How it Works
Bohn
Loading...
BCU1005ABEX6C2

Bohn BCU1005ABEX6C2 Service Manual

Download
Page 1
BNTSSTB
July 2009
5-30 HP TWO STAGE CONDENSING UNITS AND SYSTEMS
Technical Guide
With Bitzer Compressors
www.thecoldstandard.com
Page 2
TABLE OF CONTENTS
Standard Features ....................................................................................................................................................................................................................2
Nomenclature ............................................................................................................................................................................................................................ 2
Condensing Unit Capacity .................................................................................................................................................................................................... 3
Two Stage System Capacity .................................................................................................................................................................................................. 4
Two Stage Electrical Specications ....................................................................................................................................................................................5
Physical Specications
............................................................................................................................................................................................................ 6
Dimensional Diagrams .......................................................................................................................................................................................................... 6
Piping Diagram ........................................................................................................................................................................................................................ 7
STANDARD FEATURES
Condensing Unit
• Bitzer two stage compressor
• Discharge and suction vibration eliminators
• Discharge muer
• Encapsulated high pressure switch
• Adjustable low pressure switch with superhose
• Crankcase heater
• Compressor contactor w/circuit breaker
• Floating Tube™ coil design
• Flooded head pressure controls
• Pressure fan cycling (multiple fan units)
• Oil
separator - return line solenoid valve and time delay
• Mechanical subcooler
• Replaceable core liquid line lter drier
• Replaceable core suction lter
• Suction accumulator
• Crankcase pressure regulator
• Defrost timer
• Evaporator fan contactor
with fusing
• Defrost heater contactor
with fusing
• Anti short cycle timer
• Phase monitor
• Pumpdown switch
Evaporator
• Thermo-Flex™ coil design
• Thermostatic expansion valve factory installed
• Liquid line solenoid valve factory installed
• Low temperature motors
• Double wall insulated drain pan
• Adjustable defrost termination and fan delay
NOMENCLATURE
B
ModelCCompressor
B = Bohn C = Compound R = Remote
U
Unit
Construction
Condenser
U = Attached
Condenser
(Unit)
1
Comp.
Qty.
005
Total Comp.
HP
005 = 5 HP
008 = 8 HP
012 = 12 HP
016 = 16 HP
020 = 20 HP
025 = 25 HP
030 = 30 HP
A
CondenserBControl
A = Air
W = Water
Voltage
A = 115/1/60
B = 208-230/1/60
E
DefrostXTemp.
Range
E = Electric X = Ultra
Low
6
RefrigerantD Unit Voltage2Application
6 = R-404A/
R-507
©2009 Heatcraft Refrigeration Products, LLC
C = 208-230/3/60
D = 460/3/60
1 = Indoor
2 = Outdoor
Page 3
CONDENSING UNIT CAPACITY
Two Stage
Unit Model
Number
BCU1005ABEX6*2 S4T-5.2Y
BCU1008ABEX6*2 S4N-8.2Y
BCU1012ABEX6*2 S4G-12.2Y
BCU1016ABEX6*2 S6J-16.2Y
BCU1020ABEX6*2 S6H-20.2Y
BCU1025ABEX6*2 S6G-25.2Y
BCU1030ABEX6*2 S6F-30.2Y
Compressor
Model
Suction
Temp.
