Operating instructions

IMM ACZ/AGZ-4 ACZ / AGZ-BM 29
Table 17, ACZ 045B - 060B, AGZ 040BM – 055BM
MODEL NUMBER
PHYSICAL DATA
ACZ 045B
AGZ 040BM
ACZ 050B
AGZ 045BM
ACZ 055B
AGZ 050BM
ACZ 060B
AGZ 055BM
BASIC DATA Ckt.1 Ckt.1 Ckt.2 Ckt.1 Ckt.2 Ckt.1 Ckt.2 Ckt.2
Number Of Refrigerant Circuits 2 2 2 2
Unit Operating Charge, R-22, lbs. 31 31 37 37 37 37 44 44
Unit Operating Charge, R-22, kg 14 14 17 17 17 17 20 20
Cabinet Dimensions, LxWxH, in. 94.4 x 88.0 x 100.4 94.4 x 88.0 x 100.4 94.4 x 88.0 x 100.4 94.4 x 88.0 x 100.4
Cabinet Dimensions, LxWxH, (mm)
2398 x 2235 x
2250
2398 x 2235 x
2250
2398 x 2235 x
2250
2398 x 2235 x
2250
Unit Operating Weight, Lbs. (kg) 3610 (1639) 3650 (1657) 3800 (1725) 3850 (1748)
Unit Shipping Weight, Lbs. (kg) 3550 (1612) 3590 (1630) 3730 (1693) 3780 (1716)
Add'l. Weight If Copper Finned Coils, lbs. (kg) 288 (130) 288 (130) 476 (130) 476 (130)
COMPRESSORS
Type Tandem Scrolls Tandem Scrolls Tandem Scrolls Tandem Scrolls
Nominal tonnage of each Compressor 10.0 10.0 10.0 13.0 13.0 13.0 13.0 15.0
Number Of Compressors per Circuit 2 2 2 2 2 2 2 2
Oil Charge Per Compressor, oz. 140 140 140 140 140 140 140 140
Oil Charge Per Compressor, (g) (496) (496) (496) (496) (496) (496) (496) (496)
CAPACITY REDUCTION STEPS - PERCENT OF COMPRESSOR DISPLACEMENT
Staging, 4 Stages, Circuit #1 in Lead 0-25-50-75-100 0-22-50-46-100 0-25-50-75-100 0-25-50-75-100
Staging, 4 Stages, Circuit #2 in Lead 0-25-50-75-100 0-28-50-85-100 0-25-50-75-100 0-25-50-75-100
CONDENSERS - HIGH EFFICIENCY FIN AND TUBE TYPE WITH INTEGRAL SUBCOOLING
Coil Face Area, sq. ft. (Note 1) 26.3 26.3 44.1 44.1 44.1 44.1 44.1 44.1
Coil Face Area (sq. M) 2.4 2.4 4.1 4.1 4.1 4.1 4.1 4.1
Finned Height x Finned Length, in. 50x75.6 50x75.6 42x75.6 42x75.6 42x75.6 42x75.6 42x75.6 42x75.6
Finned Height x Finned Length, (mm)
1270 x
1920
1270 x
1920
1067 x
1920
1067 x
1920
1067 x
1920
1067 x
1920
1067 x
1920
1067 x
1920
Fins Per Inch x Rows Deep 16 x 3 16 x 3 16 x 2 16 x 2 16 x 2 16 x 2 16 x 3 16 x 3
Pumpdown Capacity, 90% Full Lbs. (kg) 49 (22) 49 (22) 60(27) 60(27) 60(27) 60(27) 82 (37) 82 (37)
Maximum Relief Valve Pressure Setting, psig
(kPa)
450
(3103)
450
(3103)
450
(3103)
450
(3103)
450
(3103)
450
(3103)
450
(3103)
450
(3103)
CONDENSER FANS - DIRECT DRIVE PROPELLER TYPE
Number Of Fans - Fan Diameter, in. (mm) 4 – 30 (762) 4 – 30 (762) 4 – 30 (762) 4 – 30 (762)
Number Of Motors - HP (kW) (Note 2)) 4 – 1.5 4 – 1.5 4 – 1.5 4 – 1.5
Fan And Motor RPM, 60Hz 1140 1140 1140 1140
60 Hz Fan Tip Speed, FPM (m/sec) 8950 (4224) 8950 (4224) 8950 (4224) 8950 (4224)
60 Hz Total Unit Airflow, CFM (m
3
/sec) 39,600 (18,692) 39,600 (18,692) 37,228 (17,572) 37,228 (17,572)
REMOTE EVAPORATOR - BRAZED PLATE (AGZ-BM ONLY)
Number of Evaporators 1 1 1 1
Number of Refrigerant Circuits 2 2 2 2
Water Volume, Gallons, (L) 6.3 (23.9) 7.2 (27.3) 8.1 (30.7) 9.2 (34.9)
Maximum Water Pressure, psig (kPa) 363 (2503) 363 (2503) 363 (2503) 363 (2503)
Maximum Refrigerant Working Pressure, psig
(kPa)
450 (3102) 450 (3102) 450 (3102) 450 (3102)
Water Inlet / Outlet Victaulic Conn., in. (mm) 3 (76) 3 (76) 3 (76) 3 (76)
Drain - NPT int., in. (mm) Field Field Field Field
Vent - NPT int., in. (mm) Field Field Field Field
NOTES:
1. The AGZ 040 condenser is the same as the AGZ 045.
2. Except for 380V/60 & 575V/60, HP = 2.0