InfoComm Services Division - Bhutan Power Corporation Limited
Contents
1. The DC power supply system includes the battery and the specification should meet the DC power supply requirement for the supplied system at the NOC Name of the Bidder Telecommunications Consultants India Limited Kindly refer Section I Clause 11 Bid Prices and Section II Clause 26 Taxes and Duties Kindly intimate the applicable taxes and duties in Bhutan that have to be taken into account while preparing the bid A foreign Contractors Tax FCT of 3 and for Domestic Contractors a 2 tax is mandatory Over and above that a Bhutan Sales Tax BST is applicable for goods originating in India and for goods originating from other countries both Customs Duty CD and the Bhutan Sales tax becomes applicable Either tax exemptions for BST and CD will be provided or else BST and CD will be refunded after proper documentations are submitted Kindly refer Section I Clause 12 Bid currencies Most of the equipments we intend to quote are from outside India So we would like to quote these items in US dollars and get the payment of these items from M s Bhutan Power Corporation in US dollars Kindly clarify whether this will be acceptable to M s Bhutan Power Corporation Goods from outside India will have to be supported by proper invoice and bill of lading USD payment will only be made to third country banks Kindly refer Section II Clause 14 Payment There is no mention about opening letter of cred2. Qa Ay a ase 3 5 Bhutan Power Corporation Limited InfoComm Services Division Thimphu Bhutan 6 BPC ICSD 2K9 3 April 27 2009 Bidders Reference Bid no BPC ICSD SDH 1 2K9 Supply installation amp commissioning of SDH equipment for establishing international gateway and nodal bandwidth distribution points Subject Amendment 1 to the referred Tender Dear Madam Sir Please find enclosed the documents constituting the amendment for the referred tender The amendment consists of the following Main Text of the Addendum including revised price schedule ii Annexure Reply to Queries received from Bidders This amendment will form part of the tender document Kindly make sure that the changes indicated in the amendment are incorporated during bid submission Thanking you Yours sincerel Chencho T Namgay Manager AMENDMENT No 1 NAME SUPPLY INSTALLATION amp COMMISSIONING OF SDH EQUIPMENTS FOR ESTABLISHING INTERNATIONAL GATEWAY AND NODAL BANDWIDTH DISTRIBUTION POINTS REFERENCE BID NO BPC ICSD SDH 1 2K9 A PREAMBLE This addendum is being issued pursuant to the queries raised by the Bidders till date and issues discussed in the Pre bid Conference held at BPC Conference Hall Thimphu on April 20 2009 and other changes warranted by BPC The replies to the queries raised by the Bidders are enclosed as Annexure to this Addendum The respective clauses in the original Tender document stand amended t
3. Fractional E1 requirement at each substation In addition to the requirement for each substation the requirement in terms of fractional E1 at each substation is 16 nos of V 24 and 16 nos of V 35 Further considering that the final objective of this specification is to be able to provide fractional E1 s which would be achieved even through the use of additional Mux provision of fractional E1 through additional Mux is also considered acceptable However in such a case the additional Mux should be controllable and configurable through the same Network Management System Further the additional Mux will not be reflected as a separate item in the BoQ and the cost of the additional Mux will be deemed to have been included in the cost of the primary Mux being provided All relevant clauses of the specifications like Clause 1 0 d 2 0 b 2 0 c 4 2 etc stand amended to reflect this The Table under Clause 4 3 under description Tributary electrical interface the specification Per ITU T G703 75 ohm stands amended as Per ITU T G703 120 ohm Specification for Server Workstation Craft terminal Laser Printer and Rack cabinet required for STM equipment i In addition to the details provided for the server workstation craft terminal laser printer and rack cabinet the additional minimum requirements are as follows a Server Specification The minimum requirement is as tabulated below 1 Dual Socket Dual Core 1U Rac
