PSM-AC3
l Speed increases if any of the FTM-4s fails or are removed or if the CEM-4 fails or is
removed
l Software-managed synchronization of the FTM-4 rotation speed to reduce noise
l Provides a module status LED
l Cooling and Airflow
l CEM-4
l SH4R Shelf
l SH4R-2 Shelf
PSM-AC3
Overview 94
Features 95
Specifications 95
Overview
The SH1R supports up to two AC power supply modules (PSM-AC3) installed at the rear
of the shelf.
Figure 33: PSM-AC3 Faceplate
Parameter Value Notes
Sales item number 1040800093-01
Release introduced FSP3000R7 Release 17.1
Compatible shelves SH1R
Width 72.8 mm (2.9 in.)
Table 27: General Information — PSM-AC3
FSP 3000R7 High-Density Subshelf Guide - R17.2 - Issue:B 94