Features & Benets ...............................................................................................................................................................................................3
Performance Data & Specications
Air Defrost ............................................................................................................................................................................................................4-5
Electric Defrost ................................................................................................................................................................................................... 6-7
Hot Gas Defrost .................................................................................................................................................................................................. 8-9
Physical Data .................................................................................................................................................................................................. 10-11
Dimensional Data ................................................................................................................................................................................................12
Replacement Parts by InterLink™ ..................................................................................................................................................................13
Standard Nozzle Selection ...............................................................................................................................................................................
We have made a commitment to customer needs, innovation and environmental stewardship and have dedicated
ourselves to delivering energy-ecient choices. PSC and EC motors will reduce costs, improve the bottom line and
enhance equipment performance and service life.
14
Choose the most energy-ecient motor available for evaporators.
The EC motor is an Energy Solutions® option on new Bohn Medium Prole
evaporators. Available on all new equipment or as an easy-to-install,
drop-in replacement aftermarket part from InterLink™ Commercial
Refrigeration Parts. Because they’re a drop-in replacement for existing
PSC motors, installation is quick and easy. It’s a high impact, quick
payback solution for reducing costs and achieving green initiatives
without replacing the entire system.
EC motors by InterLink are up to 75% ecient - that’s a 30-35%
increase over permanent-split capacitor (PSC) motors. With all of this added eciency, you can count on more energy savings and lower
operational costs while taking a step in the right direction toward
conserving our planet’s resources.
To learn more about EC motors, visit www.interlinkparts.com/ec.
Nomenclature
BMA130BA
Model SeriesModel TypeCapacityElectrical CodeDesign Revision
Bohn Medium
Prole Unit Coolers
2
A = Air defrost
E = Electric defrost, 6 FPI
L = Electric defrost, 4 FPI
G = Hot gas defrost, 6 FPI
F = Hot gas defrost, 4 FPI
# BTUH x 100A = 115/1/60
B = 208-230/1/60
C = 208-230/3/60
D = 460/3/60
M = 460/1/60
E = 575/3/60
L = 575/1/60
N = 110/1/50
Q = 220/1/50
R = 380/1/50
V = 380/3/50
AE = 115/1/60 (EC)
BE = 208-230/1/60 (EC)
CE = 208-230/3/60 (EC)
Schrader valve provided for suction pressure measurement
•
External equalizer connection
•
Heavy-guage textured aluminum cabinet
•
All electrical components factory wired to terminal board
•
and identified, making it easy to field wire the unit
Sweat connections to reduce potential for leaks
•
Internal panels are isolated for quiet operation
•
Liquid line solenoid wire harness is factory-installed for
•
quick installation
Drain Pan
Front hinged drain pan for easy access
•
Large diameter drain fitting (3/4" ID)
•
Motors
Motors plug into wiring harness for easier servicing
•
Single phase EC motors available factory-installed or as
•
a drop-in replacement through InterLink™ Commercial
Refrigeration Parts in 115 and 208-230 voltages
Thermally protected, lifetime-lubricated single phase
•
PSC motors
Coil
Patented Thermo-Flex™ coil design allows the coil to
•
“flex” during periods of defrost resulting in expansion of
the coil surface. By eliminating the possibility of wear at
critical stress areas, the integrity and longevity of the unit
are dramatically increased (Patent Number 5,584,340)
Coil heater slots have been enlarged for easier
•
installation and replacement
Electric defrost models have fixed defrost termination /
•
fan delay and heater limit thermostats
Reliable nickel steel alloy defrost heater elements
•
Heaters are coil face mounted for easy access
•
Factory-installed liquid line
solenoid wiring harness for
faster installation
Innovative Thermo-Flex™ coil
Options
Totally enclosed single phase PSC motors available as an option for 208-230 and 460 voltages
•
Unit Configurations: mounted components, pre-assembled, pre-charged and Beacon II™
•
- Units available with mounted TXV and mounted TXV / solenoid valve
- Pre-assembled units come with mounted TXV, liquid line solenoid valve and room thermostat
- Pre-charged units come with mounted TXV, liquid line solenoid valve, room thermostat and quick connect fittings
(limited availability)
- Room thermostat option mounted on the back of unit
- Beacon II units come with electronic expansion valves, pressure transducer, temperature sensors and Beacon control board
Most models available with glycol circuiting (see glycol product brochure)
•