4. Gigabit 9 IEEE 1394 Adapter 10 Multimedia Keyboard 11 Optical Scroll Mouse 12 19 LCD Monitor same brand 13 Preloaded Genuine Windows XP Professional with original licensed CD Page 5 of 19 ee 14 Preloaded Microsoft Office 2007 15 Preloaded Norton Antivirus 2007 16 All Hardware Drivers in CD DVD c Craft Terminal Specification The minimum requirement is as tabulated below Branded Laptop with following specification 1 32MB Vedio RAM Non Shareable 2 RAM 4 GB DDR2 upgradable to 8 GB 3 HardDIsc 250GB 7400Mhz 4 14 1 VGA LCD Screen 5 CD DVD RW Combo 6 44 USB Slots 7 Gigabit LAN Card 8 56 KBPS V 9 2 internal modem 9 Bluetooth 2 0 with EDR support 10 Internal Speaker 11 carry bag 12 keyboard Stickers 13 power supply Adaptor 14 Preloaded Genuine Windows XP Professional SP3 with original licensed CD 15 Preloaded Microsoft Office 2007 16 Preloaded Norton Antivirus 2007 i Laser printer Specification The minimum requirement is as tabulated below reputed branded make ii with accessories driver and printer cable iii Printer Speed 35 ppm iv Duplex Printing V V V Network printing i duty cycle 65000 pages per month ii resolution 1200x1200dpi j Page 6 of 19 viii S5SOMHz Processor ix 128MB RAM x Paper handling Inp
5. and wiring Equipment covers for exposed components mounted inside cabinets are not required unless specifically recommended c All doors and removable panels shall be fitted with long life rubber beading All panels shall be fabricated from minimum 2 0mm thickness steel sheet However for racks with load bearing Aluminum extrusion frame door panels and side panels may be fabricated from minimum 1 6mm thickness steel sheet and the top amp bottom panels shall be fabricated from minimum 2 0mm thickness steel sheet Page 7 of 19 d Equipment cabinets enclosures shall be dust and moisture proof as per IP41 specification or better IV SECTION IV PRICE SCHEDULE The price schedule has been revised and the revised price schedule are enclosed These replace the earlier price schedules and forms part of the bidding document C CONTENTS OF THIS ADDENDUM Except for the above all other terms and conditions of the original Tender documents govern This Addendum consists of the following i Main Text of the Addendum including revised price schedule ii Annexure Reply to Queries received from Bidders This Addendum along with the above enclosures forms part of the Tender Document Page 8 of 19 Annexure REPLY TO QUERIES RECEIVED FROM BIDDERS FOR SUPPLY INSTALLATION amp COMMISSIONING OF SDH EQUIPMENT FOR ESTABLISHING INTERNATIONAL GATEWAY AND NODAL BANDWIDTH DISTRIBUTION POINTS Ref Bid No BPC ICSD SDH 1 2K9 S
6. ex Semtokha Chumdo is STM 4 connection Please confirm STM 4 up gradable to STM 16 connection is required Our understanding is that the E1 termination is 120 Ohm Please confirm Kindly refer to Clause 4 3 of the technical specifications The table describing the optical and electrical characteristics with the description Tributary Electrical Interface Per ITU T G703 75 ohm stands amended All El termination will be 120 ohm No more spec for GPS If we provide OSA 5230 GPS synchronisation receiver Rubidium in a 19 sub rack 2U high rear facing connectors 1 x E1 MHz aux input Rubidium RMO 5e 11 month 8 x E1 2 048 MHz 10 MHz 1 PPS outputs 18 60 VDC power supply RS 232 local management Factory Acceptance Tests FAT User Manual on CD ROM Drawing No 945 523 040 will it be OK The specification looks acceptable to us However the specifications for the GPS and the Rubidium clock provided must minimize data losses in the network and allow for reliable operation of the network Page 11 of 19 10 Your requirement DC Power Supply single phase output 48 V 15Amp 24 hours back up 1No For the DC power plant you have mentioned 24Hr back up Shall I understand that your total load is 15 A to run 15A load you need a DC back up of 24Hrs Shall I design Power plant on that basis or you need a power plant of 48V 15A n 1 Will you provide battery
7. Commissioning 2 of 2 Section IV B SI No Item Description Unit a Currency Unit Price Amount A Telecom Equipment SDH Add Drop MUX STM 4 including all 1 cards and accessories needed for the specified SDH PDH tributary synchronous interfaces i Malbase Nos 1 ii Phuentsholing Nos 1 lil Gedu Nos 1 iv Chhukha Nos 1 v Watcha Nos 1 vi Chumdo Nos 1 Vii Paro Nos 1 viii Semtokha Nos 1 ix Rurichhu Nos 1 x Dajey Nos 1 xi Thimphu BPC HQ Nos 1 2 DDF for El i DDF for 10 El Nos 3 ii DDF for 20 El Nos 3 iii DDF for 30 El Nos 3 iv DDF for 40 El Nos 1 v DDF for 63 El Nos 1 Page 18 of 19 3 Cabinet to house the SDH equipment Nos 11 4 GPS amp Rubidium clock Nos 1 B Requirements at NOC NMS soft ware complete with five client user a 1 ee Nos 1 capability 2 Server for NMS Nos 1 3 work stations Nos 2 4 Craft Terminal Nos 2 5 Laser Printer Nos 1 DC Power Supply single phase output 48 V 6 B 6 Nos 1 hours back up 7 UPS 1 phase 4 hours backup Nos 2 Total Total in words Page 19 of 19
