Carrier 50TC Product Data
  1. Manuals
  2. Brands
  3. Carrier Manuals
  4. Air Conditioner
  5. 50TC Series
  6. Product data

Carrier 50TC Product Data

Cooling only/electric heat packaged rooftop
Hide thumbs Also See for 50TC:
Table of Contents

Advertisement

Quick Links

See also: Instruction and Installation Manual
50TC
3 to 12.5 Nominal Tons

Product Data

This product has been designed and manufactured to
meet Energy Star® criteria for energy efficiency.
However, proper refrigerant charge and proper air flow
are critical to achieve rated capacity and efficiency.
Installation of this product should follow all
manufacturer's refrigerant charging and air flow
instructions. Failure to confirm proper charge and
air flow may reduce energy efficiency and shorten
equipment life.
the environmentally sound refrigerant
C08613

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the 50TC and is the answer not in the manual?

Questions and answers

Related Manuals for Carrier 50TC

Summary of Contents for Carrier 50TC

  • Page 1: Product Data

    50TC Cooling Only/Electric Heat Packaged Rooftop 3 to 12.5 Nominal Tons Product Data C08613 the environmentally sound refrigerant This product has been designed and manufactured to meet Energy Star® criteria for energy efficiency. However, proper refrigerant charge and proper air flow are critical to achieve rated capacity and efficiency.

  • Page 2: Table Of Contents

    Convertible airflow design makes it easy to adjust to unexpected job- - site complications. Lighter units make easy replacement. Carrier 3- - 12.5 ton 50TC rooftops fit on existing Carrier curbs dating back to 1989. Also, our large control box gives you room to work and room to mount Carrier accessory controls.

  • Page 3: Features And Benefits

    S Up to 28% lighter than similar industry units. Lighter rooftops make easier replacement jobs. S 3- - 12.5 ton units fit on existing Carrier rooftop curbs making the utility connections the same. This saves time and money on replacement jobs.

  • Page 4: Model Number Nomenclature

    MODEL NUMBER NOMENCLATURE 10 11 12 13 14 15 16 17 18 5 0 T C -- A 0 6 A 1 A 5 A 0 A 0 A 0 ____ ____ ____ Unit Heat Type Brand / Packaging 50 = Cooling/Elec Heat RTU 0 = Standard 1 = LTL Tier / Model...
  • Page 5 Table 1 – FACTORY- - INSTALLED OPTIONS AND FIELD- - INSTALLED ACCESSORIES FACTORY FIELD CATEGORY ITEM INSTALLED INSTALLED OPTION ACCESSORY Cabinet Thru ---the ---base electrical connections Cu/Cu indoor and/or outdoor coils Coil Options Pre ---coated outdoor coils Premium, E ---coated outdoor coils Humidity Control Humdi ---MiZer™...
  • Page 6 Non- -fused Disconnect system is an all- - inclusive factory- - installed option that can be ordered with any WeatherMaker 50TC- - 04- - 07 rooftop This OSHA- - compliant, factory- - installed, safety switch unit. allows a service technician to locally secure power to the This system expands the envelope of operation of rooftop.

  • Page 7: Electric Heaters

    Other low ambient precautions may operation. still be prudent. The WeatherMaker 50TC- - 04- - 07 ooftop coupled with the Alternate Motors and Drives Humidi- - MiZer system is capable of operating in normal design cooling mode, subcooling mode, and hot gas reheat Some applications need larger horsepower motors, some mode.
  • Page 8 80_F (27_C) db outdoor air temp. IPLV --- Integrated Part Load Value 3. All 50TC units comply with ASHRAE 90.1 2001, 2004 Energy Standard for minimum SEER and EER requirements. 4. Where appropriate, 50TC units comply with US Energy Policy Act (2005).
  • Page 9 Table 4 – MINIMUM - - MAXIMUM AIRFLOWS ELECTRIC HEAT COOLING ELECTRIC HEATERS UNIT Minimum Maximum Minimum Maximum 50TC**04 1500 1500 50TC**05 1200 2000 1200 2000 50TC**06 1500 2500 1500 2500 50TC**07 1800 3000 1800 3000 50TC**08 2250 3750 2250*...

  • Page 10: Sound Performance

    3. A ---weighted sound ratings filter out very high and very low frequencies, to better approximate the response of an “average” human ear. A ---weighted measurements for Carrier units are taken in accordance with 270---2008.

