Air-cooling system

Cooling principle Direct expansion
Expansion device Thermostatic valve
Refrigerant R407C or analogous
Mounting of indoor unit Ceiling mounting
Mounting of outdoor unit Wall or Floor
Main power supply 400/3N/50 (or similar)
Compressor type/quantity scroll / 1 or analogous
Piping length from indoor to outdoor unit Max. 50 m
Vertical distance Max 20 m
Operation temperature limits -30/+50°С
Condenser fan Variable speed
1.2 Cooling unit configuration:
Total cooling capacity 14 KW
Indoor unit airflow Cold air direction vertical from top to bottom
Hot air aspiration horizontal from selling level
Outdoor sound pressure level Not more than 58 dBa
Indoor sound pressure level ~ 63 dBa
Protection switches Low and High pressure
Temperature setpoint 23
Filter type/Efficiency Pleated/G4 or analogous
Clogged filter pressure switch Yes
Free-cooling option Yes / direct free cooling
Ethernet interface for monitoring Protocol SNMP
Display Yes
Dry contacts Yes
Fan type EC
Filter spare yes
1.3 Requirements to supplier:
Status of official distributor and service center of manufacturer in Republic of Moldova
Copy of engineer certificate for installation, maintenance and repair of offered type equipment’s
SLA 24/24
Stock of replacement spares
Installation services and materials included in the offer(Need to intergrade with existing HVAC systems)
Warranty – min. 24 months from installation date

1.4 Delivery and payment conditions:
Delivery time: 4 weeks (after receiving 50% pre-payment)
Delivery address: 78, 31 August 1989 str. Chisinau, Republic of Moldova, of. 310a
Payment terms: 50% pre-payment and 50% final payment after delivery and acceptance of goods (payment conditions specified in the commercial contract)
Price should be given excluding VAT