Public procurement of goods — decrease of water losses by replacement and installation of measuring instruments and their integration in a mobile and fixed network for remote reading including installation and configuration of reading equipment in the municipality of Stip

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Open procedure no. 152/2015

For awarding a contract on public procurement of goods — decrease of water losses by replacement and installation of measuring instruments and their integration in a mobile and fixed network for remote reading including installation and configuration of reading equipment in the municipality of Stip.

Part 1: procurement of household, multi-jet, ultrasonic water meters and their integration in a mobile network for remote reading including installation of reading equipment.

Part 2: procurement of household volumetric water meters and their integration in a mobile and fixed network for remote reading including installation and configuration of reading equipment.

Part 1+ 2 (package 1+2): procurement of household volumetric water meters and their integration in a mobile and fixed network for remote reading including installation and configuration of reading equipment.

Capability for performing a professional activity.

In order to prove the capability for performing a professional activity, the economic operator should submit a document of registered activity as a proof that it is registered as natural person or legal entity for performing the activity related to the scope of the contract on public procurement or a proof that it is a member of an adequate professional association in accordance with the regulations of the country in which it is registered.

4.6 Bid guarantee.

4.6.1 As a part of the bid, the economic operator should obligatorily provide bid guarantee (performance guarantee) in the amount of at least 1 % of the total value of the bid, VAT excluded.

4.6.2 The guarantee is in a form of bank guarantee.

4.6.3 The guarantee should be also submitted in the original form in the procedures implemented in electronic manner. Scanned documents/copies are not accepted. The guarantee can be submitted in hard copy in a manner referred to in item 2.1.2 by the expiry of the bid submission deadline or at the public opening by the authorised representatives of the bidders. If the guarantee is available in original electronic form / electronic guarantee / it shall be uploaded via the ESPP along with the offer and the accompanying documentation. The guarantee must have a validity period of at least 14 days as of the day of expiry of the bid validity. Every bid that does not include a bid guarantee or includes a bid guarantee that does not comply with the conditions of the tender documentation will be rejected by the contracting authority as unacceptable.

4.6.4 The bid guarantee of the unsuccessful economic operators shall be returned within 7 days as of the conclusion of the contract with the most favourable economic operator.

4.6.5 The bid guarantee can be collected if the bidder withdraws its bid prior to the expiry of its validity period, fails to accept the correction of arithmetic errors by the commission, fails to sign the contract on public procurement in accordance with the conditions of the tender documentation and fails to provide a guarantee for quality performance of the contract.

6. 9 Procurement performance deadline

6.9.1 The holder of the procurement of part 1 (package 1) of the tender documentation is obliged to perform the procurement by placement and integration of the envisaged works within 19 (nineteen) calendar months.

6.9.2 The holder of the procurement of part 2 (package 2) of the tender documentation is obliged to perform the procurement by placement and integration of the envisaged works within 19 (nineteen) calendar months.

Conditions and method of payment.

7.1.1 For the performed procurement by placement and integration of the water meters and other equipment, the bidder should submit:

— Certificates, catalogues, user manuals, guarantee and other accompanying documentation prepared by the manufacturer;

— Attest from the manufacturer should be obligatorily submitted during the delivery, separately for each part of the procurement;

— Before the installation every water meter should be obligatorily verified (compliance assessment) by the Bureau of Meteorology of the Republic of Macedonia;

— Signed and verified confirmation for replacement of water meter which will be prepared for each integrated water meter;

— Signed and verified Interim Report prepared by the Bidder with bill of quantities for the performed procurement with placement and integration of the water meters and other equipment;

— Signed and verified Final Report prepared by the Bidder with bill of quantities for the performed procurement with placement and integration of the water meters and other equipment.

7.2 Method of payment.

7.2.1 The payment shall be effectuated in the following manner:

— The payment shall be effectuated with a transfer order within 180 days as of the receipt of the signed and verified invoices submitted to the archive of the Contracting Authority upon the actually performed procurement and placement and integration of the scope of the procurement;

— The payment of the scope of the procurement shall be effectuated by preparing and submitting an invoice which should contain the following:

The annex to the invoice should comprise duly verified dispatch note and the annexes specified in item 7.1.1;

The procurements shall be performed successively in accordance with the adopted dynamics for placement and integration of the procurement, approved by the Purchaser;

The method of payment is obligatory. Each bid that contains a method of payment different than the one referred to in this item shall be considered as unacceptable and as such it shall be rejected by the public procurement commission.

Advance payment

7.4.1 For the purpose of performing the contract on public procurement, an advance payment in the amount of 20 % of the contract value, VAT included, shall be allowed.

