Polycom DOC2559C Manuel d'utilisateur télécharger pdf (Page 25)

Polycom RMX 4000 Hardware Guide

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5 Connect the green or green-yellow wire to the system single-point

M6x15 “Ground” bolt.

If the unit is rack mounted, the single-point ground on the MCU must

be connected to the rack with a single conductor and fixed as to

prevent loosening.

When using bare conductors, they must be coated with an

appropriate antioxidant compound before crimp connections are

made. Tinned, solder-plated or silver plated connectors do not have

to be prepared in this manner.

6 Replace the transparent plastic cap on the terminal block.

7 Turn ON the circuit breaker on each of the DC Power Rail Modules.

Types of DC Circuit Breakers installed on the

RMX 4000

On the RMX, 2 types of circuit breakers may be installed:

• ON/OFF circuit breaker - Type A

• ON/OFF circuit breaker with locking mechanism - Type B

Table 1-8 Circuit Breaker Types

Type A Type B

The rating of the protective earthing conductor should be a minimum of 10AWG.

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Polycom DOC2559C Manuel d'utilisateur Page 25