  • Page 11: Physical Data

    Table 6 – PHYSICAL DATA (COOLING) 3 - - 6 TONS 50TC*A04 50TC*A05 50TC*A06 50TC*A07 Refrigeration System # Circuits / # Comp. / Type 1 / 1 / Scroll 1 / 1 / Scroll 1 / 1 / Scroll 1 / 1 / Scroll Puronr refrig.
  • Page 12 Table 7 – PHYSICAL DATA (COOLING) 7.5 - - 12.5 TONS 50TC*A08 50TC*D08 50TC*A09 50TC*A12 50TC*D12 50TC*D14 Refrigeration System # Circuits / # Comp. / Type 1 / 1 / Scroll 2 / 2 / Scroll 1 / 1 / Scroll...
  • Page 13 Table 8 – ELECTRIC HEAT - - ELECTRICAL DATA 3 - - 12.5 TONS SINGLE POINT KIT PART NUMBER CRSINGLEXXXXXX ELECTRIC HEATER PART NUMBER NO C.O. or UNPWRD C.O. w/PWRD C.O. CRHEATERXXXXXX (kW) (kW) w/P .E. w/P .E. NO P .E. NO P .E.
  • Page 14 Table 8 - - (cont.) ELECTRIC HEAT - - ELECTRICAL DATA 3 - - 12.5 TONS SINGLE POINT KIT PART NUMBER CRSINGLEXXXXXX ELECTRIC HEATER PART NUMBER NO C.O. or UNPWRD C.O. w/PWRD C.O. CRHEATERXXXXXX (kW) (kW) w/P .E. w/P .E. NO P .E.
  • Page 15 Table 8 - - (cont.) ELECTRIC HEAT - - ELECTRICAL DATA 3 - - 12.5 TONS SINGLE POINT KIT PART NUMBER CRSINGLEXXXXXX ELECTRIC HEATER PART NUMBER NO C.O. or UNPWRD C.O. w/PWRD C.O. CRHEATERXXXXXX (kW) (kW) w/P .E. w/P .E. NO P .E.
  • Page 16 Table 8 - - (cont.) ELECTRIC HEAT - - ELECTRICAL DATA 3 - - 12.5 TONS SINGLE POINT KIT PART NUMBER CRSINGLEXXXXXX ELECTRIC HEATER PART NUMBER NO C.O. or UNPWRD C.O. w/PWRD C.O. CRHEATERXXXXXX (kW) (kW) w/P .E. w/P .E. NO P .E.
  • Page 17 Table 8 - - (cont.) ELECTRIC HEAT - - ELECTRICAL DATA 3 - - 12.5 TONS SINGLE POINT KIT PART NUMBER CRSINGLEXXXXXX ELECTRIC HEATER PART NUMBER NO C.O. or UNPWRD C.O. w/PWRD C.O. CRHEATERXXXXXX (kW) (kW) w/P .E. w/P .E. NO P .E.
  • Page 18 Table 8 - - (cont.) ELECTRIC HEAT - - ELECTRICAL DATA 3 - - 12.5 TONS SINGLE POINT KIT PART NUMBER CRSINGLEXXXXXX ELECTRIC HEATER PART NUMBER NO C.O. or UNPWRD C.O. w/PWRD C.O. CRHEATERXXXXXX (kW) (kW) w/P .E. w/P .E. NO P .E.
  • Page 19 Table 8 - - (cont.) ELECTRIC HEAT - - ELECTRICAL DATA 3 - - 12.5 TONS SINGLE POINT KIT PART NUMBER CRSINGLEXXXXXX ELECTRIC HEATER PART NUMBER NO C.O. or UNPWRD C.O. w/PWRD C.O. CRHEATERXXXXXX (kW) (kW) w/P .E. w/P .E. NO P .E.
  • Page 20 Table 8 - - (cont.) ELECTRIC HEAT - - ELECTRICAL DATA 3 - - 12.5 TONS SINGLE POINT KIT PART NUMBER CRSINGLEXXXXXX ELECTRIC HEATER PART NUMBER NO C.O. or UNPWRD C.O. w/PWRD C.O. CRHEATERXXXXXX (kW) (kW) w/P .E. w/P .E. NO P .E.
  • Page 21 Table 8 - - (cont.) ELECTRIC HEAT - - ELECTRICAL DATA 3 - - 12.5 TONS SINGLE POINT KIT PART NUMBER CRSINGLEXXXXXX ELECTRIC HEATER PART NUMBER NO C.O. or UNPWRD C.O. w/PWRD C.O. CRHEATERXXXXXX (kW) (kW) w/P .E. w/P .E. NO P .E.
  • Page 22 Table 8 - - (cont.) ELECTRIC HEAT - - ELECTRICAL DATA 3 - - 12.5 TONS SINGLE POINT KIT PART NUMBER CRSINGLEXXXXXX ELECTRIC HEATER PART NUMBER NO C.O. or UNPWRD C.O. w/PWRD C.O. CRHEATERXXXXXX (kW) (kW) w/P .E. w/P .E. NO P .E.
  • Page 23 CURBS & WEIGHTS DIMENSIONS - - CHASSIS 1 C08529 Fig. 1 - - Dimensions 50TC 04- -07...
  • Page 24 CURBS & WEIGHTS DIMENSIONS - - CHASSIS 1 (cont.) C08530 Fig. 2 - - Dimensions 50TC 04- -07 GASKET (SUPPLIED WITH CURB) NAIL COUNTER FLASHING (FIELD SUPPLIED) ROOFING FELT (FIELD SUPPLIED) CANT STRIP (FIELD SUPPLIED) ROOFING FELT (FIELD SUPPLIED) C07457 Fig.
  • Page 25 CURBS & WEIGHTS DIMENSIONS - - CHASSIS 2 C08531 Fig. 6 - - Dimensions 50TC 08- -12...
  • Page 26 CURBS & WEIGHTS DIMENSIONS - - CHASSIS 2 (cont.) C08532 Fig. 7 - - Dimensions 50TC 08- -12 GASKET (SUPPLIED WITH CURB) NAIL COUNTER FLASHING (FIELD SUPPLIED) ROOFING FELT (FIELD SUPPLIED) CANT STRIP (FIELD SUPPLIED) ROOFING FELT (FIELD SUPPLIED) C07457 Fig.
  • Page 27 CURBS & WEIGHTS DIMENSIONS - - CHASSIS 3 C08533 Fig. 11 - - Dimensions 50TC- -14...
  • Page 28 CURBS & WEIGHTS DIMENSIONS - - CHASSIS 3 (cont.) C08534 Fig. 12 - - Dimensions 50TC- -14 GASKET (SUPPLIED WITH CURB) NAIL COUNTER FLASHING (FIELD SUPPLIED) ROOFING FELT (FIELD SUPPLIED) CANT STRIP (FIELD SUPPLIED) ROOFING FELT (FIELD SUPPLIED) C07457 Fig. 14 - - Curb Installation Detail (Typical)