°F
-40 18,730 18,450 18,170 17,900 17,640
-45 16,520 16,260 16,000 15,740 15,490
-50 14,500 14,260 14,010 13,770 13,530
-55 12,650 12,420 12,190 11,960 11,740
-60 10,960 10,740 10,520 10,310 10,100
-65 9,410 9,200 9,000 8,800 **
-40 26,600 26,200 25,800 25,400 25,000
-45 23,500 23,100 22,800 22,400 22,000
-50 20,600 20,300 19,960 19,610 19,240
-55 18,030 17,710 17,390 17,050 16,700
-60 15,630 15,340 15,030 14,710 14,380
-65 13,440 13,150 12,860 12,560 **
-40 42,500 41,800 41,100 40,400 39,700
-45 37,800 37,100 36,500 35,900 35,300
-50 33,400 32,800 32,300 31,700 31,200
-55 29,300 28,800 28,300 27,800 27,300
-60 25,600 25,100 24,700 24,200 23,700
-65 22,100 21,700 21,300 20,800 **
-40 59,500 56,800 57,600 56,700 55,700
-45 53,100 52,200 51,300 50,500 49,600
-50 47,100 46,300 45,500 44,700 43,900
-55 41,500 40,800 40,100 39,400 38,600
-60 36,300 35,700 35,100 34,400 33,700
-65 31,600 31,000 30,400 29,700 **
-40 68,700 67,600 66,400 65,300 64,200
-45 61,300 60,200 59,200 58,200 57,200
-50 54,300 53,400 52,500 51,600 50,700
-55 47,900 47,100 46,300 40,500 35,100
-60 42,000 41,200 40,500 39,700 38,900
-65 36,500 35,800 35,100 34,400 **
-40 78,500 77,100 75,800 74,500 73,200
-45 70,000 68,800 67,600 66,400 65,200
-50 62,100 61,000 60,000 58,900 57,800
-55 54,800 53,800 52,900 51,900 50,900
-60 48,000 47,200 46,300 45,400 44,400
-65 41,800 41,000 40,200 39,300 **
-40 93,000 91,400 89,700 88,100 86,500
-45 83,000 81,600 80,100 78,700 77,200
-50 73,700 72,400 71,200 69,900 68,600
-55 65,100 64,000 62,800 61,700 60,400
-60 57,100 56,100 55,100 54,000 52,800
-65 49,700 48,800 47,800 46,800 **
90°F
Amb.
95°F
Amb.
100°F
Amb.
105°F
Amb.
110°F
Amb.
NOTE: All capacities listed include liquid subcooling and are based upon sea level elevation pressure. * C for 208-230/3/60, D for 460/3/60 ** Out of Application Range
Page 4
TWO STAGE SYSTEM CAPACITY
-40º F Room
Unit Model
Number
BCU1005ABEX6*2 S4T-5.2Y BML 220 13,871 9.7 13,683 9.6 13,489 9.4 13,299 9.3 13,112 9.2
BCU1008ABEX6*2 S4N-8.2Y BML 330 19,935 9.3 19,689 9.2 19,419 9.1 19,138 8.9 18,842 8.8
BCU1012ABEX6*2 S4G-12.2Y BML 530 32,277 9.4 31,812 9.2 31,407 9.1 30,936 9.0 30,528 8.9
BCU1012ABEX6*2 S4G-12.2Y BHL 560 32,613 9.0 32,137 8.8 31,727 8.7 31,245 8.6 30,833 8.5
BCU1016ABEX6*2 S6J-16.2Y BHL 710 45,112 9.8 44,495 9.6 43,873 9.5 43,247 9.4 42,596 9.2
BCU1020ABEX6*2 S6H-20.2Y BHL 840 52,283 9.6 51,578 9.4 50,868 9.3 49,311 9.0 48,147 8.8
BCU1025ABEX6*2 S6G-25.2Y BHL 1050 60,778 8.9 59,885 8.8 59,070 8.7 58,168 8.5 57,262 8.4
BCU1030ABEX6*2 S6F-30.2Y BHL 1220 71,871 9.1 70,834 8.9 69,843 8.8 68,793 8.7 67,716 8.5
Compressor
Model
Evaporator
90°F
Amb.
TD
95°F
Amb.
TD
100°F
Amb.
TD
105°F
Amb.
TD
110°F
Amb.
