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العَرَبِيَّة‎
UNOPS
RFQ Supplying, Delivering, Installing, Testing, Commissioning, Operating, Handing over and maintaining a PV-Diesel System in Sanaa Yemen Request for quotation

Reference: RFQ/2019/10653
Beneficiary country(ies): Yemen
Registration level: Basic
Published on: 09-Jul-2019
Deadline on: 23-Jul-2019 09:00 0.00

Description
Tender description: Supplying, Delivering, Installing, Testing, Commissioning, Operating, Handing over and maintaining a PV-Diesel System in Sanaa Yemen  on RFQ_Section_ll_Technical Requirements_Scope of Work Part one of requirements, Bill of Quantity (BoQ), RFQ_Section_ll_Technical Requirements-Civil works- part Two, and RFQ_Section_llI_Returnable Schedules.
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IMPORTANT NOTE: Interested vendors must respond to this tender using the UNOPS eSourcing system, via the UNGM portal. In order to access the full UNOPS tender details, request clarifications on the tender, and submit a vendor response to a tender using the system, vendors need to be registered as a UNOPS vendor at the UNGM portal and be logged into UNGM. For guidance on how to register on UNGM and submit responses to UNOPS tenders in the UNOPS eSourcing system, please refer to the user guide and other resources available at: https://esourcing.unops.org/#/Help/Guides

Documents
Contacts
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UNSPSC
Revisions
This tender has been posted through the UNOPS eSourcing system. Cet avis a été publié au moyen du système eSourcing de l'UNOPS. Esta licitación ha sido publicada usando el sistema eSourcing de UNOPS.
B  -  Industrial Equipment & Tools
26000000  -  Power Generation and Distribution Machinery and Accessories
26130000  -  Power generation
26131500  -  Power plants
26131507  -  Solar power plants
New clarification added: Question (4) :  Are the two Diesel generators breakers auto controlled? What are the generator models and control methodology?Answer (4) : The diesel generators are operated manually. Each generators is run and stopped on its own, without any synchronization between them.Gen01:·        808 KVA generator is operated during the day hours·        Model Number of Genset is TEKSAN  TJ905PE5A·        Engine Perkins 4006-23TAG3A, Alternator Marelli MJB400MA4 Gen02:·        250KVA is operated during night hours, but may be still in operation in the early mornings after sun rise, so it should also be takeninto consideration with the solar controller.·        Volvo Engine TD12106 Note that no Start/Stop control signals are required to be sent to diesel generators in this project. The facility operator turns on or off the diesel generators manually,and the solar inverters/controller should only follow.  Question (5) : it would be kind of you  if you arrange a date for site visit  just to have an idea of where component shall be installed.could you please advise if combiner boxes already                          available with you as this item not mentioned in the BOQ?Answer (5) : for the first part of the question regard the site visit please review answer of question 2 ,                     the second part of the question answer is: The design shows four strings connection to each inverter.  We expect that offered inverters can accept direct string                                       connections, on two MPPT channels. Question (6) : Could you please provide any recommended insurance provider? We checked with our insurance consultant and it seems to be difficult to get it for YemenAnswer (6) : UNOPS can not recommend any insurance company, during the solicitation process we only need a confirmation to provide the  insurance in case the offer wins Question (7):  We kindly request for the extension of the bid submission date further.  It has taken us a while searching for a supplier with the most suitable solution to the                                            requirement of the project.  Your affirmative response would be highly appreciated.  Answer (7): We can not extend the tender time 

Changed/edited on: 16-Jul-2019 10:59
Changed/edited by: webservice@unops.org
New clarification added: Question (2):  allow me to ask you if the vendor/contractor is obliged to visit the target site before submitting his bidding documents.Kindly advice.Answer (2) : UNOPS will not arrange for any site visit ;however, interested bidders are encourage to visit the site with their own arrangement if this will help them to understand tender requirements betterQuestion (3): For the safeguard , Shall we sign and stamp all pages (  including  Annex 3 Consultation Questionnaires )  Or  just pages from (1-31 ) without the Annex 3 Consultation Questionnaires? , Please clarify.​Answer (3): you are required to sign and stamp all the pages including the annexes

Changed/edited on: 14-Jul-2019 07:58
Changed/edited by: webservice@unops.org
New amendment added #2: Dear suppliers kindly discard RFQ_Section_II_Technical Requirements-Civil works- part three  and only stick to RFQ_Section_II_Technical Requirements-Civil works- part two

Changed/edited on: 11-Jul-2019 08:36
Changed/edited by: webservice@unops.org
New clarification added: Question (1): File named: RFQ_Section_II_Technical Requirements-Civil works- part three.docxThis file looks related to solar PV off grid system at ADEN citypls confirm if this type by mistake or data belong to Aden city project PV off grid systems.Answer (1) : Dear suppliers kindly discard file named RFQ_Section_II_Technical Requirements-Civil works- part three  and only stick to RFQ_Section_II_Technical Requirements-Civil works- part two

Changed/edited on: 11-Jul-2019 08:31
Changed/edited by: webservice@unops.org
New amendment added #1: Deadline has extended for additional week 

Changed/edited on: 10-Jul-2019 14:49
Changed/edited by: webservice@unops.org
New clarification added: Dear potential suppliers, Kindly note that deadline will be extended for additional one week. please keep on working in the tender document while we process the extension date

Changed/edited on: 10-Jul-2019 14:26
Changed/edited by: webservice@unops.org