Dialogic IMG 1010 Panduan Memulai Cepat

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IMG 1010 - Connecting DC Power

The DC input power module option can be used when either the AC power is not readily available or when the IMG is mounted in a rack utilizing

-48 volts. The DC option supports both domestic and international customers.

Docking Station

The DC docking station provides a DC power module with two -48 vDC input power terminals and two ON/OFF circuit breakers. Either a single

non-redundant power source or dual redundant power sources can be utilized.

Power Specifications

DC Voltage

- 48 Volts Nominal / 2amps

-48 Volt Connections

When connecting -48 Volts to the IMG use the table and diagram below

Parts

14 AWG Machine Tool Wire (MTW)

DC Power Module Plugs

Connect IMG 1010 to Ground

Before connecting DC power to the IMG 1010, the gnd should be connected to maintain signaling integrity and to prevent electrical shock. When

connecting the IMG 1010 to earth GND in the DC version, connect the ground lugs located at the rear of the unit to a solid GND location. Refer to

information below.

Remove the two-hole grounding lug at the rear of unit.

Crimp the grounding wire to the lug. Re-attach the grounding lug to the unit using the grounding screws. Grounding wire should be a #14-

#16 AWG machine tool wire.

Attach the other end of grounding wire to either a grounding point on the mounting rack or a building ground point.

Diagram

The figure below shows the IMG 1010 earth ground connection for the DC unit.

Operating Range

-40 - to -60 vDC

Description

Blue = -48 volts

Sangoma Supplied

White = -48 volt return