-50º F Room
Unit Model
Number
BCU1005ABEX6*2 S4T-5.2Y BML 220 10,699 8.8 10,525 8.7 10,351 8.6 10,184 8.4 ** –
BCU1008ABEX6*2 S4N-8.2Y BML 330 15,414 8.5 15,181 8.4 14,932 8.2 14,674 8.1 ** –
BCU1012ABEX6*2 S4G-12.2Y BML 530 25,159 8.6 24,763 8.5 24,439 8.4 24,034 8.2 ** –
BCU1012ABEX6*2 S4G-12.2Y BHL 560 25,422 8.3 25,017 8.1 24,689 8.0 24,280 7.9 ** –
BCU1016ABEX6*2 S6J-16.2Y BHL 710 35,318 9.0 34,835 8.9 34,351 8.8 33,787 8.7 ** –
BCU1020ABEX6*2 S6H-20.2Y BHL 840 41,031 8.9 40,397 8.7 39,829 8.6 38,608 8.4 ** –
BCU1025ABEX6*2 S6G-25.2Y BHL 1050 47,649 8.3 47,023 8.1 46,283 8.0 45,540 7.9 ** –
BCU1030ABEX6*2 S6F-30.2Y BHL 1220 56,482 8.4 55,668 8.3 54,846 8.2 53,943 8.0 ** –
Compressor
Model
Evaporator
90°F
Amb.
TD
95°F
Amb.
TD
100°F
Amb.
TD
105°F
Amb.
TD
110°F
Amb.
TD
TD
NOTE: All capacities listed include liquid subcooling and are based upon sea level elevation pressure. * C for 208-230/3/60, D for 460/3/60 ** Out of Application Range
Page 5
TWO STAGE ELECTRICAL SPECIFICATIONS
-40º F Room
Condensing Unit
Evaporator
System
Cond.
Unit Model
Number
Compressor
Model
Voltage
60 Hz RLA LRA MCC FLA
BCU1005ABEX6C2 S4T-5.2Y 208-230/3 17.9 150.0 28.0 2.7 BCU1005ABEX6D2 S4T-5.2Y 460/3 9.4 75.0 14.7 1.9 460/1 2.0 460/3 8.3 20.0 25.0 BCU1008ABEX6C2 S4N-8.2Y 208-230/3 25.1 180.0 39.2 5.4 BCU1008ABEX6D2 S4N-8.2Y 460/3 13.2 90.0 20.6 3.8 460/1 3.0 460/3 12.0 23.3 35.0 BCU1012ABEX6C2 S4G-12.2Y 208-230/3 35.9 252.0 56.0 8.0 BCU1012ABEX6D2 S4G-12.2Y 460/3 18.8 126.0 29.4 4.0 460/1 5.0 460/3 18.1 32.5 50.0 BCU1012ABEX6C2 S4G-12.2Y 208-230/3 35.9 252.0 56.0 8.0 BCU1012ABEX6D2 S4G-12.2Y 460/3 18.8 126.0 29.4 4.0 460/3 6.9 460/3 18.1 34.4 50.0 BCU1016ABEX6C2 S6J-16.2Y 208-230/3 53.8 294.0 84.0 8.0 BCU1016ABEX6D2 S6J-16.2Y 460/3 28.3 147.0 44.1 4.0 460/3 9.2 460/3 24.3 48.6 70.0 BCU1020ABEX6C2 S6H-20.2Y 208-230/3 61.0 352.0 95.2 8.0 BCU1020ABEX6D2 S6H-20.2Y 460/3 32.1 176.0 50.0 4.0 460/3 9.2 460/3 24.3 53.3 80.0 BCU1025ABEX6C2 S6G-25.2Y 208-230/3 74.4 436.0 116.0 14.0 BCU1025ABEX6D2 S6G-25.2Y 460/3 38.7 218.0 60.3 7.0 460/3 6.9 460/3 32.1 62.3 100.0 BCU1030ABEX6C2 S6F-30.2Y 208-230/3 86.2 490.0 134.4 14.0 BCU1030ABEX6D2 S6F-30.2Y 460/3 45.3 245.0 70.6 7.0 460/3 9.9 460/3 32.1 73.5 110.0
Compressor
Fan
Motor
Model
BML 220
BML 330
BML 530
BHL 560
BHL 710
BHL 840
BHL 1050
BHL 1220
Fan Defrost Heater
MCA MOPD
Voltage
60 Hz
208-230/1 3.6 208-230/3 16.0 28.7 45.0
208-230/1 5.4 208-230/3 23.2 42.2 60.0
208-230/1 9.0 208-230/3 34.7 61.9 90.0
208-230/3 13.8 208-230/3 35.8 66.7 100.0
208-230/3 18.4 208-230/3 47.8 93.7 125.0
208-230/3 18.4 208-230/3 47.8 102.7 150.0
208-230/3 13.8 208-230/3 64.2 120.8 175.0
208-230/3 19.8 208-230/3 64.2 141.6 225.0
Amps
Voltage
60 Hz
Amps
-50º F Room
Condensing Unit
Evaporator
System
Cond.
