PSM-DC4
PSM-DC4
Overview 109
Features 110
Specifications 110
Overview
The SH4R and SH4R-2 support up to three DC power supply modules (PSM-DC4)
installed at the rear of the shelf. The PSM-DC4 converts the external DC power provided
by the PFMF to internal 12 VDC and distributes it to all modules through the backplane.
Figure 38: PSM-DC4 Faceplate
Parameter Value Notes
Sales item number 1040800054-01
Release introduced FSP3000R7 Release 16.2
Compatible shelves
l SH4R
l SH4R-2
Width 108 mm (4.3 in.)
Height 41 mm (1.6 in.)
Weight 1.3 kg (2.9 lbs)
Power connectors)
l DC rear, A-feed –
terminal block for 2 -
hole lugs
l DC rear, B-feed –
terminal block for 2 -
hole lugs
Environmental standards
compliance
l Telcordia SR-3580 Level 3 (NEBS)
l ETSI EN 300 019-1-3 Class 3.1
l IEC 60529 IP20 (indoor office)
Table 47: General Information — PSM-DC4
109 FSP 3000R7 High-Density Subshelf Guide - R17.2 - Issue:B