SRX3600 Services Gateway DC Power Supply Electrical Specifications

Table 33 lists the electrical specifications for the two types of services gateway DC power supply.

Table 33: DC Power Supply Electrical Specifications

Item

Standard DC Power Supply

Enhanced DC Power Supply

Maximum output power

850 W

1200 W

DC input voltage

–40.5 to –72 VDC

–40.5 to –72 VDC

DC input current rating

22.2 A @ -48 VDC

31.3 A @ -48 VDC

The DC power supplies in PEM0 and PEM1 must be powered by dedicated power feeds derived from feed A, and the DC power supplies in PEM2 and PEM3 must be powered by dedicated power feeds derived from feed B. This configuration provides the commonly deployed A/B feed redundancy for the system.

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