Unit Model
Number
Compressor
Model
Voltage
60 Hz RLA LRA MCC FLA
BCU1005ABEX6C2 S4T-5.2Y 208-230/3 17.9 150.0 28.0 2.7 BCU1005ABEX6D2 S4T-5.2Y 460/3 9.4 75.0 14.7 1.9 460/1 2.0 460/3 8.3 20.0 25.0 BCU1008ABEX6C2 S4N-8.2Y 208-230/3 25.1 180.0 39.2 5.4 BCU1008ABEX6D2 S4N-8.2Y 460/3 13.2 90.0 20.6 3.8 460/1 3.0 460/3 12.0 23.3 35.0 BCU1012ABEX6C2 S4G-12.2Y 208-230/3 35.9 252.0 56.0 8.0 BCU1012ABEX6D2 S4G-12.2Y 460/3 18.8 126.0 29.4 4.0 460/1 5.0 460/3 18.1 32.5 50.0 BCU1012ABEX6C2 S4G-12.2Y 208-230/3 35.9 252.0 56.0 8.0 BCU1012ABEX6D2 S4G-12.2Y 460/3 18.8 126.0 29.4 4.0 460/3 6.9 460/3 18.1 34.4 50.0 BCU1016ABEX6C2 S6J-16.2Y 208-230/3 53.8 294.0 84.0 8.0 BCU1016ABEX6D2 S6J-16.2Y 460/3 28.3 147.0 44.1 4.0 460/3 9.2 460/3 24.3 48.6 70.0 BCU1020ABEX6C2 S6H-20.2Y 208-230/3 61.0 352.0 95.2 8.0 BCU1020ABEX6D2 S6H-20.2Y 460/3 32.1 176.0 50.0 4.0 460/3 9.2 460/3 24.3 53.3 80.0 BCU1025ABEX6C2 S6G-25.2Y 208-230/3 74.4 436.0 116.0 14.0 BCU1025ABEX6D2 S6G-25.2Y 460/3 38.7 218.0 60.3 7.0 460/3 6.9 460/3 32.1 62.3 100.0 BCU1030ABEX6C2 S6F-30.2Y 208-230/3 86.2 490.0 134.4 14.0 BCU1030ABEX6D2 S6F-30.2Y 460/3 45.3 245.0 70.6 7.0 460/3 9.9 460/3 32.1 73.5 110.0
Compressor
Fan
Motor
Model
BML 220
BML 330
BML 530
BHL 560
BHL 710
BHL 840
BHL 1050
BHL 1220
Fan Defrost Heater
MCA MOPD
Voltage
60 Hz
208-230/1 3.6 208-230/3 16.0 28.7 45.0
208-230/1 5.4 208-230/3 23.2 42.2 60.0
208-230/1 9.0 208-230/3 34.7 61.9 90.0
208-230/3 13.8 208-230/3 35.8 66.7 100.0
208-230/3 18.4 208-230/3 47.8 93.7 125.0
208-230/3 18.4 208-230/3 47.8 102.7 150.0
208-230/3 13.8 208-230/3 64.2 120.8 175.0
208-230/3 19.8 208-230/3 64.2 141.6 225.0
Amps
Voltage
60 Hz
Amps
Page 6
PHYSICAL SPECIFICATIONS
Condensing Unit
Connections
Unit Model
Number
BCU1005ABEX6*2 S4T-5.2Y 1/2 1-1/8 33 82 36 40 850 BML 220 3/8 1-3/8 3/4 68 23 26 206
BCU1008ABEX6*2 S4N-8.2Y 1/2 1-1/8 67 82 36 40 1,281 BML 330 3/8 1-3/8 3/4 96 23 26 294
