Specifications

146
NLUO PMC CONTRACTOR
SIGNATURE AND SEAL SIGNATURE AND SEAL SIGNATURE AND SEAL
cleaning. The cooling coil shall be of suitable rows deep and designed for high sensible cooling. The distance between
the fins should not be less than 1.8 mm and the face velocity shall not be more than 2.75 m/sec.
1.4 Compressor
• The compressor shall be of the high efficiency complaint fixed scroll design with an E E R of not less than 11.1
BTUH/watt (C O P of not less than 3.25) at ARI rating conditions and of Copeland, Godrej or LG Make only. Each
compressor shall have in-built overloads, HP and LP controllers and mounted on vibration isolators. Compressor can be
single / double of the required capacity as per manufacturer standard. Crankcase heaters are not required as the
compressor is mounted in the indoor unit. Compressors should be without Rota lock valves as Ball valves are provided
in the refrigerant circuit for service purpose. The variable Speed compressors like Digital Scroll Compressors, used of
Comfort Air Conditioning shall not be provided.
1.5. Vibration Absorber
• All units must have Vibration Absorbers in compressor suction & discharge lines to prevent cracks on high pressure
copper pipe lines during start/stop cycle of the compressor.
1.6. Power Monitoring Switch
• All units must be provided with CE certified main power line supervisor switch to monitor under voltage / over voltage
/ phase reversal of incoming power supply. Provision of one common power monitoring device in electrical panel will
not be acceptable. The switch provided must be of reputed make and complying with EU norms.