Air Filter Element:
Oil Filter:
Oil-Air Separator (Oil Separator Tank):
Lubricating Oil:
Contact SHI Compressor of America (or your regional SHI office). They sell PDF manuals for ~$50–150. You’ll need the serial number.
The Sumitomo F50 is a heavy-duty rotary screw air compressor, widely used in industrial manufacturing. The official Operator’s & Maintenance Manual for this unit is an essential document for ensuring safe operation, maximizing efficiency, and extending equipment life.
If you are looking at a scroll compressor component:
Alarm: High Discharge Temperature
Alarm: Overload
Low Pressure / Continuous Unloading
Excessive Oil Carryover (Oil in Air Lines)
This section is often ignored but crucial. It specifies:
Do not use a general F series manual for F50R (refrigeration) if yours is an air compressor – oil management and safety valves are different. Confirm the application on the nameplate before following any torque or pressure settings.
If you tell me whether your F50 is air-cooled, water-cooled, or refrigeration, I can give you the exact search string and likely PDF link.
Sumitomo F-50 is a mid-size, water-cooled, three-phase helium compressor used with cryocooler systems. Manuals and technical documentation for various models (F-50H, F-50L, F-50SH) are available through technical document repositories. Manual & Technical Resources F-50SH Technical Instruction Manual
: Covers control systems, couplings, helium gas connectors, and input voltage adjustment. F-50L Technical Instruction Manual
: Details the internal gas flow, oil separation, and helium supply processes. F-50H Compressor Unit Technical Manual
: Includes specifications for power requirements, cooling water flow rates, and adsorber details. SRDK Cryocooler Service Manual (F-50)
: Provides general installation, maintenance, and safety precautions for the F-50 series. Key Specifications Power Output : 6.5–7.2 kW at 50 Hz; 7.5–8.3 kW at 60 Hz.
: Water-cooled with a required temperature range of 4–28°C and a minimum flow rate of 7 liters/min. Maintenance : Maintenance cycle of 30,000 hours. Dimensions & Weight
: Measures approximately 591 x 450 x 585 mm and weighs 120 kg. : Automatic shutoff for high discharge gas temperature ( 93 raised to the composed with power C ), high motor temperature ( 160 raised to the composed with power C ), and low helium pressure (2.4 bar). Control Features Operation Panel Unit (OPU)
: Used for checking status, operation, and changing parameters. Protection
: Includes interlocks to prevent starting if the main power phase sequence is incorrect and automatic pressure relief at 27.6 bar. troubleshooting a particular error code? F-50SH Helium Compressor Manual | PDF - Scribd
Sumitomo F50 Compressor Manual: A Comprehensive Guide
The Sumitomo F50 compressor is a high-performance air compressor designed for industrial applications. As a user, it's essential to have a thorough understanding of the compressor's operation, maintenance, and troubleshooting procedures. This manual serves as a comprehensive guide to help you get the most out of your Sumitomo F50 compressor.
Introduction
The Sumitomo F50 compressor is a rotary screw compressor that uses a unique F-series design, providing high-efficiency performance, reliability, and durability. The compressor is equipped with a robust motor, a precision-crafted compressor element, and an advanced control system. sumitomo f50 compressor manual
Technical Specifications
Safety Precautions
Before operating the compressor, ensure you have read and understood the safety precautions outlined in this manual. Failure to comply may result in injury or damage to the compressor.
Operating Instructions
Maintenance Schedule
Regular maintenance is crucial to extend the lifespan of your Sumitomo F50 compressor. Perform the following tasks at the recommended intervals:
Troubleshooting
Refer to the troubleshooting guide below to resolve common issues:
| Issue | Cause | Solution | | --- | --- | --- | | Low air pressure | Clogged air filter or incorrect pressure setting | Check and clean air filter, adjust pressure setting | | High oil consumption | Worn compressor element or incorrect oil type | Inspect and replace compressor element, use recommended oil type | | Compressor not starting | Power issue or faulty control system | Check power supply, consult control system manual |
Conclusion
The Sumitomo F50 compressor manual provides a comprehensive guide to operating, maintaining, and troubleshooting your compressor. By following the guidelines outlined in this manual, you'll be able to optimize performance, ensure safe operation, and extend the lifespan of your compressor. If you have any further questions or concerns, please consult the manufacturer's website or contact a authorized service center.
