Airedale DeltaChill FreeCool 110kW - 1080kW - Manual (Page 14)

Chillers
14
Introduction
Chiller Technical Manual 7267818 V1.4.0_04_2014
DeltaChill™ Air Cooled and FreeCool
Construction
The base is fabricated from galvanised steel to ensure a rigid, durable, weatherproof construction.
The superstructure is manufactured from galvanised sheet steel coated with epoxy baked powder paint to provide a
durable and weatherproof finish. Standard unit colour is Light Grey (RAL 7035).
Compressors and evaporator are mounted on a rigid galvanised heavy-duty sub frame.
Fully weatherproofed electrical panels are situated at one end of the unit.
Refrigeration
Compressor
Scroll compressors comprising:
•
Internal motor protection
• Internal pressure relief
• Non return valve
• External discharge temperature protection
• Oil sight glass
Each Tandem / Trio set has an oil equalisation line.
The compressors are mounted to the rigid galvanised heavy duty sub-frame with the use of vibration reducing isolation.
Compressor Staging
The sequence of the compressor staging has been engineered to optimise the units ESEER performance.