  • Page 29: Application Data

    Due to Carrier’s internal unit design, air path, and specially designed motors, the full horsepower (maximum Carrier’s winter start kit extends the low ambient limit of continuous BHP) band, as listed in Table 5, can be used your rooftop to 25_F (- - 4_C). The kit bypasses the low with the utmost confidence.
  • Page 30 VIII. Calculate the total static pressure. Refrig. tons = 69.0 / 12 = 5.75 tons External static pressure 0.66 in. wg In this case, start by looking at the 50TC*A07. Sum of FIOP/Accessory static +0.14 in. wg Total Static Pressure 0.80 in.

  • Page 31: Table Of Contents

    Table 9 – COOLING CAPACITIES 1- - STAGE COOLING 3 TONS AMBIENT TEMPERATURE 50TC*A04 EAT (db) EAT (db) EAT (db) EAT (db) 28.1 28.1 31.7 26.3 26.3 29.8 24.5 24.5 27.7 22.6 22.6 25.5 24.4 28.1 31.7 22.9 26.3 29.8 21.3...

  • Page 32: Table Of Contents

    Table 9 (cont.) COOLING CAPACITIES 1- - STAGE COOLING 3 TONS 50TC04 (3 TONS) --- UNIT WITH HUMIDI---MIZER SYSTEM IN HOT GAS REHEAT MODE Air Entering Evaporator --- CFM 75 dry bulb 75 dry bulb 75 dry bulb Temp (F) Air Ent 62.5 wet bulb (50% relative) 64 wet bulb (55% relative) 65.3 wet bulb (60% relative)
  • Page 33 Table 10 – COOLING CAPACITIES 1- - STAGE COOLING 4 TONS AMBIENT TEMPERATURE 50TC*A05 EAT (db) EAT (db) EAT (db) EAT (db) 36.1 36.1 40.7 34.3 34.3 38.6 31.5 36.1 40.7 29.9 34.3 38.6 43.1 43.1 43.1 40.8 40.8 40.8 38.4...
  • Page 34 Table 10 (cont.) COOLING CAPACITIES 1- - STAGE COOLING 4 TONS 50TC05 (4 TONS) --- UNIT WITH HUMIDI---MIZER SYSTEM IN HOT GAS REHEAT MODE Air Entering Evaporator --- CFM 75 dry bulb 75 dry bulb 75 dry bulb Temp (F) Air Ent 62.5 wet bulb (50% relative) 64 wet bulb (55% relative) 65.3 wet bulb (60% relative)
  • Page 35 Table 11 – COOLING CAPACITIES 1- - STAGE COOLING 5 TONS AMBIENT TEMPERATURE 50TC*A06 EAT (db) EAT (db) EAT (db) EAT (db) 52.9 52.9 60.0 49.9 49.9 56.6 46.6 46.6 52.9 43.1 43.1 48.9 45.8 52.9 60.0 43.2 49.9 56.6 40.4...
  • Page 36 Table 11 (cont.) COOLING CAPACITIES 1- - STAGE COOLING 5 TONS 50TC06 (5 TONS) --- UNIT WITH HUMIDI---MIZER SYSTEM IN HOT GAS REHEAT MODE Air Entering Evaporator --- CFM 75 dry bulb 75 dry bulb 75 dry bulb Temp (F) Air Ent 62.5 wet bulb (50% relative) 64 wet bulb (55% relative) 65.3 wet bulb (60% relative)
  • Page 37 Table 12 – COOLING CAPACITIES 1- - STAGE COOLING 6 TONS AMBIENT TEMPERATURE 50TC*A07 EAT (db) EAT (db) EAT (db) EAT (db) 64.9 64.9 73.3 62.1 62.1 70.0 58.9 58.9 66.4 55.6 55.6 62.7 56.6 64.9 73.3 54.1 62.1 70.0 51.4...
  • Page 38 Table 12 (cont.) COOLING CAPACITIES 1- - STAGE COOLING 6 TONS 50TC07 (6 TONS) --- UNIT WITH HUMIDI---MIZER SYSTEM IN HOT GAS REHEAT MODE Air Entering Evaporator --- CFM 75 dry bulb 75 dry bulb 75 dry bulb Temp (F) Air Ent 62.5 wet bulb (50% relative) 64 wet bulb (55% relative) 65.3 wet bulb (60% relative)
  • Page 39 Table 13 – COOLING CAPACITIES 1- - STAGE COOLING 7.5 TONS AMBIENT TEMPERATURE 50TC*A08 EAT (db) EAT (db) EAT (db) EA (db) 81.2 81.2 91.8 77.5 77.5 87.7 73.6 73.6 83.3 69.5 69.5 78.7 70.5 81.2 91.8 67.3 77.5 87.7 63.9...
  • Page 40 Table 14 – COOLING CAPACITIES 2- - STAGE COOLING 7.5 TONS AMBIENT TEMPERATURE 50TC*D08 EAT (db) EAT (db) EAT (db) EA (db) 77.4 77.4 87.8 73.8 73.8 83.8 70.1 70.1 79.5 66.0 66.0 74.9 66.9 77.4 87.8 63.9 73.8 83.8 60.6...
  • Page 41 Table 15 – COOLING CAPACITIES 1- - STAGE COOLING 8.5 TONS AMBIENT TEMPERATURE 50TC*A09 EAT (db) EAT (db) EAT (db) EAT (db) 88.1 88.1 99.9 84.1 84.1 95.3 79.6 79.6 90.3 74.9 74.9 84.9 76.4 88.1 99.9 72.8 84.1 95.3 69.0...
  • Page 42 Table 16 – COOLING CAPACITIES 1- - STAGE COOLING 10 TONS AMBIENT TEMPERATURE 50TC*A12 EAT (db) EAT (db) EAT (db) EAT (db) 106.3 106.3 120.5 101.7 101.7 115.2 96.6 96.6 109.4 91.0 91.0 103.1 92.2 106.3 120.5 88.2 101.7 115.2 83.8...
  • Page 43 Table 17 – COOLING CAPACITIES 2- - STAGE COOLING 10 TONS AMBIENT TEMPERATURE 50TC*D12 EAT (db) EAT (db) EAT (db) EAT (db) 107.6 107.6 121.9 102.5 102.5 116.2 96.8 96.8 109.7 90.5 90.5 102.6 93.2 107.6 121.9 88.8 102.5 116.2 83.9...
  • Page 44 Table 18 – COOLING CAPACITIES 2- - STAGE COOLING 12.5 TONS AMBIENT TEMPERATURE 50TC*D14 EAT (db) EAT (db) EAT (db) EAT (db) 127.6 127.6 142.9 121.7 121.7 137.6 115.0 115.0 108.3 108.3 122.6 110.3 126.6 142.9 105.8 121.7 137.6 99.9 115.0...

