Regulatory Clearances
D.1 Regulatory Clearances
D.1.2 Regulated Minimum Working Clearance by Major Subsystem
Discovery NM/CT 670 – Standard Integration Instructions
5483063-1EN, Rev.2, ©2015 GE Healthcare
D-6
Table D-4: CT PDU Subsystem
Work Space
Requirement
Minimum Clear
Space
Additional Conditions
Direction of service access
(front of CT PDU)
914.4 mm (36")
There are no exposed live part hazards with the cover in place.
This component is typically serviced from the front with access to the
rear.
If exposed live parts of 151–600 volts are present, 1219 mm (48 in.) is
required on both sides of the workspace with the operator between.
If the opposite wall is grounded and exposed live parts of 151–600
volts are present, 1067 mm (42 in.) is required.
Service access width
(left-right of workspace)
762 mm (30")
This is the width of the working space in front of the equipment.
A minimum of 762 mm (30 in.) or the width of the equipment, whichever
is greater, is required.
Head clearance
1981 mm (78")
This is the height of the workspace measured from the floor at the front
edge of the equipment to the ceiling or overhead obstruction(s).
A minimum of 1981 mm (78 in.) or the height of the equipment,
whichever is greater, is required