SH12 Shelf
Parameter Value Notes
Depth 280 mm (11.0 in.) With front covers
Width 443 mm (17.5 in.)
Height
l 12U
l 533 mm (21.0 in.)
Weight 31.5 kg (69.5 lbs) Measured with
l Three FTM-2s
l One CEM-2
l Two ECM-2s
l Four PSM-DCs
l Front covers
Number of slots 22
l 2 for management modules
l 20 for traffic modules
Power Power Supply Module
(PSM-DC)
l Supports up to four DC/DC PSMs
l Supports redundant configurations: 1+1, 2+1,
and 3+1
l Supports non-redundant configurations: 1+0,
2+0, and 3+0
l Power feeds are connected on shelf front
Cooling Fan Tray Module (FTM-2)
l Supports three FTM-2s for redundancy
Management
l Common Equipment
Module (CEM-2)
l Element Controller
Module (ECM-2)
Rack format support
l 19-inch
l 23-inch
l ETSI
Temperature range 5 to 40°C (41 to 104°F) Long term
–5 to 50°C (23 to 122°F) Short term, testing to 55°C (131°F)
Humidity 85% at 40°C (104°F) Long term
5 to 93% Short term
Altitude 5000 m (16,404.2 ft)
Input voltage range –40 to –72 VDC
Nominal/rated current
l 1+0 and 1+1: 27 A @
–48 VDC
l 2+0 and 2+1: 54 A @
–48 VDC
l 3+0 and 3+1: 82 A @
–48 VDC
Table 2: General Information — SH12
FSP3000 C Hardware Guide - R1.1 - Issue:A (12/09/2016) 23