5 power and ground connections, 2 optional direct current (dc) power connector, 1 24 v or 48v dc units – cdm-570 or cdm-570l units – Comtech EF Data CDM-570 User Manual

Page 75

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CDM-570/570L Satellite Modem with Optional IP Module

Revision 12

Rear Panel Connectors and Pinouts

MN/CDM570L.IOM

3–11

3.5 Power and Ground Connections

3.5.1 Alternating Current (AC) Power Connector (Standard)

A standard, detachable, non-locking, 3-prong power cord (IEC plug)
supplies the Alternating Current (AC) power to the CDM-570 or
CDM-570L units.

Note the following:

AC Power Specifications

Input Power

40W maximum, 20W typical

Input Voltage

100 - 240 volts AC, +6%/-10% - autosensing
(total absolute max. range is 90 - 254 volts AC)

Connector Type

IEC

Fuse Protection

Use two (2X) 20 mm Slow-Blow fuses for line and neutral fusing – fuses are contained

within a fuse holder that is press-fit into the body of the IEC power module:

• Use 5.0A fuses for 115 volt AC operation
• Use 2.5A fuses for 230 volt AC operation

3.5.2 Optional Direct Current (DC) Power Connector

3.5.2.1 24 V or 48V DC Units – CDM-570 or CDM-570L Units

This optional connector supplies the 24V or 48V Direct Current (DC)
power to the CDM-570 or CDM-570L units.



Note the following:

DC Power Specifications

Input Power

48V

48 watts typical, 55 watts maximum

24V

TBD

Input Voltage

48V

48 volts DC nominal (43 volts to 60 volts)

24V

24 volts DC nominal (20 volts to 36 volts)

Connector Type

Corcom PS series

Mating Connector

Corcom GA210 or Molex 03-12-1026

Fuse Protection

Usetwo (2X) 20 mm Slow-Blow fuses for positive and return fusing – fuses are
contained within a fuse holder that is press-fit into the body of the IEC power module:

• Use T5A fuses for units without a BUC
• Use T8A fuses for units with a BUC

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