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Technical data Compatibility * A1: R134a, R404A, R507, R407C, R450A, R513A, R452A, R448A, R449A, R410A, R744 (subcritical), R23 A2L: R32, R452B, R454B, R454A, R454C, R1234ze, R124 Mineral and POE lubricants MOPD (maximum operating pressure differential) EX4/EX5/EX6: 40 bar EX7: 35 bar EX8: 30 bar Max. allowable pressure PS EX4 (uni-flow): 90 bar EX4/5/6/7 (bi-flow): 60 bar EX8: 45 bar UL Approval: EX4/5/6/7: 60 bar UL Approval: EX8: 45 bar Factory test pressure PT EX4 (uni-flow): 99 bar EX4/5/6: 66 bar EX7: 86 bar EX8: 65 bar Ambient temperature Storage temperature -40...+55°C -40...+70°C Medium inlet temperature Bi-flow version: Uni-flow version: TS: -50...+80°C TS: -50...+100°C (UL-Approval based on ≥ -40°C) Evaporating temperature -100...+55°C Salt spray test non-corrosion stainless steel body Connections ODF stainless steel fittings Humidity 5 to 95% r.H. Protection accordance to IEC 529, DIN 40050 IP67 with EMERSON supplied cable connector assembly Vibration for non-connected and fastened valve 4g (0...1000 Hz, 1 octave /min.) Shock 20g at 11 ms 80g at 1 ms Net weight (kg) 0.5 kg (EX4), 0.52 kg (EX5), 0.60 kg (EX6), 1.1 kg (EX7), 1.5 kg (EX8) External leakage ≤ 3 gram / year Seat leakage Positive shut-off better than solenoid valves Marking EX4/5/6: EX7/8: EX4/5/6/7/8: None (Out of PED scope) 1017 (Module D1) Note: *UL only for use with A1 refrigerants. Block diagrams Superheat Control with EXD-SH12 Refrigerant Mass Flow Control with EXD-U 1 TP1-NP sensor 4 PT5N pressure transmitter 6 Digital Input 9 Alarm out 11 EX4 ... EX8 valve 12 Uninterruptible power supply - optional 27PDF Image | CO2 Product Guide 2021
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CO2 Organic Rankine Cycle Experimenter Platform The supercritical CO2 phase change system is both a heat pump and organic rankine cycle which can be used for those purposes and as a supercritical extractor for advanced subcritical and supercritical extraction technology. Uses include producing nanoparticles, precious metal CO2 extraction, lithium battery recycling, and other applications... More Info
Heat Pumps CO2 ORC Heat Pump System Platform More Info
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