Dialogic IMG 1010 Manuel de démarrage rapide

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Dialogic IMG 1010 Manuel de démarrage rapide
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