Fig. 9-4. Top View of Equipment Layout in a Room (Drawing is not to scale)

DOE-HDBK-1092-98

Walls or other

No access required. No

obstructions

minimum space

requirement.

Distance as determined by Fig. 2-1

or 2-2 of Section 2, when power

Cabinet doors

is on, 24" when power is off.

must open at least

90 or the door

must be removed.

Access required -

with power off, 24";

with power on, refer

to Fig. 2-1 or 2-2 of

3 Bay

Section 2.

Equipment

Rack

3 Bay

Equipment

Rack

Passageway

24" min.

Open Chassis

Distance as determined by Fig. 2-1 or 2-2 of Section 2.

If a chassis is open, measurement is made from the front

Operator Space

of the chassis to the wall or obstruction.

Fig. 9-4. Top View of Equipment Layout in a Room (Drawing is not to scale)

Ceiling, walls, or other

obstructions

Headroom - 6'6" minimum

Distance as determined by Fig. 2-1 or

2-2 of Section 2, when the chassis is closed.

Equipment

Rack

Distance as determined by

Open

Fig. 2-1 or 2-2 of Section 2.

Chassis

Distance as determined by

Fig. 2-1 or 2-2 of Section 2.

Operator Space

Writing Surface

Fig. 9-5. Side View of Equipment Layout in a Room (Drawing is not to scale)

9.10 CABLE/UTILITY MANAGEMENT SYSTEM

Cable supports and/or cable enclosures are installed for dedicated usage with enclosed electrical/

electronic equipment

9-15