8. I Bidder s Enquiry BPC s Responses Remarks No Name of the Bidder ECI Telecom Requirement of equipment at Siliguri Site Since this particular span link is over 140Kmas it would be essentially requiring amplifiers To Interoperability is an important and key requirement for the equipment to be supplied The repeater is estimated to be installed on the Indian side at about 70 kms from 1 ensure smooth interworking and handover it is Siliguri mid way highly recommended to plan for equipment at Siliguri site as the amplifiers of different vendors may or may not inter operate Equipment at Semtokha site The site has been A STM 4 upgradable to STM 16 is to be installed at excluded from the list of distances Request you Semtokha too 2 to confirm the requirement of equipment at Refer revised Table 1 1 amp Fig 1 lof the amendment Semtokha site and the pertaining distances document for revised distances and network diagram Generalizing the requirement of STM 4 LH Generalizing the requirement would mean usage of L4 2 interfaces It is suggested that all the attenuators We have specified the distance between aggregate STM4 interfaces being asked in the stations We will use both short haul and long haul 3 tender be of same type i e L4 2 to ensure interfaces as required by the distances between uniformity at all sites for easier maintenance The substations shorter links may be supplied wi
9. age 1 of 19 III SECTION lll TECHNICAL SPECIFICATIONS 1 SDH network Diagram Figure 1 1 The SDH Network diagram Figure 1 1 has been revised to bring more clarity on the connection details and BPC s own requirements Actual site conditions will determine the final connectivity which is not expected to deviate too much from the amended SDH network diagram The amended network diagram is given below a Chumdo de substation Substation z ADM 4 ADM 4 Thimphu BPC HQ ADM 4 Watcha Substation ADM 4 Semtakha Substation ADM 4 Phuentsholin ADM 4 Gedu Chhukha Substati al Substation u ion ADM 4 ADM 4 EET Tsirang Malbase E E i0 Sean ADM 4 ADM 4 Figure 1 1 SDH NETWORK DIAGRAM Amended The revised SDH Network diagram shows the intended connectivity among various en route substations between Phuentsholing and Thimphu and a separate direct connection between Phuentsholing and Thimphu It may be noted that the transmission line route with OPGW 24 fibre connectivity is same and the intent is to route 2 fibres via all intermediate substations while 2 fibres are intended to be used for direct connection between Thimphu and Phuentsholing Bidders are advised to note that for the direct interconnection amplification if Page 2 of 19 Zr any due to long distance between these two terminal stations shall be achieved by utilizing the equipment being supplied at on
10. e of the intermediary stations Such arrangement will be part of the scope of this work and should not result in any additional cost implications to BPC Distance between various stations Table 1 1 of Section Ill Technical Specifications The table stands amended as indicated below It may be noted that the equipment being provided shall be suitable for extending the existing as well as proposed links future provisions SI No Link Distance KM OPGW Specification 1 Bhutan India Border to Siliguri 112 G 652 DWSM 2 Malbase to Bhutan India Border 28 G 652 DWSM 3 Malbase to Phuentsholing 12 G 652 DWSM 4 Phuentsholing to Gedu 17 G 652 DWSM 5 Gedu to Chhukha 21 G 652 DWSM 6 Chhukha to Watcha 23 G 652 DWSM 7 Watcha to Chumdo 16 G 652 DWSM 8 Chumdo to Paro 24 G 652 DWSM 9 Chumdo to Semtokha 20 G 652 DWSM 10 Semtokha to Rurichhu 47 G 652 DWSM 11 Rurichhu to Tsirang Darjey 49 G 652 DWSM 12 Semtokha to Thimphu BPC HQ 11 G 652 DWSM 13 Phuntsholing to Thimphu 105 G 652 DWSM Link distances for future provision stations 1 Chumdo to Haa 34 G 652 DWSM 2 Phuentsholing to Gomtu 27 G 652 DWSM Page 3 of 19 Tsirang Darjey to Dagana 20 G 652 DWSM Tsirang Darjey to Gelephu 40 G 652 DWSM Semtokha to Jemina 20 G 652 DWSM Malbase to Tala 24 G 652 DWSM Table 1 1 Details of Fiber Connectivity Amended