7.4.2 Prior to the payment of the advance, the holder of the procurement shall be obliged to submit a bank guarantee in the amount of the agreed advance payment within 5 working days as of the day of signing of the Contract with validity period as of the day of payment of the first interim situation, whose value is in the amount of the advance payment.

II. Technical specifications.

Water meter standards.

The water meters should meet the following standards:

МКС ЕN 14154-1+A2:2012 or the equivalent thereof — Water Meters — Part 1: General requirements.

МКС ЕN 14154-2+A2:2012 or the equivalent thereof — Water Meters — Part 2: Installation and terms of usage.

МКС ЕN 14154-3+A2:2012 or the equivalent thereof — Water Meters — Part 3: Testing methods and equipment.

The standards are included in the directive 2004/22/ЕС — Measuring instruments transposed into the Macedonian legislation.

Household multi-jet, ultrasound water meters and their integration into a mobile network for remote reading including the installation and configuration of reading equipment.

Part 1 (package 1).

1. Household multi-jet water meter with wet dial mechanism set with radio modules (clip on) or equivalent for remote reading.

The procurement, transportation and installation of the household multi-jet water meters with wet dial mechanism and R80 accuracy class, prepared for radio reading, including a seals set and brass screwed connection, and a radio module Clipon or equivalent for remote reading, listed under No. А/1, 2 and 3 of the Bill of Quantities, given enclosed with the Technical Documentation with included technical specifications refer to the following quantities:

A 1 DN 1/2" (DN 15), horizontal Qty 1325

2 DN 3/4" (DN 20), horizontal Qty 3938

3 DN 3/4" (DN 20), vertical Qty 1324

The bill of quantity also includes disassembling, transport and storage of 6587 existing water meters.

Technical Conditions.

Internal water meter mechanism DN 15 -1/2" and DN 20 -3/4";

Temperature range: 0 °С up to maximum 50 °С;

Pressure: maximum 18 Bars.

Nominal flow: Qn = minimum 2.5 m³/h up to maximum 5.0 m³/h;

The water meter length should comply with МКС ENISO 4064-1:2015 or equivalent

Mechanism:

The mechanism should be prepared for radio reading;

The pulse to be sent via inductive method (without external manipulation by using magnets);

Dial meter: min. 5 digits /4 indicators /1 flow indicator;

Round indicator: rotor and rotational axis of 1 part, removable sapphire bearing;

Case: WVG case or equivalent pressed in accordance with W421 or equivalent thereof, made of brass according to DIN50930-6 or equivalent;

Filter: internally installed, easily replaceable;

Glass: special glass prepared for direct installation of radio modules, without cable and bolts (clip on) or equivalent;

Impulse inductive provider;

Display clarity: when installing the module, 3 out of 4 indicators and the entire dial meter must be visible;

Main ring: made of brass;

All water meters should be delivered with screws, the vertical water meters should be delivered with reduced screws of 3/4" -1/2".

Radio module:

Direct installation of the water meter glass without extra cables and bolts or equivalent;

Data transmission via one-way continuous radio system;

Radio reading of the parameters is done visually i.e. by means of optics;

The broadcasted number should be solely the number of the water meter itself;

Possibility for activation of various alarm functions through programming with optical device: Detecting leakage, minimum and maximum flow, identifying manipulation;

Frequency — free and free of charge frequency unified by the European Union for all manufacturers of radio equipment;

Sending signal with one-way system without the need of calling;

Transmission power: minimum 15 mW to maximum 20 mW;

Time for impulse transmission less than 10 seconds;

Minimum range for data transmission from the module installation place without additional boosters up to 400 m;

Protection class (protection from full submersion when installing into the manhole) at least IP 67 or equivalent;

Battery life: at least 12 years.

Possibility for upgrading the GPRS system for data transmission for reading from one location in the future.

2. Ultrasonic water meter set with internally integrated radio module.

The procurement, transportation and installation of static water meters for cold water consisting of a component for ultrasonic measuring of the volume combined with hardware and software for measuring the water flow and consumption, including a seals set and brass screwed connection with possibility to be integrated in the Automatic Meter Reading System, listed under No. B/1, 2, 3, 4, 5 and 6 of the Bill of Quantities, given enclosed with the Technical Documentation with included technical specifications refer to the following quantities:

B 1 DN 3/4", horizontal Qty 28

2 DN 1", horizontal Qty 12

3 DN 5/4", horizontal Qty 1

4 DN 6/4", horizontal Qty 1

5 DN 2", horizontal Qty 2

6 DN2-1/2", horizontal Qty 2

The bill of quantity also includes disassembling, transport and storage of 46 existing water meters.

