FScurtis RNH Series, Operator'S Manual

Page: 8 / 16

8
SPECIFICATIONS - Models 20 thru 75
Description
Model
20 25 35 50 75
Operating Conditions
Rated Capacity
@125 psig, 8.8 kgf/cm
2 *
scfm
m
3
/min
60 / 50 Hz
60 / 50 Hz 20 / 17
0.57 / 0.48
25 / 21
0.71 / 0.59
35 / 27
0.99 / 0.76
50 / 50
1.42 / 1.42
75 / 61
2.12 / 1.7
Maximum Working Pressure 250 psig (17.6 kgf/cm 2 )
Maximum Inlet Temperature 180°F (82°C)
Min/Max. Ambient Temperature 40-110°F (4-43°C)
Pressure Drop @
rated capacity psi
(kgf/cm
2
)
60 / 50 Hz
60 / 50 Hz 4.5 / 2.9
(0.32 / 0.20)
3.3 / 2.4
(0.23 / 0.17)
4.7 / 2.9
(0.33 / 0.20)
4.5 / 4.5
(0.32 / 0.32)
3.8 / 2.2
(0.27 / 0.15)
Refrigeration System Data
Compressor Type Hermetic, Rotary, Permanent Split Capacitor
BTU/HR - Refrigeration Only
@ ASRE-T Conditions
60 / 50 Hz 8720 / 7043 12500 / 9970
Outlet Air Temperature
(nominal @ rated conditions)
155°F (68°C)
Refrigerant Type R-407C
Refrigerant Charge oz (grams) 60 / 50 Hz See Dryer Serial Tag
Suction Pressure Setting 67 psig (4.7 kgf/cm
2
)
Factory Test (design) Pressure
high side/low side
330/178 psig (23.2/12.5 kgf/cm
2
)
Condenser Fan Switch Setting (in-out) 240-180 psig (16.9-12.7 kgf/cm
2
)
Air Flow Across Condenser cfm
m
3 /min
60 / 50 Hz
60 / 50 Hz 280 / 235
(7.9 / 6.7) 620 /515
(17.6 / 14.6)
Electrical Data
Unit
VAC/phase/Hz 115/1/60
115/1/60
Minimum/maximum volts 98-127
Full Load AmpS (FLA) 8.7 12.6
Branch Circuit Fuse Size (amps) 15 20
Compressor
Volts/phase/Hz
115/1/60
Rated Load amps (RLA) 7.5 11.0
Locked Rotor amps (LRA) 44.0 67.0
Watts (input) 853 1220
Overload (External) Thermal and Current (Auto Reset)
Condenser fan motor
Volts/phase/Watts (output)
115/1/25 115/1/35
Full Load Amps (FLA) 1.2 1.6
Unit
VAC/phase/Hz 220-240/1/50
220-240/1/50
Minimum/maximum volts 198-264
Full Load Amps (FLA) 3.4 6.0
Branch Circuit Fuse Size (amps) 15
Compressor
Volts/phase/Hz
220-240/1/50
Rated Load amps (RLA) 2.8 5.1
Locked Rotor amps (LRA) 18.6 28.0
Watts (input) 690 990
Overload (External) Thermal and Current (Auto Reset)
Condenser fan motor
Volts/phase/Watts (output)
220-240/1/18.3 220-240/1/25.6
Full Load Amps (FLA) 0.6 0.8
* Capacity @ 180°F, 82°C inlet temperature, 160°F, 71°C inlet pressure dew point, 95°F, 35°C ambient temperature, 50°F, 10°C outlet pressure dew
point, and less than 5 psi, 0.35 kgf/cm
2
pressure drop.