Carrier 48/50PD05 User Manual

148PD and 50PD-05, 06 Displacement Ventilation or Single-Zone Variable Airflow Rooftop Units Single Package, Electric Cooling, Gas or Optional Electr

10 48PD 05-06FIOP and Accessory Table Category ITEM STANDARD FEATURE OPTION* ACCESSORY† Cabinet Hinged Access Panels X X

11Accessory Weight Adders 05 06 48PD Accessory Weights lbs kg lbs kg 2-position damper 30 14 30 14 4-in Filter Capability No Additional Weight Ba

40ACCESSORY DIMENSIONS -- 48PG03--07Roof Curb05-0605-0648PD48PDC0731348PG

1548/50PD SELECTION PROCEDURE I. Determine cooling and heating requirements at design conditions given the following data: Vertical or Horizontal sup

1648PD05 AND 50PD05 (4 Tons) — MAXIMUM COOLING CAPACITY TABLE Evaporator Entering Air (CFM) Condenser 1200 1600 2000 Air Temp Evaporator Enter

1748PD06 AND 50PD06 (5 Tons) — MAXIMUM COOLING CAPACITY TABLE Evaporator Entering Air (CFM) Condenser 1200 2000 2500 Air Temp Evaporator Enter

18INDOOR FAN DATA 48PD and 50PD Fan Motor and Drive Data Vertical Supply/Return UNIT SIZE 05 06 Voltage (volts) 208/230 and 460 208/230 and 460 L

19ELECTRICAL DATA 48PD 05 - 06 WITHOUT POWERED CONVENIENCE OUTLET NOMINAL POWER SUPPLY VOLTAGE RANGE COMP. OFM IFM POWER SUPPLYDISCONNECT SIZE 48

2UNIT SUMMARY There are two key elements that separate a Centurion PD unit from other Centurion units; the use of a variable speed fan and a modulat

20ELECTRICAL DATA – CONT’D 50PD-05 WITHOUT POWERED CONVENIENCE OUTLET VOLTAGE RANGE COMP. OFM PWR EXH IFM ELECTRIC HEAT POWER SUPPLY DISCONNECT SI

21ELECTRICAL DATA – CONT’D 50PD-06 WITHOUT POWERED CONVENIENCE OUTLET VOLTAGE RANGE COMP. OFM PWR EXH IFM ELECTRIC HEAT POWER SUPPLY DISCONNECT SI

22ELECTRICAL DATA – CONT’D 50PD-05 WITH POWERED CONVENIENCE OUTLET VOLTAGE RANGE COMP. OFM PWR EXH IFM ELECTRIC HEAT POWER SUPPLY DISCONNECT SIZE

23ELECTRICAL DATA – CONT’D 50PD-06 WITH POWERED CONVENIENCE OUTLET VOLTAGE RANGE COMP. OFM PWR EXH IFM ELECTRIC HEAT POWER SUPPLY DISCONNECT SIZE

2748/50PD Sequence of Operation GENERAL The 48PD and 50PD rooftop units use Puron® (R-410A) refrigerant and ComfortLink™ DDC controls. The PD units

28 Reset of the Cooling Supply Air Set Point is set by the configuration variables SASP Maximum Reset Down (SASPMAXD) and SASP Maximum Reset Up (SASP

29 Cooling Mode Using Space Temperature Sensor T55, T56 or T58 and Humidistat Enhanced dehumidification can be provided when a humidistat (HL38MG029

348PD and 50PD Model Number Nomenclature

30APPLICATION DATA Ductwork Ductwork should be attached to the curb on all units. Ductwork should NOT be attached to the unit. Interior installatio

31 Low Ambient Applications In most low ambient cooling situations, the optional Carrier economizer can adequately cool the space by bringing in low

32GUIDE SPECIFICATIONS 48PD - Packaged Rooftop Electric Cooling Unit with Gas Heat Variable Capacity, Variable Air Volume Cooling Constant Air Volume

333. Induced--draft blower shall be of the direct driven, single inlet, forward--curved, centrifugal type. It shall be made from aluminized steel wit

343. Optional MERV-8 pleated filters of commercially available sizes shall be available. 4. Standard 2-in. filter rack shall be field convertible to

355. * Manual Outdoor Air Damper: a. The damper shall admit up to 33% outdoor air. b. Shall include hood, damper plate, and screen. c. Shall be avail

36 GUIDE SPECIFICATIONS 50PD Packaged Rooftop Electric Cooling Unit with Optional Electric Heat Variable Capacity, Variable Air Volume Cooling Consta

37thermally protected, and be of a shaft down design to protect from direct contact from harsh environments. 3. Induced-draft blower shall be of the

38h. Configurable alarm light shall be provided which activates when certain types of alarms occur. i. Compressor minimum run time (3 minutes) and mi

398. Single Enthalpy Sensor: The enthalpy sensor shall provide economizer control based on outdoor air enthalpy. The economizer control shall include

4ARI CAPACITY RATINGS Model Nominal Tons * Cooling Capacity (MBTUH) SEER EER Rated CFM SOUND RATING (dB) 48PD 05 4 47,500 15.2 12.8 1,60

548PD 05-06 GAS HEAT CAPACITIES AND EFFICIENCIES VERTICAL & HORIZONTAL SUPPLY UNITS (NATURAL GAS) - SINGLE PHASE 48PD Standard Stainless Steel

650PD 05-06 ELECTRIC HEAT CAPACITIES Volt-Ph-HzHeater NumberFLANom. kW-0.0-CRHEATER208A00 10.0 3.8-CRHEATER209A00 15.0 5.6-CRHEATER210A00 20.0 7.5-C

748PD PHYSICAL DATA TABLE 48PD--05 48PD--06NOMINAL CAPACITY (TONS)45OPERATING WEIGHT (lbs) *BASE UNIT 901 921Economizer Vertical / Horizontal 40 /

848PD PHYSICAL DATA TABLE – CONT’D GAS HEAT SECTION# of Gas Valves 1 1Gas Supply Line Pressure Range (in. wg.) 5.0 - 13.0 5.0 - 13.0Gas Supply Line

950PD PHYSICAL DATA TABLE 50PD--05 50PD--06NOMINAL CAPACITY (TONS)45OPERATING WEIGHT (lbs)Base Unit * 901 921Economizer Vertical / Horizontal 40 / 5