11. ia whereas optical fiber length table shows Malbase is connected to Bhutan India Border need more clarification here The distance between Malbase and Siliguri is about 140 Kms and the distance from Malbase to the Bhutan India border is about 28 Kms so 112 Kms of the distance between Siliguri and Malbase lies on the India side Fractional E1 s with the following interfaces are required per station Kindly refer section 3 Technical specification V 35 16 Nos clause no 1 0 d Requirement of fractional E1 V 24 16 Nos Nx64 has been indicated However this requirement is not confirmed in Clause 4 7 kindly confirm that fractional Els are required by M s BPC Page 13 of 19 Name of the Bidder InfoCare india What CORE you are using for fiber optic BPC optical fiber network is generally a 24 core fiber gt network 5 What bandwidth you will be using The requirement is STM 4 upgradable to STM 16 3 How much MBPS line you will be using The requirement is STM 4 upgradable to STM 16 4 Where the place Mux installation The Multiplexers will be installed in BPC s existing i Power Substations and BPC headquarter building 5 How many points for LAN you will be using This is will be in line with the work station and server connectivity How many license you want for operating 6 system 5 licenses are required for the NMS What is the data transfer rate and data t
12. ision for Total Unit Price FAS BST CD FAS SI No Item Description Unit Pro Qty Currency Ex FAS excl Incl works Including BST C Rate Rate BST C BST CD D BST CD Value D A Telecom Equipment SDH Add Drop MUX STM 4 including all cards and 1 accessories needed for the specified SDH PDH tributary synchronous interfaces for the folowing stations i Malbase Nos 1 ii Phuentsholing Nos 1 ili Gedu Nos 1 iv Chhukha Nos 1 v Watcha Nos 1 vi Chumdo Nos 1 vii Paro Nos 1 viii Semtokha Nos 1 ix Rurichhu Nos 1 x Dajey Nos 1 xi Thimphu BPC HQ Nos 1 2 DDF for El i DDF for 10 El Nos 3 Page 16 of 19 ii DDF for 20 El Nos 3 iii DDF for 30 El Nos 3 iv DDF for 40 El Nos 1 v DDF for 63 El Nos 1 3 Cabinet to house the SDH Nee 11 equipment 4 GPS amp Rubidium clock Nos 2 Spare cards for the complete setup for one location including 5 CPU tributary synchronous a 1 interfaces etc Note break out price for individual cards should be furnished B Requirements at NOC NMS soft ware complete with z l five client user capability Nos l 2 Server for NMS Nos 1 3 work stations Nos 2 4 Craft Terminal Nos 2 5 Laser Printer Nos 1 6 DC Power Supply single phase Nos 1 output 48 V 6 hours back up 7 UPS 1 phase 5 KVA output 4 Nos 2 hours backup Total Page 17 of 19 Revised price Schedule for installation testing and
13. it for payments to be made to the supplier Kindly confirm that no letter of credit will be opened by M s Bhutan Power Corporation for effecting payments under this tender No letter of credit will be opened by BPC Page 12 of 19 Kindly refer Section MI Clause 4 7 specify the following STM 1 Electrical or Optical is required for all stations Please El 75 ohm or 120 Ohm Kindly refer to Clause 4 3 of the technical specifications The table describing the optical and electrical characteristics with the description Tributary Electrical Interface Per ITU T G703 75 ohm stands amended All El termination will be 120 ohm Kindly refer Section II Clause 14 Payment Kindly clarify how the payments shall be effected i e the percentage of payments to be released and at what stage Refer amendment document Optical fiber lengths to and from Semtokha are not specified in the tender Refer revised Table 1 1 amp Fig 1 lof the amendment document for revised distances and network diagram With reference to SDH network diagram figure 1 1 of tender and optical fiber length table table 1 1 need more clarification on how Chumdo is connected to Thimphu Refer revised Table 1 1 amp Fig 1 lof the amendment document for revised distances and network diagram Thimphu is connected to Chumdo via Semtokha SDH network diagram shows Malbase is connected directly to Siliguri Ind