  • Page 45: Fan Performance

    Carrier recommended the lower horsepower option. 5. For information on the electrical properties of Carrier motors, please see the Electrical information section of this book. 6. For more information on the performance limits of Carrier motors, see the application data section of this book.
  • Page 46 FAN PERFORMANCE Table 20 – 50TC**04 1 PHASE 3 TON HORIZONTAL SUPPLY AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG) Field Supplied Drive Standard Static Option Medium Static Option 0.14 0.22 0.32 0.42 0.53 0.16 0.25 0.35 0.45 0.57 1050 0.18 0.28 0.38...
  • Page 47 FAN PERFORMANCE (cont.) Table 22 – 50TC**04 3 PHASE 3 TON HORIZONTAL SUPPLY AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG) Field Supplied Drive Standard Static Option Medium Static Option 0.14 0.22 0.32 0.42 0.53 0.16 0.25 0.35 0.45 0.57 1050 0.18 0.28...
  • Page 48 FAN PERFORMANCE (cont.) Table 24 – 50TC**05 1 PHASE 4 TON HORIZONTAL SUPPLY AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG) Standard Static Option Medium Static Option 1200 0.23 0.35 0.46 0.58 1020 0.71 1300 0.28 0.40 0.52 0.65 1045 0.78 1400 0.33...
  • Page 49 FAN PERFORMANCE (cont.) Table 26 – 50TC**05 3 PHASE 4 TON HORIZONTAL SUPPLY AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG) Standard Static Option Medium Static Option 1200 0.23 0.35 0.46 0.58 1020 0.71 1300 0.28 0.40 0.52 0.65 1045 0.78 1400 0.33...
  • Page 50 FAN PERFORMANCE (cont.) Table 28 – 50TC**06 1 PHASE 5 TON HORIZONTAL SUPPLY AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG) Field Supplied Drive Standard Static Option 1500 0.33 0.45 0.59 1028 0.74 1111 0.91 1625 0.40 0.53 0.67 1056 0.83 1137 1.00...
  • Page 51 FAN PERFORMANCE (cont.) Table 30 – 50TC**06 3 PHASE 5 TON HORIZONTAL SUPPLY AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG) Field Supplied Drive Standard Static Option 1500 0.33 0.45 0.59 1028 0.74 1111 0.91 1625 0.40 0.53 0.67 1056 0.83 1137 1.00...
  • Page 52 FAN PERFORMANCE (cont.) Table 32 – 50TC**07 3 PHASE 6 TON HORIZONTAL SUPPLY AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG) Field Supplied Drive Standard Static Option 1800 0.51 0.66 1018 0.82 1100 0.98 1174 1.15 1950 0.62 0.79 1061 0.95 1140 1.13...
  • Page 53 FAN PERFORMANCE (cont.) Table 34 – 50TC**08 3 PHASE 7.5 TON HORIZONTAL SUPPLY AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG) Field Supplied Drive Standard Static Option Medium Static Option 2250 0.43 0.64 0.86 1.10 1.34 2438 0.51 0.73 0.97 1.21 1.47 2625 0.60...
  • Page 54 FAN PERFORMANCE (cont.) Table 36 – 50TC**09 3 PHASE 8.5 TON HORIZONTAL SUPPLY AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG) Field Supplied Drive Standard Static Option 2550 0.39 0.50 0.64 0.78 0.94 2763 0.47 0.60 0.73 0.88 1.05 0.56 2975 0.70 0.84...
  • Page 55 FAN PERFORMANCE (cont.) Table 38 – 50TC**12 3 PHASE 10 TON HORIZONTAL SUPPLY AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG) Field Supplied Drive Standard Static Option 3000 0.58 0.73 0.88 1.05 1.22 3250 0.71 0.87 1.04 1.21 1.39 3500 0.86 1.03 1.21...
  • Page 56 FAN PERFORMANCE (cont.) Table 40 – 50TC**14 3 PHASE 12.5 TON HORIZONTAL SUPPLY AVAILABLE EXTERNAL STATIC PRESSURE (IN. WG) Field Supplied Drive Standard Static Option 3438 0.82 0.99 1.16 1.34 1.53 1.03 3750 1.21 1.40 1.59 1.79 4063 1.28 1.47 1.67...
  • Page 57 FAN PERFORMANCE (cont.) Table 42 – PULLEY ADJUSTMENT MOTOR/DRIVE MOTOR PULLEY TURNS OPEN UNIT COMBO Standard Static Medium Static 1175 1135 1094 1054 1013 High Static Standard Static Medium Static 1175 1135 1094 1054 1013 High Static 1466 1423 1380 1337 1294 1251...
  • Page 58 ECONOMIZER, BAROMETRIC RELIEF AND PE PERFORMANCE 2500 2500 Horizontal Economizers Vertical Economizers 2000 2000 1500 1500 3 -6 Ton 3 -6 Ton 7½ - 12½ Ton 7½ - 12½ Ton 1000 1000 0.05 0.15 0.25 0.05 0.15 0.25 RETURN DUCT STATIC PRESSURE (in. wg) RETURN DUCT STATIC PRESSURE (in.

