1524
[60 in]
MINIMUM MAGNET CEILING HEIGHT (TOP VIEW)
Shaded area within solid lines indicates floor to ceiling minimum height of 2500 mm (98.5 in). This drawing is only
valid if the quench pipe is leaving vertically from the magnet. If not the minimum height is 2667 mm (105 in).
1524
[60 in]
MAGNET ROOM
PP
BRM
SC
EQUIPMENT ROOM
WATER COOLING
FACILITY
WATER
CITY WATER
BACKUP
CRY
BRM: Body gradient
SC:
System Cabinet
PP:
Penetration Panel
WC1: Water Chiller for BRM
WC2: Cabinet Chiller
CRY: Water Cooler Cryo Cooler
Compressor
NO: Normally open
Valve
Water Flow Meter
NO
CHILLED WATER SPECIFICATIONS
PARAMETER
REQUIREMENTS
Cooling capacity
Minimum 20 kW
Inlet temperature to Chiller/Cryo Compressor
Hose connections to the Chiller/Cryogen compressor (supplied by
customer)
3/4 inch
Availability
Continuous
Antifreeze
0-40% propylene glycol
Maximum Flow
70 l/min [18.5 gpm]
Minimum Flow
30 l/min [8 gpm]
Temperature rise at maximum flow
Temperature rise at minimum flow
Maximum inlet pressure of Chiller/Cryo Compressor
690 kPa [100 psi]
Minimum inlet pressure of Chiller/Cryo Compressor
200 kPa [29 psi]
Minimum continuous heat load
7.5 kW
pH level
6.5 to 8.2
Total hardness
Less than 200 ppm of calcium carbonate
Suspended matter
Less than 10 mg per liter and less than 150 micron particle size
Facility filter
150 micron or smaller with a field-changeable filter
Condensation protection
Condensation must be managed to prevent equipment damage or
safety hazards
INLET WATER FLOW/TEMPERATURE FOR CRYOCOOLER COMPRESSOR
*RECOMMENDED TEMPERATURE AND WATER FLOW TO CRY ENTRY
CITY WATER BACKUP SPECIFICATIONS FOR COMPRESSOR
0.5
1.0
1.5
2.0
2.5
3.0
30
40
50
60
70
90
80
*
MIN
MAX
INLET TEMP
INLET FLOW
1.0 gpm
(4 l/min)
2.6 gpm
(10 l/min)
TEMP RISE
flow)
flow)
HEAT DISSIPATION (kW)
7.2 kW
PRESSURE DROP
8.7 psi at 2.1 gpm flow
(60 kPa at 8 l/min flow)
Date
Rev
/24
EN-MRI-TYP-SIGNA_EXPLORER-WEB.DWG
A
03/Aug/2018
SIGNA EXPLORER /SIGNA CREATOR
Typical
M3 - Chilled Water
16
