Carrier 48XL- Manuals

Page 3 - ama

3 TABLE OF CONTENTS FEATURES/BENEFITS 1--2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MODEL NUMBER NOMENCLATURE 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

Page 5 - PHYSICAL DATA

5 PHYSICAL DATA UNIT SIZE 024040 024060 030040 030060 036060 036090 042060 042090 NOMINAL COOLONG CAPACITY (ton) 2 2 2 --- 1/2 2 --- 1/2 3 3 3 --- 1/2 3 --- 1/2 NOMINAL HEATING CAPACITY (Btu) 40,000 60,000 40,000 60,000 90,000 60,000 90,000 OPERATING WEIGHT (lb) (kg) 396 180 401 182 403 183 408 185 ...

Page 7 - OPTIONS AND ACCESSORIES; FILTER RACK

7 OPTIONS AND ACCESSORIES Factory--installed optionsCoil options include tin--plated* indoor hairpins, copper/copper and vinyl--coated construction for refrigerant coils. Units areshipped standard with copper tube/aluminum fin construction. See model number nomenclature for coil options.*Tin--plated...

Page 10 - ACCESSORY DIMENSIONS; Roof Curb for Small Cabinet; Roof Curb for

10 ACCESSORY DIMENSIONS Gask et around outer edge Insulated deck pan Gask et around duct S/A R/A HVAC unit base *Gask eting outer flange Flashing field supplied Roofing material field supplied Cant str ip field supplied *Provided with roof curb Roof Ductwork field supplied Insulation (field supplied...

Page 11 - 8XL RIGGING WEIGHTS; SELECTION PROCEDURE; Determine cooling and heating requirements at design; CONDENSER ENTERING AIR TEMPERATURE 95; Select unit based on required cooling capacity; Enter Net Cooling Capacities table at condenser entering; Select heating capacity of unit to provide design condi-

11 48XL RIGGING WEIGHTS -in. (914 mm) DETAIL A A06298 A06296 CABINET MODEL RIGGING WEIGHT lb kg Small 48XL-- 024 420 191 Small 48XL-- 030 427 194 Large 48XL-- 036 515 234 48XL-- 042 537 244 48XL-- 048 543 246 48XL-- 060 594 269 NOTE: See dimensional drawing for corner weight distribution. Corner wei...

Page 18 - HIGH ALTITUDE COMPENSATION

18 PERFORMANCE DATA (CONT) LEGEND BF— Bypass Factor edb— Entering Dry --- Bulb Ewb — Entering Wet --- Bulb kW — Total Unit Power Input ldb— Leaving Dry --- Bulb lwb— Leaving Wet --- Bulb SHC — Sensible Heat Capacity (1000 Btuh) TC — Total Capacity (1000 Btuh) (net) ECM — Electronic Computated Motor ...

Page 20 - TYPICAL PIPING AND WIRING

20 TYPICAL PIPING AND WIRING ROOF RETURN-AIR FLEXIBLE DUCT CEILING CONCENTRIC DIFFUSER BOX (FIELD-SUPPLIED) SUPPLY-AIR FLEXIBLE DUCT ROOF-MOUNTING CURB C00023 USER INTERFACE DISCONNECT PER NEC* FROM POWER SOURCE RETURN AIR TOP COVER FROM GAS LINE *NEC - NATIONAL ELECTRICAL CODE A06091 48X L

Page 21 - APPLICATION DATA; Condensate trap; ELECTRICAL DATA

21 APPLICATION DATA Condensate trap — A 2--in. (51 mm) condensate trap must be field supplied. 1” (25 mm) MIN. 2” (51 mm) MIN. TRAPOUTLET Ductwork — Secure downflow discharge ductwork to roof curb. For horizontal discharge applications, attach ductwork to unit withflanges. To convert a unit to downf...

Page 24 - CONTROLS; Cooling Operation—

24 CONTROLS Sequence of Operation Cooling Operation— With a call for first stage cooling, the outdoor fan and low--stage compressor are energized. If low--stage cannot satisfy cooling demand, high--stage is energized by the User Interface.After second stage is satisfied, the unit returns to low--sta...

Page 25 - GUIDE SPECIFICATIONS

25 GUIDE SPECIFICATIONS SINGLE--PACKAGED GAS HEATING/ELECTRIC COOL- ING UNITS CONSTANT VOLUME APPLICATION HVAC GUIDE SPECIFICATIONSSIZE RANGE: 2 TO 5 TONS, NOMINAL (COOLING) 40,000 to 130,000 Btuh Nominal Heating Input MODEL NUMBER: 48XL PART I -- GENERAL SYSTEM DESCRIPTION Outdoor rooftop or ground...