14. jas network India Request for postponing the pre bid meeting and Pre bid meeting cannot be postponed however the bid 1 the bid submission date submission date will be on May 14 2009 1500 hours The bids will be opened on the same day at 1530 hours It will be online Please confirm whether required UPS UPS 1 2 phase 5 kVA output 4 hours backup is ONLINE OFFLINE Page 10 of 19 Our understanding is that there is no requirement for Fractional E1 s In the BOQ also we did not see any requirement for fractional El s We request you to remove this from the mandatory requirement Fractional E1 s is a requirement as per Power utility requirement The request to remove fractional E1 s cannot be entertained However we are open to being provided additional Multiplexer to cater to the fractional E1 Our understanding is that the STM 4 mux should support E1 DS 1 E3 FE Fx STM 1 GE interfaces Please confirm In addition to your understanding we have requested for Native IP and fractional E1 Please confirm if the up gradability to STM 16 is mandatory The upgradability is mandatory Please confirm if 1 1 redundancy is mandatory for XCC and PSU modules 1 1 redundant system is mandatory This is to achieve a 100 online system The 1 1 redundancy is only for critical cards and not all the cards in the system Our understanding is that the interconnection between the nodes For
15. k Server 2 Processor 2 X Quad Core Intel Xeon Processor E5300 Series X5355 65nm 8M L2 NA L3 2 66 GHz 1333 MHz FSB XD Intel R 64 QC DBS VT FC LGA6 3 Memory 8GB 533MHz Single Ranked DIMMs MEMORY 4 Operating System Windows based Integrated SAS SATA RAID 5 PERC 5 1 Integrated Page 4 of 19 5 Hard Disk 160GB SATA 3 5 inch 7 2K RPM Hard Drive FIRST HDD 160GB SATA 3 5 inch 7 2K RPM Hard Drive SECOND HDD 160GB SAS 3 5 inch 7 2K RPM Hard Drive THIRD HDD 160GB SASI 3 5 inch 7 2K RPM Hard Drive FOURTH HDD Rack Chassis with Static Rapid Rails 6 NIC 2x Intel PRO 1000PT Dual Port Server Adapter Gb NIC Cu PCIe x4 7 Preloaded latest Antivirus 8 Chipset Intel 5000 X 9 17 LCD Rack Console Monitor with rack mini keyboard b Work station Specification The minimum number of workstation has been amended from one to two The minimum requirement is as tabulated below Branded Desktop Computer with following specification 1 Intel Core 2 Duo processor E8400 3 00GHz 1333 3000MHz 4MB L2 2 Mechanical Package Tower 4X5 Universal 230W AMT 3 USB Ports 4 in rear and 2 in front 4 PC2 6400 800MHz Memory 5 4GB PC2 5300 SD DDR RAM 2 DIMMs Integrated Video GMA3100 120GB Hard Disk Drive 7200RPM Serial ATA 6 CD RW DVD Combo Drive SATA 7 56KBPS Soft Modem US WT FH 8 Integrated Intel Pro 1000T
16. o the extent indicated in this Addendum In case of any discrepancy between the main text of this Addendum and Annexure to this Addendum Replies to Bidders Queries the provisions of this Main Text govern The Bill of Quantity has been revised to incorporate extra details and has been enclosed B CHANGES IN THE TENDER DOCUMENT lL NOTICE INVITING BID amp SECTION I INSTRUCTIONS TO BIDDERS 1 Deadline for submission of Bids The deadline for submission of Bids stands extended till 1500 Hrs on May 14 2009 The bids will be opened on the same day t 1530 Hrs IL SECTION I CONDITIONS OF CONTRACT 1 Add the following sub clause 14 4 to Clause 14 Payment 14 4 The payment for the Goods and Services to be performed under the Contract shall be as per the following terms a 70 of the payment related to supply of Equipment i e Price Schedule 1 of 2 on receipt of equipment at site b 30 of the payment related to the supply of Equipment i e Price Schedule 1 of 2 along with 100 of the payment related to Installation Testing and Commissioning Price Schedule 2 of 2 on completion of all works and successful commissioning after adjusting any amounts due including but not limited to Liquidated Damages Performance Security etc There is no change to the other provisions for any deductions as indicated in the Conditions of Contract from the payments due for any taxes and other purposes and the same stand unaltered P
17. ransfer 7 speed The requirement is STM 4 upgradable to STM 16 What kind of patch cord you want to use for fiber 8 optic This will be as per site requirement What is the specification for exciting fiber optic This has been specified in the Tender Document 9 10 What are the numbers of SDH you want to install This has been specified in the Tender Document along with this place 11 What are the applications you want to use The applications vary from International IP Bandwidth IP lease circuit SCADA applications etc 12 Do you have any Doman server and do you want The NMS system is not expected to be connected to the to connect with this Doman Domain Server 13 What type of terminal you want to use Various terminal interfaces are required and have been specified in the tender document and the amendment Page 14 of 19 a What type of switch you want to use As per site requirement with some spares for future up gradations 15 How many type of switch you want to use As per site requirement with some spares for future up l gradations What type of security you want is it hardware Licensed copies of both Antivirus and Spy wares are to be 16 base software base provided both for the server and the work stations Who will provide the Local Area Network CAT 6 17 diagram 18 Any network policy This will be discussed and informed to the s
