Connecting The Realpresence Collaboration Server (Rmx) 4000 To Power Sources; Connecting The Realpresence Collaboration Server (Rmx) 4000 To Ac Power; Connecting The Realpresence Collaboration Server (Rmx) 4000 To -48Dc - Polycom 4000 Hardware Manual

RealPresence®Collaboration Server 4000 Hardware Guide
Connecting the RealPresence Collaboration Server (RMX) 4000 to
Power Sources
You can connect either an AC Inlet or to DC power according to the power system required at your site:
● For systems with AC Power, up to three power supplies can be installed with one being redundant
(n+1).
● For systems with DC Power, up to two power supplies can be installed with one being redundant
(n+1), and each power supply has a built in circuit breaker. With DC power, slot 10 (the center slot)
must remain unoccupied.
Follow the steps appropriate specified below for your power system.
The following restrictions apply to the conductors and connectors that may be used to ground the unit when
rack mounted:
● 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.
● The same bolt assemblies should not secure multiple connectors.
● Listed fastening hardware must be compatible with the materials being joined and must be preclude
loosening, deterioration and electrochemical corrosion of the hardware and joint materials.

Connecting the RealPresence Collaboration Server (RMX) 4000 to AC Power

• Do not connect the green or green-yellow wire to the system single-point ground screw.
• Customers are required to only use AC power cables supplied by Polycom.
• The size of the protective earthing conductor should be a minimum of 10 AWG.
• All three outlets intended for connection of the three power cords must be protected with an
external overcurrent protection device either in building or in the rack with the rating not higher
than 20 Amp.
• Do not use an Extension cords with any of the cables.
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