DEPOSIT-Implementation of Solar Power Project in the Court complex Kolenchery-SITC of 15KW ON Grid solar plant at the Court complex Kolenchery.-General Electrical Work-1

SOLAR INSTALLATION

OD74718/2025-2026:Supply and providing wall mounted on grid solar Power Conditioning Unit (PCU) of 200-1000 V DC Input voltage range or nearest range and 400V AC, three phase, 4 wire, 50Hz +/- 2.5 Hz, output voltage suitable to generate AC Power with efficiency not less than 97%, total harmonic distortion less than 3% and suitable for ambient temperature from 0 to 50 degree C. The PCU shall adjust the voltage and frequency level to suit the Grid Voltage Frequency and adustiable for connecting time to grid as per KSEB norms, including Data Monitoring System complete with accessories wifi/LAN connecting and connected application software etc. fixing on wall using wall brackets and giving all connection as required (Make Growatt, Havells, Sofar, Evvo, V-Guard, ABB, Polycab,panasonic)

OD91893/2025-2026:Supply and providing Solar Photovoltaic Module Bi facial Mono Perc Half Cut/ Topcon Bi facial Mono perc Half Cut of capacity 540 Wp or higher size, manufactured in India, conforming to IS14286/IEC 61215, IS/IEC 61730-Part-1, IS/IEC 61730-Part-2. Solar Photovoltaic Module conversion efficiency shall not be less than 16.5%. PV modules used in solar power plants/systems must be warranted for their output peak watt capacity, which should not be less than 90% at the end of 10 years and 80% at the end of 25 years. fixing on existing steel frame work using nut bolts/screws etc in suitable direction at site condition and giving connection and inter connection wire tied using suitable steel wire tie as per the system string design an direction of department staff (make: Adani/Vikram/Waaree/ Tata/ Havells/V-Guard)

OD74716/2025-2026:Supply & fixing 63/5 A, 5 VA, resin cast metering CT of accuracy class 0.2

OD74717/2025-2026:Supply & installation of dust and vermin proof, 3 Phase Syntax Meter Board( GS-MB6545) and to fix KSEB meters, fuse units etc as required including fixing it on wall, making good the damages colour washing etc. as required.

OD74712/2025-2026:Supplying and fixing Three phase 4wire KWh meter, 415V, 10 - 100 A range ,electronic type in the existing meter board complete with connections, testing and commissioning etc. as required (including testing if required, test certificate for submitting KSEB).

OD74702/2025-2026:Supplying and fixing Three phase 4wire LT TOD NET 240V class 0.2S CT OPERATED METER in the existing meter board complete with connections, testing and commissioning etc. as required for charging On grid plant after dismantling the existing KWH meter (including testing if required, test certificate for submitting KSEB)Make L and T ER300P

OD74715/2025-2026:Supply and providing wall mounted AC DB for on grid solar system for connecting Inverter AC side consists of a). Poly carbonate Enclosure IP65 protection with trasperant front cover with hinged door and termination arrangement, b). SPD Up1.5kV,Up 335VDC In 20kA, Imax 40kA and giving internal connection using suitable wire, c). 6 amps. to 32 amps. ratings, TPN MCB, 'C' curve, 10KA breaking capacity, giving all connection and DB fixing on wall using suitable screws and plugs etc as required.

90.14.10.10:Supply, conveyance and fixing the following types & current rated control gears & switchgears conforming to IS 13947 suitable for 440 V, 50 Hz, AC supply in the existing panel assembly as required.16A -100A, 35/36 kA (Ics=100%Icu), 4 pole, current limiting type MCCB with microprocessor based release with overload setting of 50 - 100% having adjustable OL & SC

90.14.11.12:MCCB AccessoriesSupply and fixing shunt release for all voltage range up to 630A.

90.14.11.10:MCCB AccessoriesSupply and fixing auxiliary switch + alarm switch (1 NO + 1 NC & 1 NO) in the existing MCCB of rating up to 630A.

OD75598/2025-2026:Supply and providing Reverse Power Relay Aux supply 20-110 AC/DC L and T make MRP11

OD74710/2025-2026:Supply and providing wall mounted DC DB for on grid solar system for connecting 2Nos solar panel string and DB consists of a). Thermoplastic Enclosure IP65 protection with transparent front cover with hinged/screws door and termination arrangement, b). 2set 20A DC Fuse and Holder for +ve and connector for -ve incomer side, c). 2set SPD 1000V DC Up1.9kV,Ucpv 585VDC, In 15kA, Imax 40kA and giving internal connection using suitable wire, d). 2set of 10 - 20A 2Pole DC MCB for outgoing side, giving all connection and DB fixing on wall using suitable screws and plugs ets as required

OD74703/2025-2026:Supplying and drawing 1run x 4 sq. mm PVC insulated tinned copper conductor, single core Solar DC cable in the existing surface / recessed steel/ PVC conduit as required.