  • Page 59: Electrical Information

    ELECTRICAL INFORMATION Table 43 – 50TC*A04 1- - Stage Cooling 3 TONS VOLTAGE COMP (ea) OFM (ea) RANGE V ---Ph---Hz WATTS TYPE EFF at Full Load WATTS AMP Draw Std Static 1000 208--- 1--- 60 16.6 Med Static 1000 Std Static...
  • Page 60 ELECTRICAL INFORMATION (cont.) Table 46 – 50TC*A07 1- - Stage Cooling 6 TONS VOLTAGE COMP (ea) OFM (ea) RANGE V ---Ph---Hz WATTS TYPE EFF at Full Load WATTS AMP Draw Std Static 2120 Med Static 2615 208--- 3--- 60 19.0...
  • Page 61 ELECTRICAL INFORMATION (cont.) Table 49 – 50TC*A09 1- - Stage Cooling 8.5 TONS VOLTAGE COMP (ea) OFM (ea) RANGE V ---Ph---Hz WATTS TYPE EFF at Full Load WATTS AMP Draw Std Static 1448 Med Static 2120 208--- 3--- 60 29.5...
  • Page 62 ELECTRICAL INFORMATION (cont.) Table 52 – 50TC*D14 2- - Stage Cooling 12.5 TONS COMP (Cir 1) COMP (Cir 2) OFM (ea) VOLTAGE RANGE EFF at V ---Ph---Hz Full WATTS TYPE WATTS Draw Load 2615 3775 10.5 10.0 208--- 3--- 60 19.0...

