Bohn BHA Technical Manual

Bohn BHA Technical Manual

Large unit cooler

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May 2008
Replaces 430.2, August 2002
Large Unit CooLer
Technical Guide
Models BHA | Air Defrost • BHE/BHL | Electric Defrost • BHG/BHF | Hot Gas Defrost
www.thecoldstandard.com

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Summary of Contents for Bohn BHA

  • Page 1 May 2008 Replaces 430.2, August 2002 Large Unit CooLer Technical Guide Models BHA | Air Defrost • BHE/BHL | Electric Defrost • BHG/BHF | Hot Gas Defrost www.thecoldstandard.com...
  • Page 2: Table Of Contents

    = totally enclosed Motors V = High CFM option P = 3-Phase Motor Voltage B = 08-30/1/60 C = 08-30/3/60 D = 460/3/60 e = 575/3/60 Vintage M = 460/1/60 X = 380-400/3/50 Y = 00-0/1/50 ©2007 Heatcraft Refrigeration Products LLC...
  • Page 3: Features & Benefits

    • Standardized terminal board for easier field wiring • Complete hot gas defrost model offering meets more applications options • High CFM motor and fan combinations (208-230/3/60 and 460/3/60) • Totally enclosed motors (208-230/3/60 and 460/3/60) • Low temperature motors for blast cooling and freezing (for room temps -31°F to -50°F)
  • Page 4: 60 Hz Performance

    60 Hz Performance table 1. Model BHa 60 Hz air Defrost Capacity BtUH/watts Model 10°F tD CFM/m 5°F SSt BHA520 52,000 15,00 9,000 15,300 18,500 15,300 BHA630 63,000 9,000 ,000 1,400 BHA750 75,000 12,600 4,900 1,400 BHA850 85,000 12,600 7,00...
  • Page 5 . Models BHe/BHL 60 Hz electric Defrost Fan Data Capacity BtUH/watts Model 10°F tD Dia. CFM/m -0°F SSt in./mm BHE450 45,000 13,00 9,000 15,300 2 24 16,100 15,300 BHE550 55,000 9,000 2 24 18,700 1,400 BHE640 64,000 12,600 3 24...
  • Page 6 60 Hz Performance table 3. Models BHg/BHF 60 Hz Hot gas Defrost Fan Data Capacity BtUH/watts Model 10°F tD Dia. CFM/m -0°F SSt in./mm BHG450 45,000 13,00 9,000 15,300 2 24 16,100 15,300 BHG550 55,000 9,000 2 24 18,700 1,400...
  • Page 7 Notes: TD = Temperature Difference = (Room temperature - saturated suction temperature) Capacity Correction Factors for electric and Hot gas Defrost Units Saturated Suction Temperature °F Saturated Suction Temperature °C Multiply Capacity By Standard Motor Data Fan Data air throw ft./m Dia. in./mm Standard w/ Collar...
  • Page 8 Notes: TD = Temperature Difference = (Room temperature - saturated suction temperature) Capacity Correction Factors for electric and Hot gas Defrost Units Saturated Suction Temperature °F Saturated Suction Temperature °C Multiply Capacity By Fan Data air throw ft./m Dia. in./mm...
  • Page 9: 50 Hz Performance

    6. Model BHa 50 Hz air Defrost Capacity BtUH/watts Model 6°C tD CFM/m -4°C SSt BHA520 47,800 14,000 8,100 3,400 17,000 3,400 BHA630 58,000 8,100 0,00 3,700 BHA750 69,000 11,300 ,900 3,700 BHA850 78,200 11,300 5,100 43,800 BHA930 85,600...
  • Page 10 Notes: TD = Temperature Difference = (Room temperature - saturated suction temperature) Capacity Correction Factors for electric and Hot gas Defrost Units Saturated Suction Temperature °F Saturated Suction Temperature °C Multiply Capacity By Standard Motor Data Fan Data air throw ft./m Dia. Wired in./mm...
  • Page 11 Notes: TD = Temperature Difference = (Room temperature - saturated suction temperature) Capacity Correction Factors for electric and Hot gas Defrost Units Saturated Suction Temperature °F Saturated Suction Temperature °C Multiply Capacity By Fan Data air throw ft./m 0/1/50 Dia.
  • Page 12 Notes: TD = Temperature Difference = (Room temperature - saturated suction temperature) Capacity Correction Factors for electric and Hot gas Defrost Units Saturated Suction Temperature °F Saturated Suction Temperature °C Multiply Capacity By Fan Data air throw ft./m Dia. in./mm...
  • Page 13: Hz Performance