18. th attenuators if required Fractional E1 requirement It is requested to The requirement of fractional E1 in all the stations are as share the number and type of 64K interfaces follows 4 required in the tender Ex 24 no V 24 and 24 No V 35 interfaces a V 24 16 Numbers b V 35 16 Numbers Page 9 of 19 Laser Printer It is requested to share the kind of Please refer Appendix F of this amendment document 5 laser printer required For Ex 300dpi 600dpi Name of the Bidder Fiberhome Telecommunication Technologies Co Ltd For Chumdo Substation Watcha Substation Type 3 Type 3 connectivity species watcha substation as Chhukha Substation we understand that there are an intermediary station between Chumdo and Chukha 1 4 types of connection please find attached substation connection doc please clarify which type of connection Please clarify the distance of the following Refer revised Table 1 1 amp Fig 1 lof the amendment station document for revised distances and network diagram 5 Chumdo Substation to Chhukha Substation Thimphu BPC HQ to Semtokha Substation Semtokha Substation to Rurichhu Chumdo Substation to Semtokha Substation Please clarify the transmission distance of STM 1 Refer revised Table 1 1 amp Fig 1 lof the amendment required in Thimphu BPC HQ and Phuentsholing document for revised distances and network diagram 3 Name of the Bidder Te
19. uccessful bidder Other issues that were raised and discussed during the Prebid meeting held on April 20 2009 Payment after supply of equipment and not after Refer amendment document 1 the commission of the equipment Referred clause 14 Section H Conditions of contract Specifications for Server work station and Craft Refer amendment document 2 terminal referred clause Clause 5 4 to Clause 5 7 3 of Section 3 Technical Specifications Requirement of work stations Referred Clause The requirement for workstations stands amended as 2 3 5 4 II b Workstations At least one work nos station shall be provided 4 No of client users for the NMS The minimum number of client users for the NMS is 5 nos Is there a need to have DDF for 63 E1 in all the The DDF requirement will be as per the no of El s 5 stations required in each substation as specified in Clause 4 7 of Section 3 Technical Specifications 6 Specification of the Rack cabinet required for the Refer Appendix G for the specification STM equipment 7 Is Bank Guarantee from Bhunta Development Bank Guarantee from BDFC is acceptable Finance Corporation BDFC acceptable Page 15 of 19 Zr REVISED PRICE SCHEDULES Revised Price Schedule for supply of equipment 1 of 2 Section IV B Total Prov
20. ut tray Upto 500 Sheets and Output tray 250sheets Rack cabinet Specification The minimum requirement is as tabulated below Specification for equipment cabinets The equipment supplied should be mounted on suitable racks in closed enclosure cabinets The racks and cabinets shall meet the following minimum requirements 1 0 Equipment Rack Equipment Racks provided for installation in environmentally controlled facilities shall meet the following minimum requirements a Equipment Sub Racks shall be steel aluminum fabricated and finished on all surfaces All metal and welds shall be thoroughly cleaned and sanded to obtain a smooth finish All surfaces shall be treated for rust and primed to form a bond between metal and the finish coats of paint b Equipment covers shall be provided for exposed components mounted in equipment sub Racks c Dust and moisture protection shall meet or exceed IP20 standards 2 0 Equipment Cabinet a Equipment cabinets shall be steel steel amp Aluminum extrusion fabricated and finished on all surfaces All metal and welds shall be thoroughly cleaned and sanded to obtain a smooth finish All surfaces shall be treated for rust and primed to form a bond between metal and the finish coats of paint b Equipment cabinets enclosures shall be designed free standing but shall be mounted to the floor Cabinets enclosures shall have secure fitting lockable full length front doors for access to hardware
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