3 optional 48v direct current (dc) power interface – Comtech EF Data CDM-625A User Manual

Page 104

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CDM-625A Advanced Satellite Modem

MN-CDM625A

Rear Panel Connectors and Pinouts

Revision 3

3–20

o Use the slot to pry the holder outward from the IEC power module.

o Pull the holder straight out, and then swing the holder away from the module.

• Then, remove and replace the T4A (4 Amp) fuses as needed.

CAUTION – FOR CONTINUED OPERATOR SAFETY, ALWAYS REPLACE THE FUSES

WITH THE CORRECT TYPE AND RATING.

• Finally, reseat the fuse holder in the IEC power module.

3.3.3 Optional 48V Direct Current (DC) Power Interface

Figure 3-12. CDM-625A Optional DC Chassis (CEFD P/N PL-0021327)

Feature

Description

1

On / Off Switch

2

Power Terminal Block

3

Screw-in Fuse Holders / Receptacles

DC Power Specifications

Input Power

48 watts (typical with TPC/LDPC Codec installed),

68 watts (max)
280 watts (typical TPC/LDPC Codec and 48 volt

BUC supply installed), 300 watts (max)

Input Voltage

43 – 60 VDC Nominal

36 – 60 VDC Maximum

Connector Type Terminal Block

Fuse Protection

(2X) 5mm x 20mm Slow-blow type fuses:

Modem Fuse: 3Amp/250Volts

BUC Fuse: 6.3 Amp/250 Volts

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