Must be installed in an area with ambient temperatures between 5–35°C .
Ensure at least 30 cm of clearance around all sides for maintenance access and minimal air heat dissipation.
The Sumitomo F50 helium compressor is a cornerstone of cryogenic engineering, widely utilized to power Gifford-McMahon (GM) cryocoolers and superconducting magnets. Whether you are operating MRI machines, managing laboratory research equipment, or maintaining thin-film deposition systems, understanding this compressor is vital.
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If oil migration is suspected, the entire helium loop must be purged, evacuated, and refilled with high-purity gas.
: Explicit warnings never to tilt the compressor more than 30 degrees to prevent internal damage or oil contamination. Line Handling
Mandatory replacement of the main charcoal adsorber module. Must be installed in an area with ambient
The Sumitomo F50 operates with high-pressure helium gas and electrical components, making strict adherence to safety guidelines mandatory.
The adsorber removes residual oil vapor from the helium gas stream. It must be replaced or recharged according to factory instructions to prevent oil migration into the cold head. Every 30,000 Operating Hours (Major Overhaul)
Improper installation is the leading cause of premature failure in helium compressors. The manual highlights strict environmental and utility parameters. Water Cooling Requirements Whether you are operating MRI machines, managing laboratory
The F-50 series is available in low-voltage (L) and high-voltage (H) configurations to suit different regional power supplies. (Low Voltage) (High Voltage) Input Power 3-Phase 200V, 50/60 Hz Input Power 3-Phase 380–480V, 50/60 Hz Power Consumption 6.5–7.2 kW (50Hz) / 7.5–8.3 kW (60Hz) Power Consumption Dimensions (HxWxD) 591 x 450 x 585 mm Dimensions (HxWxD) 591 x 450 x 585 mm ~120 kg (264 lbs) ~120 kg (264 lbs) Compatible Heads Sumitomo RDK-408, RDK-400 series Compatible Heads
Requires 99.999% (Grade 5) pure helium gas. Contaminants will permanently damage the adsorber and cold head.
Turn on the main power switch, followed by the drive switch.
Check electrical phase sequence; contact a certified technician if internal damage is suspected. Cold head motor stalling; Contaminated helium gas.
The F-50 features a control panel with elapsed time meters and status indicators. Common issues addressed in the manual include: