York HVAC Catalogue 2018 EN 2019 EN | Page 67

YORK ® AIR-CONDITIONING PRODUCTS Water-cooled centrifugal chiller YK Nominal capacity Model YK YK-EP Code Cooling capacity kW Q3 - Q7 P7 - P9 H9 K1 - K7 K7 & Q3 800 - 2100 1750 - 2800 2400 - 3800 3200 -9850 8800 - 11250 Cooling capacities at 7°C leaving chilled water and 30 °C entering condensed water. The table above shows only a representative sample of performance points based on generic project operating conditions working with R134a refrigerant. For R513a information contact your JCI Representative. Heat Recovery Medium Voltage Variable Speed Drive The YK Heat Recovery option can be used for domestic hot water preheat, process heat, facility air reheat, and humidity control. Heat recovery delivers operational savings, CO2 reductions, and reduced water consumption. YORK has a full line of unit mounted and floor mounted Variable Speed Drives, from 380V to 11,000V, to maximize operational savings at off design conditions; which typically occur 99% of the time! Quick Start (only available for VSD units) Utilize Quick Start technology to improve chiller starting times and get back to setpoint up to 70% faster than standard chiller designs! Total: 10 minutes, 12 seconds Return to Setpoint 6 minutes 3 seconds Time for a 1750 kW chiller to return to specified chiller water Setpoint 70% Improve ment Total: 3 minutes, 2 seconds Restart 3 minutes 54 seconds Return to Setpoint 2 minutes 2 seconds Restart 45 seconds Standard chiller Quick Start feature Manufacturer reserves the rights to change specifications without prior notice. 67