Design, Build, Finance, Own, Operate, and Transfer 02 Mwp Grid-Tied Solar Photovoltaic... Tender

Procurement Summary

Country : Maldives

Summary : Design, Build, Finance, Own, Operate, and Transfer 02 Mwp Grid-Tied Solar Photovoltaic System and Batery Storage System

Deadline : 31 Aug 2021

Other Information

Notice Type : Tender

TOT Ref.No.: 56133014

Document Ref. No. : (IUL)13-K/13/2021/201

Competition : ICB

Financier : Self Financed

Purchaser Ownership : -

Tender Value : Refer Document

Purchaser's Detail

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Tender Details

Tenders are invited for Design, Build, Finance, Own, Operate, and Transfer 02 Mwp Grid-Tied Solar Photovoltaic System and Batery Storage System in ha.hoarafushi Island

The solar farm RMU shall have the following general configuration:

· Ring switches

2

· Circuit breakers

1

Enclosure

· IP Rating

IP65

· Rain shield

Yes

· Lifting rings

minimum2, OEM to confirm suitability

· Colour

to be specified

· Paint

ISO C5 Marine Grade Paint coated enclosures

· Height above ground

Base must be mounted a minimum of 500 mm above the local ground surface to reduce potential for inundation.

Circuit Breakers

· Type

Vacuum

· Rated current

200A

· Closing (Motor driven charging)

Yes

· Spring recharge after closing

Yes

Ring Switches

· Remote operation capability

Yes

Safe operating procedures for closure to be established between Contractor and Grid Operator. Grid Operator shall have authority for remote disconnect if required for system safety or stability (dispatch control to be used preferentially).

Earth Switches

· Type

Fault making

· Making capacity

40 kA peak

· Circuit earth switch interlock

Yes, with associated circuit breaker

· Remote operation capability

Yes

Feeder CTs & VTs

o Contractor to specify

Feeder Protection Relay

· Required

· Functions - as detailed below.

Communications interfaces Modbus

SCADA interface Modbus

Capacitive Voltage Indication

· Required

Yes

· Electrical interlock

Contractor to specify

Surge Arrestor

· Required

Contractor to specify

Auxiliary Power

· Required

Yes

· Auxiliary equipment AC voltage

400/230 V AC

· Tripping and closing supply voltage

110 V DC

· Indication supply voltage

110 V DC

· Spring charge motor voltage

110 V DC

· Alarm supply voltage

110 V DC

· Redundant trip coils

Yes

· Redundant trip supplies

Yes

· Load

To be calculated by Contractor

· UPS power

Yes, to comprise of rectifier and battery bank

· Backup duration

Minimum 12 hours without AC supply

· Redundant DC supplies

required

Metering

· Required

Yes, as per section D.3.4 below

A Pre-Bid meeting shall take place at the following date and time:

Employer will organize an Online Video Conference Meeting via Microsoft Teams for the Pre-Bid meeting.

Date: August 08, 2021

Time: 1300 Hours Maldivian Time

Documents

 Tender Notice