  • Page 63: Mca / Mocp

    Table 53 – MCA/MOCP DETERMINATION NO C.O. OR UNPWRD C.O. ELECTRIC HEATER NO C.O. or UNPWR C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP None None 27.2 29.1 3.3/4.4 15.9/18.3 27.2/29.0 40/40 26/27...
  • Page 64 Table 53 – (cont.) MCA/MOCP DETERMINATION NO C.O. OR UNPWRD C.O. ELECTRIC HEATER NO C.O. or UNPWR C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP None None 33.7 35.6 3.3/4.4 15.9/18.3 33.7/33.7 50/50...
  • Page 65 Table 53 – (cont.) MCA/MOCP DETERMINATION NO C.O. OR UNPWRD C.O. ELECTRIC HEATER NO C.O. or UNPWR C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP None None 39.2 41.1 4.9/6.5 23.5/27.1 39.2/40.0 60/60...
  • Page 66 Table 53 – (cont.) MCA/MOCP DETERMINATION NO C.O. OR UNPWRD C.O. ELECTRIC HEATER NO C.O. or UNPWR C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP None None 30.5 32.4 4.9/6.5 13.6/15.6 30.5/30.5 45/45...
  • Page 67 Table 53 – (cont.) MCA/MOCP DETERMINATION NO C.O. OR UNPWRD C.O. ELECTRIC HEATER NO C.O. or UNPWR C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP None None 39.5 43.3 7.8/10.4 21.7/25.0 39.5/39.5 60/60...
  • Page 68 Table 53 – (cont.) MCA/MOCP DETERMINATION NO C.O. OR UNPWRD C.O. ELECTRIC HEATER NO C.O. or UNPWR C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP 38.8 42.6 7.8/10.4 21.7/25.0 38.8/38.8 50/50 41/41 193/193...
  • Page 69 Table 53 – (cont.) MCA/MOCP DETERMINATION NO C.O. OR UNPWRD C.O. ELECTRIC HEATER NO C.O. or UNPWR C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP None None 45.1 48.9 7.8/10.4 21.7/25.0 45.1/45.1 60/60...
  • Page 70 Table 53 – (cont.) MCA/MOCP DETERMINATION NO C.O. OR UNPWRD C.O. ELECTRIC HEATER NO C.O. or UNPWR C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP None None 45.8 49.6 7.8/10.4 21.7/25.0 45.8/45.8 60/60...
  • Page 71 Table 53 – (cont.) MCA/MOCP DETERMINATION NO C.O. OR UNPWRD C.O. ELECTRIC HEATER NO C.O. or UNPWR C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP 43.7 47.5 7.8/10.4 21.7/25.0 43.7/43.7 50/50 46/46 258/258...
  • Page 72 Table 53 – (cont.) MCA/MOCP DETERMINATION NO C.O. OR UNPWRD C.O. ELECTRIC HEATER NO C.O. or UNPWR C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP 60.7 64.5 7.8/10.4 21.7/25.0 60.7/60.7 80/80 63/63 360/360...
  • Page 73 Table 54 – MCA/MOCP DETERMINATION W/ PWRD C.O. ELECTRIC HEATER W/PWRD C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP None None 33.9 3.3/4.4 15.9/18.3 32.0/35.0 45/45 32/32 100/100 34.4/37.4 50/50 34/34 102/102 4.9/6.5...
