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GE Healthcare · MR

Is there documentation on the Leybold or Balzer to Sumitomo Coldhead upgrade.

Symptom

Is there documentation on the Leybold or Balzer to Sumitomo Coldhead upgrade. See Long Description. Magnets built prior to 1998 have Leybold or Balzers shield cooler systems. These cooling systems have been refurbished throughout the years, but many of the Leybold and Balzer systems have reached the end of their useful lives. The designs are obsolete, and new systems are not attainable from these suppliers.

Applies to

Product
Magnet CX. Software Version Concept should NOT be selected for Magnet Products Conquest Cx1.0T(Pxxx) / 1.5T(Nxxx) Magnets LHe Boiloff Rate: < 0.18 liters/hr He Vessel Pressure: 0.25 to 0.5 psig F1 Flow: 1.8 to 2.2 SCFH F2 Flow: 0.8 to 1.2 SCFH 1st Stage: 32 to 60 Kelvin 2nd Stage: 7 to 17 Kelvin Min. Operating LHe Level: 42% Min. LHe Ramp Level: 90% Min. LHe Shim Level: 75% Helium Volume: 1940 Liters (1.5) Helium Volume: 1970 Liters (1.0) Burst Disk <": 2319285 Burst Disk >": 2350415 Burst Disk O-ring: 46-281101P1 Baffle Assy: 2133618 Shim Lead Large 5/8: 2148084
Area
MR

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