The water meters with integrated radio module should be in accordance with the Law on meteorology and the Rulebook on measuring instruments of the Republic of Macedonia and to have an integrated radio module:

Design:

— Prevent sedimentation of dirt on the spotlights;

— Dirt resistant;

— Brass body made of WB402N or equivalent thereof in accordance with DIN 50 930-6 or equivalent thereof;

— The design should ensure that only the precise ultrasonic signals passing through the measurement unit shall be measured;

— Installation of water meter in each position;

— Protection class (protection from full submersion when installing into the manhole) at least IP 67 or equivalent;

— Does not encompass measurement of the air;

— Battery life: at least 12 years.

Electronic data:

— The water meter should contain all the necessary components for recording the water flow, the water consumption, as well as calculation, logging in and attaching the data.

— The water meter should support display of at least 8-digit display of units and symbols.

— All faults and errors are presented and recorded on the LC display.

— For the purpose of protection of the read data, they are stored in a non-transferable memory with a capacity of minimum 2 MB. This memory records all values, parameters and errors in the regular intervals.

— The electronics is equipped with standard optical interface with M-BUS protocol or equivalent thereof. This interface can be used for communication with adequate software for parametrization and single reading.

— At least 8-digit LC display without light.

— Power saving module.

— Power supply: battery of at least 3.0 VDC.

— List of events.

The water meter should display additional information such as:

— Direction of the flow;

— Quantity;

— Flow;

— Temperature;

— Errors;

— Display text;

— Active or inactive radio connection.

3. Equipment set for remote reading, programming and configuration of the radio modules including the software.

The procurement of the equipment set for remote reading, programming and configuration of the radio modules including the software listed under No. C1, 1, 2 and 3of the Bill of Quantities, given enclosed with the Technical Documentation with included technical specifications refers to 8 sets. The procurement includes personnel training, testing, parametrization and issuance of the necessary attests.

Receiver with Bluetooth connection.

— One-way communication with the radio modules for reading the radio signal from the modules of compact type;

— Power supply: installed batteries;

— The communication of the receiver with the radio transmitter should be done with Bluetooth connection or equivalent;

— Identification of the modules via the serial number of the water meter;

— Frequency — free and free of charge frequency unified by the European Union for all manufacturers of radio equipment;

— Water and dust protection of minimum IP54 or equivalent.

Optical device for module programming.

Possibility for connection with PocketPC; Used for programming and adjusting the parameters of the radio modules.

Handheld PC.

— Used in radio reading systems including installed software package for radio reading;

— Processor: minimum 1.8 GHz

— RAM: minimum 2 GB

— Data storage memory: minimum 64 GB

— Operating temperature: minimum -20 °С up to maximum +50 °С

— Protection class at least IP 65 or equivalent.

Upgrade of software package for overview and visualization of data from water meters for remote reading.

— User interface in English.

— One user or client-server architecture for multiple users.

— Manual or automatic import and export of data to/from the water meters.

— Automatic alarm management.

— Modular server concept.

— Specific function for water meters replacement.

— Management of consumer data (for example: name, surname...).

— Bаckup function.

— Alarm monitoring.

Household volumetric water meters and their integration in a mobile and fixed network for remote reading including the installation and configuration of reading equipment.

Part 2 (package 2):

1. household volumetric water meters including radio module for remote reading.

The procurement, transportation and installation of the household volumetric water meters including radio module for remote reading and their integration in a mobile and fixed network for remote reading including installation and configuration of reading equipment, with included set of seals and brass screwed connection, listed under No. D/1, 2, 3, 4, 5, 6, 7, 8, 10, 11 and 12 of the Bill of Quantities which is given enclosed in the Tender Documentation and for which the technical specifications are given, pertains to the following quantities:

D 1 DN ½ (DN 15) horizontal qty 1 800

2 DN1/2 (DN 15) vertical qty 12

3 DN 3/4” (DN 20) vertical qty 1 936

4 DN 1” (DN 25) horizontal qty 2

5 DN 5/4” (DN 32) horizontal qty 1

6 DN 6/4” (DN 40) horizontal qty 3

Legal entities

7 DN ½ (DN 15) horizontal qty 723

8 DN1/2 (DN 15) horizontal qty 15

9 DN 3/4” (DN 20) horizontal qty 117

10 DN 1” (DN 25) horizontal qty 34

11 DN 5/4” (DN 32) horizontal qty 27

12 DN 6/4” (DN 40) horizontal qty 49

The bill of quantities also stipulates the dismantling, transportation and storage of 4 719 existing water meters.

Volumetric water meter.

— The water meters shall be with a rotary piston in accordance with ISO 4064 or equivalent, metrology class R80 and R160.

— The length of the water meters shall be in accordance with DINISO 4064 or equivalent.

— Nominal flow Qn of minimum 2.5 m³/h up to maximum of 10 m³/h.

— Ready for remote reading.

— Installation of a compact radio module.