  • Page 74 Table 54 – (cont.) MCA/MOCP DETERMINATION W/ PWRD C.O. ELECTRIC HEATER W/PWRD C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP None None 38.5 40.4 3.3/4.4 15.9/18.3 38.5/38.5 60/60 38/38 138/138 40.4/40.4 60/60 40/40...
  • Page 75 Table 54 – (cont.) MCA/MOCP DETERMINATION W/ PWRD C.O. ELECTRIC HEATER W/PWRD C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP None None 45.9 4.9/6.5 23.5/27.1 44.0/46.0 60/60 43/43 155/155 45.9/48.4 60/60 45/45 157/157...
  • Page 76 Table 54 – (cont.) MCA/MOCP DETERMINATION W/ PWRD C.O. ELECTRIC HEATER W/PWRD C.O. NO P .E. w/ P .E. (pwrd fr/unit) TYPE Nom* DISC. SIZE DISC. SIZE (kW) MOCP MOCP None None 35.3 37.2 4.9/6.5 13.6/15.6 35.3/35.3 50/50 35/35 162/162 37.2/37.2 50/50 37/37...
  • Page 77 Table 54 – (cont.) MCA/MOCP DETERMINATION W/ PWRD C.O. ELECTRIC HEATER W/PWRD C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP None None 44.3 48.1 7.8/10.4 21.7/25.0 44.3/44.3 60/60 44/44 196/196 48.1/48.5 60/60 48/48...
  • Page 78 Table 54 – (cont.) MCA/MOCP DETERMINATION W/ PWRD C.O. ELECTRIC HEATER W/PWRD C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP 43.6 47.4 7.8/10.4 21.7/25.0 43.6/43.8 50/50 46/46 198/198 47.4/48.5 60/60 51/51 202/202 12.0/16.0...
  • Page 79 Table 54 – (cont.) MCA/MOCP DETERMINATION W/ PWRD C.O. ELECTRIC HEATER W/PWRD C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP None None 49.9 53.7 7.8/10.4 21.7/25.0 49.9/49.9 60/60 49/49 227/227 53.7/53.7 80/80 53/53...
  • Page 80 Table 54– (cont.) MCA/MOCP DETERMINATION W/ PWRD C.O. ELECTRIC HEATER W/PWRD C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP None None 50.6 54.4 7.8/10.4 21.7/25.0 50.6/50.6 60/60 50/50 268/268 54.4/54.4 80/80 54/54 272/272...
  • Page 81 Table 54 – (cont.) MCA/MOCP DETERMINATION W/ PWRD C.O. ELECTRIC HEATER W/PWRD C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP 48.5 52.3 7.8/10.4 21.7/25.0 48.5/48.5 60/60 51/51 263/263 52.3/52.3 60/60 56/56 267/267 12.0/16.0...
  • Page 82 Table 54 – (cont.) MCA/MOCP DETERMINATION W/ PWRD C.O. ELECTRIC HEATER W/PWRD C.O. NO P .E. w/ P .E. (pwrd fr/unit) Nom* TYPE DISC. SIZE DISC. SIZE (kW) MOCP MOCP 65.5 69.3 7.8/10.4 21.7/25.0 65.5/65.5 80/80 69/69 365/365 69.3/69.3 80/80 73/73 369/369 12.0/16.0...
  • Page 83 C07466 Fig. 24 - - 1- -Stage Cooling Typical Power Diagram LEGEND --- Contactor, compressor --- Outdoor air temp sensor --- Capacitor --- Outdoor fan motor --- Circuit breaker --- Overload relay COMP --- Compressor motor --- Plug assembly --- Direct digital control --- Potentiometer --- Fuse --- Phase monitor relay...
  • Page 84 C08536 Fig. 25 - - 2- -Stage Cooling Typical Power Diagram...

