Is there difference in the chiller requirements when performing the Leybold to Sumitomo Coldhead Upgrade?The Water Cooli…
Is there difference in the chiller requirements when performing the Leybold to Sumitomo Coldhead Upgrade?The Water Cooling Specifications are Found in the Appropriate Pre-Installation Manuals.Magnet S…
Symptom
Is there difference in the chiller requirements when performing the Leybold to Sumitomo Coldhead Upgrade? FEs need to confirm the existing chiller can handle the heat load increase of the new Sumitomo Compressor. See Long Description for details on this upgrade... The documentation for the Leybold to Sumitomo Coldhead Upgrade is found in Direction 5112442INS Rev. 2 . This documentation can be found in the Service Methods DVD under the Magnet Documentation. See the Compressors section. LEYBOLD TO SUMITOMO COLDHEAD UPGRADE NOTE: This document provides the detail on the upgrade, but not the details on the Water Cooling Specifications for the two compressors (new and old). NOTE: The document title says LEYBOLD, but applies to both Leybold and Balzers.
Applies to
- Models
- Signa, Excite
- Product
- Magnet S3. Software Version Concept should NOT be selected for Magnet Products Serial # (Dxxx) Field strength: 1.5 T LHe Boiloff Rate: Serial # (Dxxx) Field strength: 1.5 T LHe Boiloff Rate:< 0.2 liters/hr He Vessel Pressure:0.25 to 0.5 psig F1 Flow:0.4 to 0.6 SCFH F2 Flow:1.5 to 2.0 SCFH 1st Stage:40 to 58 Kelvin 2nd Stage:7 to 17 Kelvin Min. LHe Fill Level:30% (3 Dewar Fills) Min. LHe Fill Level:50% (2 Dewar Fills) Min. LHe Ramp Level:75% Min. LHe Shim Level:50% Helium Volume:1188 Liters (SIII) Burst Disk (integral gaskets) :2194545-4 Baffle Assy:46-318035G1 Shim Lead:46-260815G1 Shim Lead Large 5/8:46-318096G
- Area
- MR
Full cause & step-by-step resolution
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