SYSTEM SEPARATOR

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SYSTEM SEPARATOR

Product catalog summary

Specifications:

Operating Voltage: 208 V / 3 Ph / N / PE / 50-60 Hz
Sound Pressure Level: 67.7 dB(A) at 1 m distance without fans
Weight: Net 473 kg, Gross 573 kg
Dimensions: Height 2025.5 mm, Width 830 mm, Depth 830 mm

Cooling Circuits:

System Separator: 2 circuits
MRI (Scan room): 1 circuit
MRI (Equipment room): 1 circuit

Cooling Medium:

Deionized water for System Separator and MRI (Scan room)
Glycol/Water ≤ 50% for MRI (Equipment room)

Electrical Conductivity:

Required: 10 to 450 µS/cm
≥ 400 µS/cm inhibits scanning

Cooling Circulation:

System Separator: 125.1 l/min
MRI (Scan room): 39.9 l/min

Pressure:

Min. Low Pressure: 1.8 bar
Max. High Pressure: System Separator 5 bar, MRI (Scan room) 10.5 bar, MRI (Equipment room) 10 bar

Heat Removal:

Low Flow Application: System Separator 18 kW, MRI (Scan room) 12 kW, MRI (Equipment room) 7 kW
High Flow Application: System Separator 45 kW, MRI (Scan room) 47 kW, MRI (Equipment room) 7 kW

Cooling Loop Temperature:

Low Flow Applications: System Separator 31.5 °C, MRI (Scan room) 19 °C
High Flow Applications: System Separator 30 °C, MRI (Scan room) 17 °C

Flow Rate: MRI (Equipment room) 7-10 l/min

Installation Area Requirements:

Scan Room: Temperature 15-21 °C, Temperature Gradient ± 3 °C/hr, Humidity 30-60% RH, Humidity Gradient ± 5% RH/hr
Equipment Room: Temperature 15-32 °C, Temperature Rate of Change max. ± 3 °C/hr, Humidity (non-condensing) 30-75% RH, Humidity Change (non-condensing) max. ± 5% RH/hr

Environmental Conditions:

Altitude: -30 m to 2600 m
Magnetic Field: max. 50 Gauss
Relative Elevation: ± 5 m relative to magnet

System Separator Function: Ensures safe heat transfer from the MRI system to the central cold water supply and protects the cooling water circuit from contamination. In case of central cold water supply failure, tap water can be used for emergency cooling.

Catalog excerpts

Products - System Separator TECHNICAL DATA System Separator Operating voltage (Input power) Helium compressor – The system separator guarantees safe heat transfer from the MRI system to the central cold water supply and protects the cooling water circuit from contamination through environmental impacts. Sound pressure level at 1 m distance (w/o fans) Net | gross weight Height | Width | Depth Cooling circuits Cooling medium Deionized water Deionized water Required electrical conductivity Cooling circulation, nominal Best Water Quality SYSTEM SEPARATOR If the central cold water supply should fail, tap water can be used to cool the MRI system via the emergency cooling connections. Heat removal (low flow application) Heat removal (high flow application) Cooling loop temperature (low flow applications) Cooling loop temperature (high flow applications) Scan room Equipment room Temperature gradient Humidity gradient Flow rate Requirements for the installation area Temperature rate of change Humidity (non-condensing) Humidity change (non-condensing)

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