Sumitomo F-50 series represents a critical line of helium compressors designed for high-performance cryogenic systems, specifically those utilizing Gifford-McMahon cryocoolers and pulse tubes. These compressors are widely used in medical and scientific applications, including MRI systems such as GE HealthCare’s Signa and Discovery series. Core Specifications
The F-50 is a mid-sized, water-cooled unit available in two primary electrical configurations to accommodate global power standards: F-50L (Low Voltage): Runs on 3-phase 200V at 50/60 Hz. F-50H (High Voltage):
Supports 3-phase 380/400/415V at 50 Hz and 460/480V at 60 Hz. Specification Power Consumption 6.5–7.2 kW (50 Hz); 7.5–8.3 kW (60 Hz) Physical Dimensions 591 x 450 x 585 mm (approx. 23.3" x 17.7" x 23") 120 kg (approx. 264 lbs) Maintenance Cycle 30,000 hours (improved over previous series) Cooling Requirement Water-cooled; 7–10 L/min (1.8–2.6 gal/min) Operational Workflow
The compressor functions in a closed-loop helium cycle to provide high-pressure gas to the "cold head" of a cryocooler. GE HealthCare Service Shop F-50SH Helium Compressor Manual | PDF - Scribd
The Sumitomo F-50 Compressor is a mid-sized, water-cooled unit specifically designed to power high-performance Gifford-McMahon cryocoolers and pulse tubes. Primarily used in medical (MRI) and laboratory environments, this compressor is recognized for its reliability and long service intervals. Core Specifications
The F-50 is available in multiple variants to accommodate different regional power standards and application needs:
Voltage Options: Offered in Low Voltage (F-50L) and High Voltage (F-50H) versions. Power Consumption: 50 Hz: 6.5–7.2 kW. 60 Hz: 7.5–8.3 kW.
Cooling System: Requires a water-cooling loop with input temperatures between Physical Footprint: Approximately ) with a weight of roughly System Components & Operation
According to the F-50H Technical Manual, the unit operates in a closed-loop helium cycle:
Compressor Capsule: The heart of the unit that pressurizes low-pressure helium gas returned from the cold head.
Heat Exchanger: A water-cooled helium gas cooler lowers the temperature of the gas after compression.
Oil Separation: Includes an oil separator and adsorber to ensure the helium gas delivered to the cryocooler is free of lubricating oil mist. Safety Devices: Features automatic relief valves set at
) and thermal shutoff switches that activate if discharge gas exceeds Maintenance & Longevity The F-50 is engineered for continuous industrial use:
Maintenance Cycle: Typically rated for 30,000 hours of operation before major service is required.
Adsorber Replacement: A critical periodic task to prevent oil contamination from reaching the cold head. Air Filter Element:
Monitoring: The front panel LCD displays elapsed time and system status, helping technicians track service intervals. Common Applications
This model is frequently paired with Sumitomo RDK-408 series cold heads. It is a standard component for cryogenic cooling in:
MRI Systems: Specifically those manufactured by GE HealthCare. Laboratory Research: Supporting 4K and 10K magnets.
For detailed installation or troubleshooting, you can find digital versions of the F-50L Technical Instruction or the F-50SH Helium Compressor Manual on platforms like Scribd. F-50SH Helium Compressor Manual | PDF - Scribd
The Sumitomo F-50 (including variants like the , , and F-50SH) is a mid-size, water-cooled, three-phase helium compressor designed to power cryogenic cold heads and pulse tubes. 1. Technical Specifications
The F-50 series is engineered for high-demand cryogenic applications with the following core specs:
Power Supply: Three-phase model, available in low and high voltage versions.
