Input Power - Cisco VCO/4K Mechanical Assemblies

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Power Switch

Figure 4: Power Entry Module Without Input Power Type Specified

3.1 Input Power

The VCO/4K can be purchased for AC or DC operation. Your system will come with either AC

or DC power supplies, accordingly. Table 1 lists the power input ratings for AC or DC sources.

Nominal

–48VDC (per feed)

120VAC, single phase

240VAC, single phase

Refer to the Cisco VCO/4K Hardware Installation Manual for information on proper wiring of

input power. The VCO/4K system is shipped with a kit containing lugs for the input power

cabling.

WARNING: Do not open the power entry module (PEM) or you will

void your Cisco Systems warranty.

Window showing

ground connection.

Ensure that it is

connected.

Table 1: VCO/4K Power Input Ratings

Range

–40 to –60VDC

100 to 120VAC

208 to 240VAC

Power Entry Module

Label.

Current

Frequency

20 amps

10 amps

50/60 Hz

5 amps

50/60 Hz

VCO/4K Power Subsystem 1-5

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