Delfield Convochill T14D, Service, Installation And Care Manual

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T20C/T24C
Delfield Model#: T20-T24CU
Refrigerant 404A
Compressor and wiring
Compressor and Capacity
3 HP Compressor
13560 BTUH @ -32˚F, 90 amb, 104.4 Cond: 27,500BTUH
@ -5˚, 90 amb
Condensing Unit Wiring
208/230V/60Hz/3Ph
Max Fuse Size: 35A
Max Circuit Ampacity:25.4A
Control System
High Pressure Switch Set Point: 450 psig, 380 psig re-set
Low pressure switch Set Point: 25psig, Range = 15in to 100psig
Oil Pressure Differential Switch Sensotronic Oil Pressure Switch
Compressor Reliability Crankcase Heater 65 watts
Flow Control
Condenser Capacity Control Head Pressure Control Set at 84˚F, 185psig
Reciever Capacity
46lbs. @ 90% liquid refrigerant fill (31lbs. max
refrigerant charge)
Accumulator Yes
Optional Outdoor Hood Delfield Model Number: CUHOOD
Shipping Weight
Condensing Unit 500 Lbs.
Outdoor Hood 100 Lbs.
Ambient Operating Limits: -20˚F to 120˚F
Note: The Delfield Blast Chiller/Shock Freezer is wired independently of the remote
condensing unit. No interconnecting wiring is required between the blast chiller
and the condensing unit. All condensing units have units have crankcase heaters.
Condensing unit control systems are provided wired from the factory. Field
Connection is made by connecting supply power to the compressor contactor.
Outdoor condensing unit applications require the use of an optional UL listed hood,
delfield P/N CUHOOD, for protection from the elements. Water cooled units are not
recommended for outdoor installation.
Interconnecting piping, curbs or other mounting methods and refrigerant are not
included. Installation must be made by a qualified refrigeration technician. Piping runs
of greater than 100 feet require consultaion with the factory.