Consumption: Ranges from 6.5–7.2 kW at 50 Hz to 7.5–8.3 kW at 60 Hz.
Cooling Requirement: Water-cooled, requiring a water temperature between 4–28°C.
Dimensions & Weight: Approximately 591 x 450 x 585 mm and weighs roughly 120 kg.
Maintenance Cycle: Major maintenance (including adsorber replacement) is typically required every 30,000 hours. 2. Theory of Operation The system operates as a closed-loop helium cycle:
Suction: Low-pressure helium gas returns from the cold head to the compressor unit.
Compression: The gas passes through a storage tank and filter into the Compressor Capsule, where it is pressurized.
Cooling: The hot, high-pressure gas is cooled by a water-cooled He-Gas Cooler.
Separation: An Oil Separator removes lubricating oil mist, which is then recycled back into the capsule.
Purification: The gas passes through an Adsorber (active charcoal layer) to ensure high purity before being sent back to the cold head via the supply line. 3. Installation & Safety Guidelines
Site Requirements: Must be installed in an area with ambient temperatures between 5–35°C.
Electrical: Ensure the input power cable matches the specific voltage requirements (e.g., 200V for the F-50L).
Safety Devices: The unit includes internal protections against overheating and over-pressurization. 4. Manual Resources
While full physical manuals are proprietary, digital versions and service instructions are often hosted on technical document platforms: Technical Instruction (F-50SH): Available for viewing on Scribd - F-50SH Technical Manual
General Service Manual: Includes installation and moving guides Scribd - SRDK Service Manual
F-50L Specifics: Technical specifications for the low-voltage variant Scribd - F-50L Technical Manual
For professional repair or certified parts, experts like CryoSRV specialize in servicing these Sumitomo MRI and cryogenic components. F-50SH Compressor Technical Manual | PDF - Scribd
The Critical Role of the Sumitomo F-50 Compressor Manual in Cryogenic Systems
The Sumitomo F-50 compressor serves as a cornerstone for high-performance cryogenic systems, particularly in medical imaging and advanced research environments. As a mid-size, water-cooled unit, it is engineered to provide high-pressure, pure helium gas to Gifford-McMahon cryocoolers and pulse tubes, enabling temperatures as low as 4 Kelvin. In such a high-stakes technical field, the official manual is not merely a supplementary guide but a critical safety and operational document. GE HealthCare Service Shop
The manual’s most vital function is ensuring operational safety. Because the F-50 operates with highly pressurized helium gas (approximately 2.2 MPa), it carries inherent risks of explosion if mishandled. Key safety protocols detailed in the manual include: GE HealthCare Service Shop Tilt Limitations Oil Filter:
: Explicit warnings never to tilt the compressor more than 30 degrees to prevent internal damage or oil contamination. Line Handling
: Strict instructions on the minimum bending radius of flex lines (300 mm) to avoid gas leaks or explosive failures. Power Requirements
: Technical specifications for the three-phase electrical supply, ensuring the unit operates within its 6.5–8.3 kW range without tripping protection circuits. Quantum Opus
Beyond safety, the manual serves as a roadmap for the unit’s 30,000-hour maintenance cycle. This interval is a significant improvement over previous models like the CSW-71D, thanks to an enhanced oil separator that extends the life of the internal adsorber. The manual guides technicians through critical procedures such as: Sumitomo F-50 Adsorber - CryoSRV
This guide provides an overview of the technical specifications, maintenance procedures, and safety guidelines for the Sumitomo F-50 Helium Compressor, commonly used in MRI systems and research cryocoolers. 1. Core Technical Specifications
The Sumitomo F-50 is a high-performance compressor designed for use with two-stage Gifford-McMahon (GM) cycle cryocoolers.
Operating Pressure: Typically maintained within a range of 2.00–2.20 MPa. Gas Type: High-purity Helium (Grade 5.0 or better). Physical Dimensions: Approximately 180mm x 306mm x 554mm.