OD74714/2025-2026:Supply and providing Copper Bounded lightning arrester single spike Air termination rod are placed on top of the structure using suitable base plate and nut bolt and giving connection to existing lightning down conductor etc as required

OD74706/2025-2026:Supply and crimping the Male Female MC4 Solar Panel cable connector including crimping and connecting etc as required

OD74719/2025-2026:Supply and wiring with PVC insulated stranded single core copper conductor cables for interconnecting the control devices/ equipments including the wiring firm by suitable tie/ tie mounts/ PVC duct etc as required. 10Sqmm single run

OD74707/2025-2026:Providing structure work required for installation of Solar plant with purlin / single section with GI round / rectangular pipes including cutting , hoisting , fixing in position and two coat painting with suitable paint over a coat of approved steel primer , including welding and bolted with special shaped washers etc complete as required

90.14.5:Supply and fabrication conveyance and installation of angle iron frame work for wall mounting panel board

2.10.5:Supplying and fixing 5A to 32 A rating, 240/415 volts, 10 kA, ""C"" curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required. Triple pole and neutral

OD74708/2025-2026:Supply and fixing the following accessories in the existing meter board and giving connections etc.(63, HRC Fuse Base with HRC Fuse link)

90.6.10.1:Supply and fixing of following sizes of light gauge PVC conduit along with accessories in surface/ recess including cutting the wall and making good the same in case of recessed conduit as required20 mm

OD74705/2025-2026:Supply and fixing the following accessories in the existing meter board and giving connections etc.(63 A, 2 Way neutral links mounted on DMC/SMC base)

2.10.4:Supplying and fixing 5A to 32 A rating, 240/415 volts, 10 kA, ""C"" curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required. Triple pole

90.9.2.1:Supply and fixing 100 x 50 mm PVC Cable Management System with base and lid along with the following accessories conforming to IEC 61084/ BS 476 & 4678 on surface / recess including cutting the wall and making good the damages in case of recessed installation as required.100 x 50 mm CMS with base and lid

90.9.2.8:Supply and fixing 100 x 50 mm PVC Cable Management System with base and lid along with the following accessories conforming to IEC 61084/ BS 476 & 4678 on surface / recess including cutting the wall and making good the damages in case of recessed installation as required.End cap

90.6.4.54:Supply and drawing 650/1100 V grade FRLS PVC insulated stranded single core copper conductor cables conforming to IS 694 part I 1990 in the existing surface / recess conduit as required including giving necessary connections of the following sizes.10.00 sq.mm 4 Run

90.12.7.41:Supply, laying and clamping of 1 no. PVC insulated and PVC sheathed armoured aluminium power cable, 1.1 KV grade of the following sizes using clamps noted along with the cables, spacing of clamps not exceeding 60cms, making good the damages , colour washing etc. as required.4 core 16 sq mm with factory made clamp

9.1.33:Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.4 X 16 sq. mm (28mm)

1.17.31:Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface / recessed steel/ PVC conduit as required.4 x 6 sq. mm

90.16.1.2:Supply and drawing bare earthing conductors of the following sizes along with wiring/ cables and giving connection as required2.65 mm copper conductor (12 SWG)

90.16.1.4:Supply and drawing bare earthing conductors of the following sizes along with wiring/ cables and giving connection as required4.00 mm copper conductor ( 8 SWG)

5.4:Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required.

OD74709/2025-2026:Supply and fixing 25x6mm brass bolt with hexagonal/square head, nut and washer

OD316087/2025-2026:Supply and fixing Sintex junction box GSJB 2520 or equivalent with provision for fixing 4P MCB / connector terminating cable.

OD316093/2025-2026:Supply and fixing 4 Terminal FRP Connector 63A in the existing loop box

OD74711/2025-2026:KSEB and Electrical inspectorate Charge for availing approval from electrical inspectorate if required and on grid solar system feasibility and charging charge (Actual amount will be reimbursed on production of original receipts)

OD98004/2025-2026:Charges for preparation of Electrical/Fire drawing per A3 sheet additional copy

OD98005/2025-2026:Charges for preparation of Electrical/Fire drawing per A3 sheet first copy