BCU1012ABEX6*2 S4G-12.2Y 5/8 1-3/8 81 144 45 56 1,980 BML 530 3/8 1-5/8 3/4 139 23 26 402
BCU1012ABEX6*2 S4G-12.2Y 5/8 1-3/8 81 144 45 56 1,980 BHL 560 1/2 2-1/8 1-1/4 106 30 43 469
BCU1016ABEX6*2 S6J-16.2Y 5/8 1-5/8 81 144 45 56 1,980 BHL 710 1/2 2-1/8 1-1/4 136 30 43 606
BCU1020ABEX6*2 S6H-20.2Y 5/8 1-5/8 81 144 45 56 2,280 BHL 840 1/2 2-1/8 1-1/4 136 30 43 656
BCU1025ABEX6*2 S6G-25.2Y 5/8 2-1/8 123 171 45 56 2,370 BHL 1050 1/2 2-1/8 1-1/4 136 42 51 945
BCU1030ABEX6*2 S6F-30.2Y 5/8 2-1/8 123 171 45 56 2,460 BHL 1220 5/8 (2) 2-1/8 1-1/4 136 42 56 1,019
* C for 208-230/3/60, D for 460/3/60
Compressor
(in.)
Liquid Suct. L W H Liquid Suct.
Receiver Capacity
@90%
full (lbs.)
Approx.
Dim.
(in.)
Approx.
Weight
(lbs.)
Connections (in.)
Model
Evaporator
Drain
FPT
Approx.
Dim.
(in.)
L W H
Approx.
Weight
(lbs.)
DIMENSIONAL DIAGRAMS
5 HP 12 & 16 HP
5 HP
16 HP
39.16
81.66
144.00
8 HP 25 & 30 HP
8 HP
39.16
81.66
30 HP
170.70
56.59
56.59
Page 7
PIPING DIAGRAM
AIR COOLED
1/4" ACCESS
VALVE
DIFFERENTIAL
VALVE
CONDENSER
DRAIN
REGULATOR
CHECK
VALVE
OIL
SEPARATOR
OIL RETURN
SOLENOID
FIELD CONNECTION --
SUCTION --------
DISCHARGE ----
LIQUID -----------
INSULATED -----
MUFFLER
SIGHT GLASS
VIB ELIM
COMPRESSOR
CHECK
VALVE
ROTO-LOCK
VALVE
VIB ELIM
EXPANSION
SIGHT
GLASS
VIB ELIM
HIGH PRESSURE SWITCH
LOW PRESSURE SWITCH
OIL PRESSURE SWITCH
A.S.M.E RECEIVER
VALVE
PRESSURE
RELIEF
SOLENOID
ROTO-LOCK
VALVE
SUB
COOLER
FAN PRESSURE SWITCH
BALL
VALVE
LIQUID FILTER
SUCTION
ACUMULATOR
LIQUID
SOLENOID
SIGHT GLASS
CPR
VALVE
BALL
VALVE
SUCTION
FILTER
Page 8
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
www.thecoldstandard.com
Since product improvement is a continuing eort, we reserve the right to make changes in specications without notice.
BN- TSSTB-0709 | Version 000
Loading...
Buy Points How it Works FAQ Contact Us Questions and Suggestions Privacy Policy Cookie Policy Terms of Use