Viessmann WIF mono block 20m3

General description:
Viessmann walk-in mono block freezer room, 20m3 for storage of vaccines at national and sub-national levels.

External dimensions: L=4500 x W=2400 x H=2490 mm
Internal dimensions: L=4260 x W=2160 x H=2250 mm

1. Technical specifications:
Prefabricated Freezer room, walk-in mono block, 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 400V/3/50Hz as standard or 220V/3/60Hz as an option, with a dual refrigeration unit, each refrigeration unit is sized to give 100% stand-by capacity designed to operate in a maximum ambient of 43°C. Units operating from a different mains supply than described above can be supplied as option, please confirm the power rating during the time of ordering.

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

1.1 Specification details:
Prefabricated modular walk-in freezer room complete with floor, wall and ceiling panels.

Refrigeration unit:
-uses CFC-free refrigerant gas R452, compliant with the requirements of the Montreal Protocol.
-has an automatic duty sharing with a time relay to balance their wear.
-is fitted with run-hour meters.

Temperature control:
The thermostat is calibrated to ITS-90 and accuracy is ± 0.1°C.
Internal temperature: -5°C to -20°C adjustable.

Panel Insulation:
Insulation thickness: 120 mm with U-value of 0.17 W/m2K

Wall and roof panel construction:
Panels are self-supporting zinc coated steel sheet with antimicrobial powder coating "Smart Protec" on all surfaces.

Floor construction:
Top of floor panel is coated with hard-wearing non-slip finish.

Door construction:
Opening width: 800mm
Opening height: 2000mm
With heavy duty hinges and lock with internal safety release.
An internal plastic strip curtain.

Shelving:
Free-standing aluminum shelving with perforated plastic inserts.
Shelves have 500 mm depth, 5 levels.

Lighting:
Room is equipped with low-energy LED luminaires with an external switch and pilot light.

Alarm System:
A mains-operated audible and visible alarm in the event of mains failure or when room temperatures are outside set limits.

Thermometer:
A gas pressure thermometer with capillary tube & reversible flange, complying with PQS E006/TH02.

Voltage Stabilizer:
Bundled with a voltage stabilizer suitable for the freezer room power requirement.

Remote Temperature Monitoring System (Optional):
Remote Temperature Monitoring System RTMS – Optional/ to be supplied upon request.

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

Warranty:
To be covered by a 2-year 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 shall be provided. Upon request, instructions shall be in one of the UN languages most appropriate to the installation site: Arabic, French, Mandarin Chinese, Russian or Spanish.

Shipping Information:
Estimated shipping weight: 2164 Kg
Estimated Shipping volume: 19 m3

Material safety data sheet information (MSDS):
UN Code: UN1078
Danger Class: 2.2
Packing instruction: P200
Instructions: T50
Proper shipping name: Refrigerant gas, n.o.s.* (contains R125, R32 and R1234yf)

Useful links:
1-Cold Chain Support Package: https://www.unicef.org/supply/cold-chain-technical-support
2-Supply Catalogue: https://supply.unicef.org/all-materials/cold-chain-e quipment/cold-freezer-rooms.html