Manual

46
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VOLTAGE LIMITATIONS COMPRESSOR OPERATING LIMITATIONS
The following voltage limitations are absolute and operation
Maximum Compression Ratio ...................…. 9.5:1
beyond these limitations may cause serious damage
Maximum Operating Pressure Differential (PSI) …… 270
to the compressor.
Minimum Operating Pressuire Differential (PSI)…..…56
08 ..….............. )GISP( erusserP noitcuS mumixaM
( .pmeT egrahcsiD mumixaM
o
F) .................... 225
NOMINAL
VOLTAGE
MIN
VOLTAGE
MAX
VOLTAGE
Minimum Superheat At Compressor (
o
F) …......….... 10
208/230-3-60 187 253
Maximum Superheat At Compressor (
o
F) ...........….... 25
460-3-60 414 506 Oil Temperature (Max.) (
o
F) …………..…. 160
575-3-60 518 632 Maximum Sat. Discharge Temp. (
o
F) …………. 140
WATER FLOW DATA
AR2-25 AR2-30 AR2-50 AR2-65
Min. Evaporator Water Flow (GPM) 50 50 80 90
Max. Evaporator Water Flow (GPM) 100 100 180 210
Min. Lvg. Evap. Water Temp. (No Glycol; R-407C) (
o
F) 42 42 42 42
Min. Lvg. Evap. Water Temp. (No Glycol; R-22) (
o
F) 40 40 40 40
Min. Lvg. Evap. Water Temp. (With Glycol) (
o
F) 20 20 20 20
Max. Lvg. Evap. Water Temp. (
o
F) 50 50 50 50
Max. Lvg. Evap. Water Temp. (UniFlow) (
o
F) 55 55 55 55
Max. Evaporator Water Differential Temp. (
o
F) 15 15 15 15
Min. Evaporator Water Differential Temp. (
o
F) 7 7 7 8
NOTES: 1. All temperatures stated are for counterflow HX flow configuration unless “UniFlow” is specified.
EQUIPMENT ROOM AMBIENT LIMITATIONS AR2-25 AR2-30 AR2-50 AR2-65
Minimum Equipment Room Temp.
(
o
F) 55 55 55 55
Maximum Equipment Room Temp.
(
o
F) 105 105 105 105
Operational Limitations