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Environmental HVAC Requirements
4.2 Heat Output
Table 4-2: D670 Heat Output in Scan Room
System Component
Scan Room
NM gantry
Table
CT gantry
CT PDU
UPS
Recommended subtotal
Operator Room
Operator console
NM acquisition station
Xeleris workstation
AW workstation (optional)
Recommended subtotal
without options
System total
NM UPS (optional, in scan room)
Discovery NM/CT 670 – Standard Integration Instructions
5483063-1EN, Rev.2, ©2015 GE Healthcare
BTU/hr
Watt
Comments
4,500
1,320
682
200
18,766
Based on 75 scan rotations per patient and up to six
5,500
patients per hour, as well as during system calibration
5,118
1,500
5,000
1,465
34,066
9,984
Including with 1 IG, 2 monitors and SCSI tower
8,189
2,400
(computer only)
256
75
(computer + 2 monitors)
256
75
(computer + 2 monitors)
256
75
8,957
2,625
43,023
11,825
Cooling requirements do not include cooling for
room lighting, personnel or non-CT equipment
< 1500
< 440
4-5
4.2 Heat Output
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