Units available with stainless steel housing and drain pan
•
Units available with copper fins. Air defrost units also available with polyester coated fins or various coil coatings options
•
Units available with insulated drain pan
•
Ship-loose air sock collar available
•
Wire fan guards for air diffusion
•
Adjustable defrost termination / fan delay thermostat
•
Bohn oers a ve-year limited guarantee against leaks at tube sheets and center supports for all medium prole unit coolers
3
Performance Data
Model BMA Air Defrost | 60 Hz
†
Diused
(Optional)
Model
CapacityFan Data
10°F TD
25°F SST
BTUHWattsin.mmft.mft.m
6°C TD
- 4°C SST
No.CFMm3h
Diameter
Air Throw*
Extended
(Standard)
BMA13013,0003,81012,3003,9101845765205015
BMA15515,5004,54012,2003,7401845765205015
BMA24524,5007,18024,6007,8201845765205015
BMA30030,0008,79024,4007,4801845765205015
BMA36536,50010,69036,90011,7301845765205015
BMA45045,00013,18036,60011,2201845765205015
BMA51051,00014,94049,20015,6401845765205015
BMA60060,00017,57048,80014,9601845765205015
BMA71071,00020,790510,500 17,8501845765205015
Model BMA Air Defrost | 50 Hz
CapacityFan Data
Model
10°F TD
25°F SST
BTUHWattsin.mmft.mft.m
6°C TD
- 4°C SST
‡
No.CFMm3h
Diameter
Air Throw*
Extended
(Standard)
†
Diused
(Optional)
BMA13011,9603,50012,0703,520184576018.54513.5
BMA15514,2604,18011,9803,370184576018.54513.5
BMA24522,5406,60024,1407,040184576018.54513.5
BMA30027,6008,08023,9606,730184576018.54513.5
BMA36533,5809,84036,21010,560184576018.54513.5
BMA45041,40012,13035,94010,100184576018.54513.5
BMA51046,92013,74048,28014,080184576018.54513.5
BMA60055,20016,17047,92013,460184576018.54513.5
BMA71065,32019,13059,45016,070184576018.54513.5
* Standard molded fan guards allow for extended air throw; optional wire guards promote air diusion
†
Air throw data based on 12-ft. high ceilings with no obstructions where velocity drops to 50 FPM
‡
For EC motors, use 60 Hz capacity and airow values (Units with EC motors operating at 50 Hz will not see a reduction in performance due to the
InterLink™ is your link to a complete line of dependable and
certied commercial refrigeration parts, accessories and
innovative electronic controls for all Bohn equipment. At
InterLink, we provide our wholesalers with a comprehensive
selection of product solutions and innovative technologies
for the installed customer base. And every product is built
to ensure the same high performance standards with which
all Heatcraft Refrigeration Products (HRP) brands are built
— backed by a dedicated team to serve every customer
need, delivering at the best lead times in the industry.
Dependable. Versatile. Courteous.
Finally, one simple source for all your replacement needs
from a name you can trust.
For parts, please contact (800) 686-7278 or
visit www.interlinkparts.com.
22511601Run Capacitor (7.5 MFD) - Used with 25399301
25399301Motor 575V
5064-EMotor Mount
5130-CFan Blade
4339-XFan Guard Molded with Logo
5063-EFan Guard Beige Wire
* Special motors to be used in room ambients -31°F to -50°F
Cabinet Components
Part #DescriptionNo. of Fans
40491902Drain Pan*1
40492102Drain Pan*2
40492302Drain Pan*3
40492502Drain Pan*4
40492702Drain Pan*5
40830101Header Side Panel1-5
40830201Electrical Side Panel1-5
40830901Header Connection Panel1-5
92864003Drain Fitting1-5
* Includes provision to mount drain pan heater
Run Capacitor (5 MFD) - Used with most PSC Motors
Run Capacitor (7.5 MFD) - Used with 25304601
Motor Only
Electrical Components
Part #Description
2891040Room Thermostat
5709-L
2890109
5708-LHeater Limit Thermostat
NOTE: Contact factory for hot gas defrost components not listed
Defrost Term. / Fan Delay Thermostat Sealed
Bimetal Type
Defrost Term. / Fan Delay Thermostat
Adjustable Type
Drain Pan Defrost Heater (1 per unit)
Part #DescriptionVoltageColor Code
247103011 Fan Unit, 530W208-230VBlack
247103022 Fan Unit, 950W208-230VBlack
247103033 Fan Unit, 1350W208-230VBlack
247103044 Fan Unit, 1800W208-230VBlack
247103055 Fan Unit, 2000W208-230VBlack
247104011 Fan Unit, 530W460VRed
247104022 Fan Unit, 950W460VRed
247104033 Fan Unit, 1350W460VRed
247104044 Fan Unit, 1800W460VRed
247104055 Fan Unit, 2000W460VRed
247105022 Fan Unit, 950W115VBlack, White
247105033 Fan Unit, 1350W115VBlack, White
247105044 Fan Unit, 1800W115VBlack, White
247109011 Fan Unit, 530W575VBlack, Red
247109022 Fan Unit, 950W575VBlack, Red
247109033 Fan Unit, 1350W575VBlack, Red
247109044 Fan Unit, 1800W575VBlack, Red
247109055 Fan Unit, 2000W575VBlack, Red
Coil Defrost Heaters (4 per unit)
Part #DescriptionVoltage
247102011 Fan Unit, 550W230-460V
247102022 Fan Unit, 1100W230-460V
247102033 Fan Unit, 1600W230-460V
247102044 Fan Unit, 2100W230-460V
247102055 Fan Unit, 2400W230-460V
247111011 Fan Unit, 550W575V
247111022 Fan Unit, 1100W575V
247111033 Fan Unit, 1600W575V
247111044 Fan Unit, 2100W575V
247111055 Fan Unit, 2400W575V
23308001Heater Clip (1-3 fans)23308101Heater Clip (4-5 fans)-
*Also suitable for R-507, R-502, R-134A, R-401A, R-402A
Nozzles sized for 90° - 100°F liquid temp. at expansion valve. Refer to manual H-IM-64 if liquid temp. is not 90° - 100°F
Consult Bohn Application Engineering if evaporator TD is not 10° - 15ºF, (room temp. - saturated suction temp.)
No. of
Fans
Caution: Refrigeration system will not perform properly without Correct Nozzle!
14
Distributor Tube (in.)
ODLength
No. of
Circuits
R-404A*
Nozzle
Nozzle
R-22
Notes
15
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 eort, we reserve the right to
make changes in specications without notice.
BN-MPTB-0408 | Version 000
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