An example of a Trane chiller installation.
Trane, a global leader in indoor comfort systems and services, has launched its new water-cooled helical rotary chilled water system (RTWD) in the UAE. This is the first in a series of new product launches for 2009.
The RTWD range features models from 70 to 150 tons, and is designed to reduce the total cost of ownership. Due to their compact size, models fit into most existing mechanical rooms without requiring additional floor space or wall tear-outs. That makes system replacement faster, less expensive and less disruptive, which are key considerations given the constraints of the current construction market.
“With steadily rising energy prices, the operation of a chilled water system can amount to over 90% of the total lifetime cost of the system. The RTWD range minimises these expenses with an industry-leading efficiency level of 0,68 kW/ton at ASHRAE conditions,” reveals marketing specialist Surajit Mahanty.
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RTWD offers additional energy-saving capabilities for owners who require hot water in their buildings. By utilising the condenser heat from the chilled water system to heat potable water, swimming pools or laundry services, schools and hotels can achieve a significant reductant in their operating costs.
RTWD has a chilled-water system designed to keep production and revenue flowing, in conjunction with precise temperature control and reliable operation. The chiller delivers such stable water temperature that it can eliminate the need for expensive buffer tanks. The dual-compressor design also provides redundancy within a single unit to reliable satisfy even the most critical operations.
In terms of chiller control, RTWD features time-of-day scheduling incorporated directly into the Tracer CH530 control panel. Users can schedule up to ten ‘time of day’ or ‘days of the week’ events directly on the chiller without having to install a full building automation system.
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