— Temperature: cold water up to 300 C (safety up to 500 C).

— Pressure: maximum 16 Bars.

— Impulse inductive provider 1/1.

— Protection class: protection from full submersion when installing into the manhole minimum IP67 or equivalent thus avoiding glass condensation.

Radio module — compact type (clipon) of radio transmitter.

Module strength of up to 12 dBm +/- 2dBm with two-way communication with a defined frequency — free and free of charge frequency unified by the European Union for all manufacturers of radio equipment.

— Signal in accordance with EN300-220-3/-1 or equivalent.

— Compact radio transmitter directly attached to the water meter. Alarming in case of defects, manipulations, continuous flow, reversible flow....

— The status of the meter for a given date shall be stored in the memory of the transmitter with a possibility for it to be read later on at all times.

— The electrical power supply will be performed with an integrated battery with a lifespan of minimum 2 years and maximum 12 years.

— Protection from water and dust minimum IP 67 or equivalent.

— Suitable working temperature range: -20 to +65.

— The radio transmitters shall have an option for their programming in order to activate various functions and alarms.

2. Reading equipment.

The procurement, transportation and installation of the reading equipment, listed under No. E/1 of the Bill of Quantities which is enclosed in the Tender Documentation and for which the technical specifications are given, pertains to 5 sets of a manual terminal with included software:

Repeater strength of 22 dBm +/- 2dBm with two-way communication at the free and free of charge frequency unified by the European Union for all manufacturers of radio equipment.

— Possibility for connection with a laptop computer, PDA, Smart Android devices.

— It is used for programming, setup and reading of the radio modules’ parameters.

— Installation of equipment for mounting a Bluetooth receiver for reading from a moving vehicle (including an antenna).

— To be used in the systems for radio reading, including an installed software package for reading on an android platform.

Communication for data transmission:

— USB

— Data-transmission cable

— WLAN

— WWAN

— camera with a resolution not less than 3MP (possibility for taking photos of installed water meters).

— GPS possibility for entering coordinates of modules and repeaters.

— Battery power supply of minimum 3,5 V

— Processor speed of minimum 1,1 GHz

— Integrated memory of minimum 512 MB

— Alphanumerical keypad with separate numerical keypad or TouchScreen operational panel.

— One platform for several types of radio modules.

— Possibility for correction of data.

— Management of alarms, consumption, graphical representation of the data.

— Control of the work of the fixed network and the repeaters.

— GPS/GIS representation of the fixed network, possibility for definition of a reading route.

— System requirements: PC with Windows or equivalent.

— Setup of various orders (for control of the water consumption, water meter replacement and saving of read water consumption data).

3. fixed network.

The procurement of the fixed network equipment, listed under No. F /1, 2, 3, 4 and 5 of the Bill of Quantities which is enclosed in the Tender Documentation and for which the technical specifications are given, pertains to the following quantities:

F 1 Radio repeater 14 dBm-2dBm qty 100.

2 Radio repeater 14 dBm+2dBm qty 30.

3 Concentrator qty 1.

The procurement also stipulates the training of personnel for work with the remote reading system, trial testing, parametrization and issuance of the necessary attestations

Repeater

— Repeater strength of up to 14 DBm +/- 2 dBm with two-way communication with a defined free and free of charge frequency unified by the European Union for all manufacturers of radio equipment

— Signal emission range minimum 2 km from ISM

— Working temperature range from minimum -200C to maximum 650 C

— Protection of the radio communication against additional external impacts

— Automatic configuration with the signal concentrator

— Maximum 32 repeater modules

— Maximum 3 repeaters in a series

— Alarm for a low-level of battery capacity

— High level of external impacts on the signal

— In accordance with EN 300-220 and/or EMC301489 or equivalent

— Battery life span of up to 12 years

— Possibility for transmission of the signal to three repeaters in a series

— Protection from water and dust minimum IP67 or equivalent

Signal concentrator

— Radio transmission strength from 14 dBm to 27 dBm with a two-way communication with a defined free and free of charge frequency unified by the European Union for all manufacturers of radio equipment. Multi-channel possibility for work at 868 MHz, 433 MHz 169 MHz.

— Battery reserve power supply

— SMS notification for loss of power supply

— Protection from water and dust minimum IP 66 or equivalent

— Aluminium housing

— 230 VAC power supply

— 12 VDC power input for battery power supply

— Working temperature range from minimum -200 C to maximum 550 C

— Antenna installed at the top with a possibility for a separate antenna for better signal reception

— Communication through GSM/GPRS transmission in accordance with EH301511 or equivalent (integrated GSM transmission) in accordance with ЕН301511 or equivalent (integrated GSM modem) in accordance with ЕН300-220, ЕМ ЕN 30301489, ЕN 50371 or equivalent.