.0.5), Digital Ammeter (Acc.Cl.0.5), Digital Voltmeter(Acc.Cl.0.5). |
| 17 | (iii) Each out going and bus coupler shall be configured as follows : (a) CTs : 100-50/1-1, 5VA, Cl-5P10, Cl-1.0(b) Feeder Protection and Control Relay REF615 of ABB or Equivalent of L&T/ Siemens, Protections 50,51, 50N, 51N,46,49,67,67N,27,59,59N,95, Measurement for 31,10,3U,UO,Kw, KVA,PF,Hz, Kwh,16DI+10DO, One front RJ45 Port. Two Rear FO (LC) Port for IEC-61850 Protocol. Drawout Type with CT Shorting feature Seperate TCS and Mastertrip relay to be provided.(c) Accessories including Breaker Control Switch (T-N-C), space heater with thermostat, DC , AC controlcircuit through MCB, Indicating Lamps for RYB, spring charge, DC healthy, Breaker ON/OFF/TRIP and TEST/ SERVICE position, Multifunction Meter with RS485 port for MODBUS communication (Acc.Cl.0.5), Digital Ammeter (Acc.Cl.0.5), Digital Voltmeter(Acc.Cl.0.5), Battery bank for auxilliary power supply for VCB of capacity of 42AH battery Bank. |
| 18 | (b) TRANSFORMER COMPARTMENT:- Distribution transformer Oil Cooled, Copper wound, Step down \\"BIS marked \\" transformer of capacity 160 KVA indoor type , the transformer shall be conforming to IS- 2026 and IS - 1180 (Part -I) amended upto date with latest feature complete with standard fitted HT 11 KV 3 phase, LT 433 V 3, phase 4 wire, 50 C/S oil immerse, naturally cooled externally cooling tube delta connection on primary HT 11 KV side and star connection on secondary LT 433V with tapping at +/-2.5 %, +/-5 % & +/- 7.5 % on HV side and to be changed by means of hand operated off load tap changing gear including first filling of new transformer oil of dielectric strength not less than 55 KV with all fitting and accessories such as LT box with cable gland, HT box with cable gland, Silica gel, breather, Oil level indicator gauge, drain out valve (oil tank),exhaust vent, air release valve, temp gauge, cast iron wheel etc. comply with EEL -2 IS 1180 2014 with amendment 1,2,3 & 4 .The Manufacturer must have valid BIS license, ISO Certificates and Lab must be NABL approved to ascertain genuine product quality.complete all as specified and directed by Engineer-in-charge and having following fittings & accessories;a)Name, rating & diagram plateb)off circuit tap changing switchc)Earthling terminalsd)Lifting lugse)Oil drain valve with plugf)Oil filter valve with plugg)Conservator with oil filling holeh)Thermometer pocketi)Air release plugj)Silicagel breatherk)Removable inspection openingl)Explosion vent n)150 mm dial type Oil temperature indicator with alarm & trip contacto)150 mm dial type Winding temperature indicator with alarm & trip contactp)Marshalling box |
| 19 | (c) LT COMPARTMENT :- LT panel Board of Suitable size indoor type (single door) 415 Volts, dust proof,vermin proof made out of CRCA sheet 2 mm thick compartmentalized inside panel to accommodate the incoming and outgoing each switch gear shall have be independent opening, and having provision for front side opening with rubber beading and mild steel cable glands for each cable to make it weather and vermin proof. |
| 20 | INCOMING MCCB 250 Amp microprocessor release type Four Pole manual drawout type,Breaking capacity 36 KA,ICS=100% of ICU,adustable overload setting from 0.4 to 1.0 x In,Adustable short circuit setting from 1.5 to 8xIr with OC,SC and EF protection- 01 No |
| 21 | Bus bars of alluminium strips of 400 Amp current rating capacity |
| 22 | Multifunction Meter Digital type showing V,A,F,Pf Kw,KWH in built Selector switch with CT coiles for three phase - 01 Nos. with RYB indicators |
| 23 | 250A four pole automatic transfer switch |
| 24 | OUTGOING |
| 25 | MCCB 4 Pole, 63 Amps ,415 Volt of breaking capacity 16 KA (Ics=100 % Icu) with Adjustable Thermal and fixed Magnetic Type.01 |
| 26 | MCCB 160 Amp microprocessor release type Four Pole ,Breaking capacity 36 KA,ICS=100% of ICU,adustable overload setting from 0.4 to 1.0 x In,Adustable short circuit setting from 1.5 to 8xIr - 02 No |
| 27 | Indicator lamp (R,Y,B) - 03 Set. |
| 28 | Multifunction Meter Digital type showing V,A,F,Pf Kw,KWH in built Selector switch with CT coiles for three phase - 03 Nos. |
| 29 | note:- all outgoing feeder shall be connected with suitable size of bus baar Please Enable Macros to View BoQ information |
| 30 | note:- all outgoing feeder shall be connected with suitable size of bus baar Please Enable Macros to View BoQ information |
