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BCU1005ABEX6C2

Bohn BCU1005ABEX6C2 Service Manual

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BNTSSTB
July 2009
5-30 HP TWO STAGE CONDENSING UNITS AND SYSTEMS
Technical Guide
With Bitzer Compressors
www.thecoldstandard.com
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
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
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
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
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
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
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
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