Thermo NESLAB HX 150 - Refrigeration Specifications

45
Table 1: HX-100AC Refrigeration Pressures
Ambient Ambient Suction Discharge Speed Check
°F °C PSIG PSIG °C/min
70 21.1 75-83 240-260 1.4-1.6
72 22.2 75-83 245-265 1.3-1.6
74 23.3 76-84 250-270 1.3-1.6
76 24.4 76-84 255-275 1.3-1.6
78 25.5 77-85 260-280 1.2-1.6
80 26.6 77-85 265-285 1.2-1.6
Table 2: HX-150AC Refrigeration Pressures
Ambient Ambient Suction Discharge Speed Check
°F °C PSIG PSIG °C/min
70 21.1 68-81 235-265 2.1-2.6
72 22.2 70-83 240-270 2.0-2.5
74 23.3 72-85 245-275 2.0-2.5
76 24.4 74-87 250-280 2.0-2.5
78 25.5 76-89 255-285 1.9-2.4
80 26.6 78-90 260-290 1.9-2.4
82 27.7 80-91 265-295 1.8-2.3
84 28.8` 82-92 270-300 1.8-2.3
Conditions: 1. Access panels removed. 2. Water in reservoir. 3. Circulating temp 27°C
(81°F). 4. Ambient measured at condenser intake.
Refrigerant specifications
HX100AC HX100WC HX150AC HX150WC
Refrigerant R22
Amount 22oz 20 oz 28 oz 24 oz
Amount (metric) 624 g 567 g 794 g 680 g
Hot gas settings 25 PSIG
Hot gas settings (metric) 172 kPa
High pressure switch - cut in 200 PSI 200 PSI
High pressure switch - cut out 300 PSI 300 PSI
Suction pressure @ 25°C SeeTable 1 86-92 PSIG See Table 2 65 PSIG
Discharge pressure @ 25°C SeeTable 1 180 PSIG See Table 2 175 PSIG