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Table 1 — Physical Data
LEGEND
*Unit is factory supplied with holding charge only.
†Typical operating charge with 25 ft of interconnecting piping.
**Storage capacity of condenser coil with coil 80% full of liquid R-22 at
124 F.
NOTE:
Unit 576B120 has one step of unloading. Full load is 100% of
capacity, and one step of unloading is 67% capacity. Unit 576B120 has
the following unloader settings: load is 70 ± 1 psig and unload is 60
± 2 psig.
UNIT 569C072 569C090 569C120 576B090 576B102 576B120
NOMINAL CAPACITY (tons)
67
1
/
2
10 7
1
/
2
8
1
/
2
10
OPERATING WEIGHT (lb)
Aluminum Coils (Std)
340 392 426 510 564 564
Copper Coils (Optional)
386 460 503 578 632 632
RIGGING WEIGHT (lb)
Aluminum Coils (Std)
390 420 445 560 614 614
Copper Coils (Optional)
436 488 522 628 682 682
REFRIGERANT*
R-22
Operating Charge†
Typical (lb)
11.4 13.6 16.5 14.3 16.4 16.4
Shipping Charge (lb)
2.0 2.0 2.0 2.0 2.0 2.0
COMPRESSOR
Reciprocating,
Hermetic
Scroll, Hermetic Reciprocating, Semi-Hermetic
Qty...Type
1...H26A72Q 1...ZR94KC 1...ZR125KC 1...06DA818 1...06DA824
1...06DH824
(See Note)
Qty Cylinders (ea)
2 NANA466
Speed (rpm)
3500 3500 3500 1750 1750 1750
Oil Charge (oz) (ea)
65 85 110 88 128 128
CONDENSER AIR FAN
Propeller; Direct Drive
Qty...Rpm
1...850 1...1100 1...1100 1...1100 1...1100 1...1100
Diameter (in.)
26 26 26 26 26 26
Motor Hp (NEMA)
1
/
3
3
/
4
3
/
4
3
/
4
3
/
4
3
/
4
Watts
444 976 960 930 930 930
Nominal Cfm Total
3800 6500 7000 6500 6500 6500
CONDENSER COIL
Enhanced Copper Tubes, Aluminum Lanced Fins
Rows...Fins/in.
2...17
Face Area (sq ft)
12.24 18.0 20.50 18.0 18.0 18.0
Storage Capacity (lb)**
11.26 16.56 18.87 16.56 16.56 16.56
CONNECTIONS (sweat)
Suction (in.)
1
1
/
8
1
1
/
8
1
1
/
8
1
1
/
8
1
1
/
8
1
1
/
8
Liquid (in.)
1
/
2
1
/
2
5
/
8
1
/
2
5
/
8
5
/
8
CONTROLS
Pressurestat Settings (psig)
High Cutout
426 ± 7
Cut-in
320 ± 20
Low Cutout
7 ± 3
Cut-in
22 ± 5
NEMA —
National Electrical Manufacturers Association