General description:

Haier Walk-in, split type cold room, 30m3 for storage of vaccines at
national and sub-national levels.

External dimensions: L=4800 x W=2930 x H=2600 mm

Internal dimensions: L=4600 x W=2730 x H=2400 mm

Technical specifications:

Prefabricated cold room, walk-in, split type, supplied with all
necessary mechanical and electrical fittings and equipment for quick and
easy installation in the field.

The unit is designed to operate from a mains supply of 220/380 volts,
50Hz, 3 phases with a dual refrigeration unit, which is sized to give
100% stand-by capacity designed to operate at +2°C to +8°C in a maximum
ambient of 43°C.

The electrical control unit is equipped with “Bipolar differential
magneto thermic circuit breaker” and electrical protection against
overcurrent, over voltage, single phasing and phase reversal, under
voltage and surge.

The complete unit is also designed for installation in a housed area
such as a warehouse in order to meet temperature design standards.

Specification details:

Prefabricated modular walk-in cold room complete with floor, wall and
ceiling panels.

Refrigeration unit:

CFC-free refrigerant gas R448a.

automatic duty sharing system designed to ensure even wear on the
refrigeration units.

with run-hour meter.

a timer operated electric defrosting system with a condensate drip tray
and drain connection.

with sealants for air tightening the cut outs between pipes and wall
panel.

refrigeration system shall be complete with copper tubing, electrical
cabling and necessary fittings to cover a distance of 20 meters between
condensers and the evaporators.

Temperature control:

The thermostat is calibrated to ITS-90 and accuracy is ± 0.5°C.

Internal temperature: +2°C to +8°C adjustable.

Electrical safety rating:

The supplied electrical and electro-mechanical components comply with
IEC 60335-1.

Panel Insulation:

Polyurethane foam insulation complies with the temperature zone for the
site of the cold room and contains a fire-retardant.

Insulation material: CFC-free polyurethane foamed-in-place, density
min.40 kg/cbm.

Insulation thickness: 100 mm, K-value 0.21 W/m²K.

Wall and roof panel construction:

Internal and external surfaces of zinc coated polyester coating steel
surface, complying with EN standards.

Tongued and grooved joints between panels are designed to minimize
cold-bridging.

Floor construction:

Floor panels have a finish with hard-wearing non-slip finish material.

Conform to "Type A" loading requirements as per WHO PQS: E001/CR-FR01.4,
Product verification protocol: E001/CR-FR01-VP1.4 and
E001/CR-FR01-VP2.4.

Door construction:

Thickness: 100 mm

Opening width: 800mm

Opening height: 1975mm

U value of the door panels: 0.21 W/m2K.

Foam insulation complies with the Temperature zone for the site of the
cold room and should contain fire-retardant.

With heavy duty hinges and lock with internal safety release.

An internal clear plastic strip curtain is included.

Shelving:

Room is equipped with free-standing, adjustable shelving units, made of
zinc-coated polyester coating steel.

Shelves are 500 mm deep at approximately 450mm vertical centers, 4
levels, the top face of the lowest shelf is mounted 200mm above the
floor.

Each shelf is rated to support at least 0.075 kg/cm².

Lighting:

Internal ceiling-mounted low energy LED luminaires with an external
switch and pilot light.

Illumination level on the vertical face of the lowest shelves: 150 lux.

Alarm System:

A mains-operated audible and visible alarm with battery backup and
automatic recharge is triggered in the event of mains failure or when
room temperatures are outside set limits.

With battery backup and automatic recharge.

The alarm complies with PQS specification E006/AL01 or with E006/TR03.

Alarm sounders located adjacent to the cold room.

Temperature Monitoring System:

A dial thermometer, complying with PQS E006/TH02.

Spare Parts:

For two years of normal operation at the specified locations shall be
provided together with the WIC:

Evaporator fan motor – (1 each)

Condenser fan motor – (1 each)

Contactor (Main and auxiliary) – (4 each)

High Pressure /Low pressure switch – (1 each)

Thermostat with the Temperature probes – (2 each)

Filter drier – (2 each)

R448a: 5kg refrigerant cylinder

Environmental Requirements:

Ambient temperature range during transport and storage:

-30°C to +70°C when components are in transit. Ambient humidity range
during transport, storage and use: 5% to 95% RH, non-condensing.

Physical Characteristics:

Overall dimensions:

Individual components will be able to fit through an 800mm wide door
opening (with the door leaf removed if necessary).

Weight:

Component elements of the room enclosure and component elements of the
refrigeration unit(s) are capable of being manhandled safely into their
final positions.

Materials:

Refrigerant gas R448A (CFC-free) complies with the requirements of the
Montreal Protocol.

The casing and/or the compressor body of each refrigeration unit will
carry a permanent label clearly identifying the refrigerant used in
letters not less than 10mm high.

Warranty:

To be covered by a 2 years warranty in the event of any component
failure arising from defective design, materials or workmanship.

Instructions:

Assembly, operation, technical drawings, wiring diagrams, maintenance
and repair manuals in English & French or Spanish shall be provided.
Upon request, instructions shall be in one of the UN languages most
appropriate to the installation site; Arabic, English, French, Mandarin
Chinese, Russian or Spanish.

Special requirement for compressor during the transportation:

Compressor is equipped with shock absorber to prevent them from
potential damage during transport.

Packaging and labelling:

Cold room is packed in wooden boxes and in compliance with terms and
general conditions Comply to WHO PQS E001/CR-FR01.4 and Product
verification protocol: E001/CR-FR01-VP1.4 and E001/CR-FR01-VP2.4
respectively.

Shipping Information:

Estimated shipping weight: 3100 Kg

Estimated Shipping volume: 19 m3

Material safety data sheet information (MSDS):

UN Code: UN3163

Danger Class: 2.2

Packing instruction: P200

Instructions: T50

Proper shipping name: LIQUEFIED GAS, N.O.S.

(1,1,1,2-TETRAFLUOROETHANE; 2,3,3,3-TETRAFLUOROPROP-1-EN)

Please refer to the MSDS for further information.

Useful links:

Cold Chain Support Package:

https://www.uni
cef.org/supply/index_68367.html