Internal System: Features a rotary valve system to control gas flow, synchronized precisely with the displacer position for maximum cooling efficiency. 2. Key Maintenance Procedures
Maintaining the compressor is vital to prevent helium leaks and ensure the longevity of the cold head.
Adsorber Replacement: The helium adsorber must be replaced periodically (standard intervals are often every 30,000 operating hours) to prevent oil vapor from contaminating the cold head.
Gas Charging: If the static pressure drops below the recommended range, helium must be added following strict purity protocols.
Leak Testing: Regular inspections of the Helium Flexline Connections and couplings are necessary to ensure the vacuum integrity of the cryostat.
Visual Check: Ensure the rare earth regenerator material in the associated cold head remains free of debris. 3. Troubleshooting Common Issues Potential Cause Low Gas Pressure Leak in flexlines or couplings Perform a leak check; recharge helium. High Noise/Vibration Rotary valve misalignment
Consult the SRDK Cryocooler Service Manual for valve timing. System Overheating Insufficient cooling water or air flow Check cooling lines/fans for blockages. 4. Essential Safety Warnings
High Pressure: The compressor operates at high internal pressures; never attempt to loosen gas fittings while the system is pressurized.
Cryogenic Hazards: Components like the burst disc (2251901 or 2204181) are critical safety devices to prevent over-pressurization during a magnet quench or warmup.
Electrical Safety: Always disconnect power before accessing the internal electrical diagrams or replacing fuses.
For detailed schematics and full maintenance logs, users should refer to the Sumitomo F-50 Service Manual on Scribd or the F-70/F-50 Series Documentation. RDE-412A4 Cold Head Technical Manual | PDF - Scribd
The Sumitomo F-50 compressor is a critical component in high-performance cryogenic systems, specifically designed to power Sumitomo Heavy Industries (SHI) Gifford-McMahon (GM) cryocoolers. This water-cooled, three-phase compressor serves as the "heart" of the refrigeration cycle, providing the high-pressure helium gas necessary to achieve temperatures as low as 4K. Understanding its manual is essential for ensuring operational efficiency, safety, and equipment longevity. Technical Specifications and Function
The F-50 is engineered for continuous, long-term operation. It functions by compressing low-pressure helium returned from the cold head and discharging it at a higher pressure. A key feature of the F-50 is its integrated oil-lubrication system. Since cryocoolers require ultra-pure helium, the compressor utilizes a sophisticated multi-stage filtration and oil separation process. This ensures that no oil vapor reaches the cold head, which would otherwise freeze and cause a system failure. Installation and Safety
The manual emphasizes proper environment and connectivity. Because the F-50 is water-cooled, it requires a steady flow of cooling water within a specific temperature and pressure range. Insufficient cooling can lead to overheating and automatic thermal shutdowns. Electrical safety is also paramount; the unit operates on 200-480V (depending on the specific sub-model), requiring dedicated circuit protection and proper phase sequencing to prevent the pump from running in reverse. Routine Maintenance: The Adsorber
Perhaps the most critical maintenance item outlined in the manual is the replacement of the adsorber. The adsorber is the final line of defense against oil contamination. Over time, the charcoal inside the adsorber becomes saturated with oil vapor. The manual typically mandates replacement every 20,000 to 30,000 operating hours. Neglecting this window risks contaminating the entire gas circuit, leading to costly repairs and system decontamination. Troubleshooting and Indicators
The F-50 features a control panel with elapsed time meters and status indicators. Common issues addressed in the manual include:
Low Gas Pressure: Often caused by minor leaks in the self-sealing aeroquip couplings.
High Discharge Temperature: Usually linked to cooling water failure or high ambient temperatures.
Noise/Vibration: Potential indicators of mechanical wear in the compressor capsule. Conclusion
The Sumitomo F-50 compressor manual is more than a technical guide; it is a blueprint for maintaining the integrity of a cryogenic system. By adhering to the specified cooling requirements, monitoring helium pressure levels, and strictly following the adsorber replacement schedule, users can ensure that their F-50 provides the reliable cooling performance required for demanding applications like MRI machines, research cryostats, and vacuum systems.