    Notes: TD = Temperature Difference = (Room temperature - saturated suction temperature) Capacity Correction Factors for electric and Hot gas Defrost Units Saturated Suction Temperature °F Saturated Suction Temperature °C Multiply Capacity By Standard Motor Data Drain Pan Heaters (Std.) Fan Data air throw ft./m Dia. in./mm Standard w/ Collar...
  • Page 14: Physical Specifications

    Physical Specifications table 11. Model BHa air Defrost no. of Model Coil inlet Fans BHA520 1-1/8 BHA630 1-1/8 BHA750 1-3/8 BHA850 1-3/8 BHA930 1-3/8 BHA1100 1-3/8 BHA1170 1-3/8 BHA1400 1-5/8 BHA1610 1-3/8 (2 conns) BHA1900 1-3/8 BHA2200 1-3/8 BHA2440 1-5/8...
  • Page 15 table 1. Model BHe/BHL electric Defrost no. of Model Coil inlet Fans BHE450 1-1/8 BHE550 1-1/8 BHE640 1-3/8 BHE740 1-3/8 BHE810 1-3/8 BHE950 1-3/8 BHE1020 1-3/8 BHE1200 1-5/8 BHE1390 1-3/8 (2 conns) BHE1650 1-3/8 BHE2120 1-5/8 BHL400 1-1/8 BHL480 1-1/8 BHL560 1-3/8 BHL650...
  • Page 16: Physical Specifications

    Physical Specifications table 13. Model BHg/BHF Hot gas Defrost Model Coil inlet Suction Fans BHG450 1-1/8 1-5/8 BHG550 1-1/8 1-5/8 BHG640 1-3/8 2-1/8 BHG740 1-3/8 2-1/8 BHG810 1-3/8 2-1/8 BHG950 1-3/8 2-1/8 BHG1020 1-3/8 2-1/8 BHG1200 1-5/8 2-1/8 BHG1390 1-3/8 2-1/8 (2 conns) BHG1650...
  • Page 17: Dimensional Data

    Diagram 1. all Models refrigerant Piping end table 14. all Models Dimensions air Defrost electric & Hot gas Models Defrost Models 6 FPi 6 FPi 4 FPi 1100 accepts ” Hanger rod Dimensions (in./mm.) 83-3/32 ,111 68-1/8 1,730 83-3/32 ,111 68-1/8 1,730 ,671...
  • Page 18 Dimensional Data Diagram . all Models refrigerant Piping end table 15. all Models Dimensions air Defrost electric & Hot gas Models Defrost Models 6 FPi 8 FPi 6 FPi 4 FPi 1170 1020 135-13/32 1400 1200 1050 135-13/32 1610 1390 1220 135-13/32 1900 2160...
  • Page 19: Nozzle Selection

    table 17. Standard nozzle Selections Distributor tube (in.) no. of type Fans Length 3/16 25.5 3/16 25.5 3/16 25.5 3/16 25.5 3/16 25.5 3/16 25.5 3/16 3/16 Defrost 3/16 21.5 3/16 25.5 3/16 25.5 3/16 25.5 3/16 25.5 3/16 25.5 BHE/BHL Electric 3/16...
  • Page 20: Replacement Parts

    Parts table 18. Motor/Fan Blade/guards Part number 25305701 Motor 208-230V/1PH PSC 25305801 Motor 460V/1PH PSC 7072102 Motor 208-230/460V/3PH 2538000 Motor 208-230/460V/3PH 25301701 Motor 208-230/460V/3PH 25301801 Motor 208-230/460V/3PH 25307901 Motor 575V/3PH 25301901 Motor 575V/3PH 25302001 Motor 575V/3PH 25301001 Motor 208-230/460V/3PH...
  • Page 21: Replacement Parts

    InterLink is your link to a complete line of dependable and certified commercial refrigeration parts, accessories and innovative electronic controls for all Heatcraft Refrigeration Products (HRP) brands - including Bohn, Larkin, Climate Control and Chandler. At InterLink, we provide our wholesalers with a comprehensive selection of product solutions and innovative technologies for the installed customer base.
  • Page 22: Notes

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  • Page 23 notes...
  • Page 24 For more information on Bohn refrigeration products, contact your Sales Representative or visit us at www.thecoldstandard.com. a Brand of Heatcraft refrigeration Products LLC 2175 West Park Place Blvd. • Stone Mountain, GA • 30087 800.537.7775 • FAX 770.465.5990 www.thecoldstandard.com Since product improvement is a continuing effort, we reserve the right to make changes in specifications without notice.

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