  • Page 87: Sequence Of Operation

    Heating Damper movement from full closed to full open (or vice NOTE: The 50TC is sold as cooling only. If electric versa) will take between 1 1/2 and 2 1/2 minutes. If free cooling can be used as determined from the appropriate...
  • Page 88 Normal Cooling Reheat2 (Hot Gas Reheat Mode) - -50TC04- -07 Refrigerant flows from the outdoor condenser through the This mode provides maximum latent cooling with little to normally open Cooling Valve (CV.x) to the expansion no sensible capacity. This mode can operate to provide device.
  • Page 89 RH2.x RH1.x COND COIL HUMIDI-MIZER COIL COMP CV.x OUTDOOR AIR METERING DEVICE EVAP COIL CLOSED VALVE OPEN VALVE INDOOR ENTERING a48-8174 C07121 Hot Gas Reheat Mode (Reheat2) - - Humidi- -MiZer System (50TC04- -07)

  • Page 90: Guide Specifications

    GUIDE SPECIFICATIONS - - 50TC**04- -14 Note about this specification: Carrier wrote this specification in the 2004 version of the “Masterformat” as published by the Construction Specification Institute. Please feel free to copy this specification directly into your building spec.
  • Page 91 Carrier technician tool, an EIA- - 485 port for network communication to intelligent space sensors and displays, and a port to connect an optional LonWorks plug- - in communications card. 12. Shall have built- - in Carrier Comfort Network (CCN) protocol, and be compatible with other CCN devices, includ- ing ComfortLink and ComfortVIEW controllers.
  • Page 92 23 81 19 Self- - Contained Air Conditioners 23 81 19.13 Small- - Capacity Self- - Contained Air Conditioners (50TC**04- - 14) 23 81 19.13.A. General 1. Outdoor, rooftop mounted, electrically controlled, heating and cooling unit utilizing a(n) hermetic scroll com- pressor(s) for cooling duty and gas combustion for heating duty.
  • Page 93 23 81 19.13.C. Delivery, Storage, and Handling 1. Unit shall be stored and handled per manufacturer’s recommendations. 2. Lifted by crane requires either shipping top panel or spreader bars. 3. Unit shall only be stored or positioned in the upright position. 23 81 19.13.D.
  • Page 94 c. Panels covering control box, indoor fan, indoor fan motor, gas components (where applicable), and com- pressors shall have molded composite handles. d. Handles shall be UV modified, composite. permanently attached, and recessed into the panel. e. Screws on the vertical portion of all removable access panel shall engage into heat resistant, molded compos- ite collars.
  • Page 95 d. Shall have superior hardness characteristics of 2H per ASTM D3363- - 00 and cross- - hatch adhesion of 4B- - 5B per ASTM D3359- - 02. e. Shall have superior impact resistance with no cracking, chipping or peeling per NSF/ANSI 51- - 2002 Method 10.2.
  • Page 96 a. Shall be a direct- - driven propeller type fan. b. Shall have aluminum blades riveted to corrosion- - resistant steel spiders and shall be dynamically balanced. 23 81 19.13.O. Special Features, Options and Accessories 1. Integrated Economizers: a. Integrated, gear- - driven parallel modulating blade design type capable of simultaneous economizer and com- pressor operation.
  • Page 97 5. Head Pressure Control Package a. Controller shall control coil head pressure by condenser- - fan speed modulation or condenser- - fan cycling and wind baffles. b. Shall consist of solid- - state control and condenser- - coil temperature sensor to maintain condensing temperature between 90_F (32_C) and 110_F (43_C) at outdoor ambient temperatures down to - - 20_F (- - 29_C).
  • Page 98 (minimum 18 ga galvanized steel) attached to end of heater as- sembly. Catalog No: 50TC ---05PD Copyright 2009 Carrier Corp. S 7310 W. Morris St. S Indianapolis, IN 46231 Printed in U.S.A. Edition Date: 04/09 Replaces: 50TC--- 04PD Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.

Table of Contents

Save PDF