H3c-technologies H3C SecPath L1000-A Load Balancer Bedienungsanleitung PDF herunterladen (Seite 15)

Cage nuts (user-supplied)

Ring terminal

(user-supplied)

Insulation sheath

(user-supplied)

ESD gloves

(user-supplied)

Checklist before installation

Table 4 Checklist before installation

Item Re

uirements

Result

Installation site

Weight support

The floor can support the total weight of the chassis

and all other components.

Operating ambient

temperature

0°C to 45°C (32°F to 113°F)

Operating ambient

relative humidity

5% to 95% (noncondensing)

Cleanness

• Dust concentration  3 × 10

particles/m

• No dust on desk within three days

Ventilation

• There is a minimum clearance of 10 cm (3.94 in)

around the inlet and exhaust vents for heat

dissipation of the L1000-A chassis.

• A ventilation system is available at the installation

site.

ESD prevention

• The equipment and rack are well grounded.

• The equipment room is dust-proof. An anti-static

floor is installed and correctly grounded.

• The humidity and temperature are at a compliant

range.

• Wear an ESD wrist strap and uniform when

touching a circuit board.

• Place the removed power modules and interface

modules on an antistatic workbench, with the

face upward, or put it into an antistatic bag.

• Touch only the edges, instead of electronic

components when observing or moving a

removed interface module.

EMI prevention

• Take effective measures to protect the power

system from the power grid system.

• Separate the protection ground of the L1000-A

from the grounding device or lightning protection

grounding device as far as possible.

• Keep the L1000-A far away from radio stations,

radar and high-frequency devices working in

high current.

• Use electromagnetic shielding when necessary.

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