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Polycom RMX DOC2548A User Manual

Page 24

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Chapter 1- Hardware Description

1-18

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

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

Table 1-6

Circuit Breaker Types

Type A

Type B