PSM-AC3
Typical efficiency 94%
Maximum output power 480 W
Nominal output voltage 12.2 VDC
Maximum output current 40.0 A
Required external circuit breaker
l 100 VAC: 7 to 10 A
l 120 VAC: 6 to 10 A
l 240 VAC: 4 to 6 A
Recommended external fuse
l 100 VAC: 10 A
l 120 VAC: 10 A
l 240 VAC: 6 A
Minimum hold-up time 10 ms
AC input type Autoranging
Input frequency 47 to 63 Hz
Active PFC ≥0.97 (pursuant to EN 61000-3-2) - measured
at 100/230 VAC, rated load
Power factor ≥0.97 Conforms to the Ecova 80PLUS®
ENERGY STAR PLATINUM label
Table 28: Electrical Specifications — PSM-AC3
Load 115 VAC 230 VAC
100% load 89% 91%
50% load 92% 94%
20% load 90% 90%
Table 29: Efficiency
The efficiency values meet the requirements of the Ecova 80PLUS® ENERGY STAR
PLATINUM label.
Turn off undervoltage interval 75 to 85 VAC
Turn on undervoltage interval 80 to 90 VAC
Turn off overvoltage set point 290 to 300 VAC
Turn on overvoltage set point 280 to 300 VAC
Alarm set interval (undervoltage) 80 to 90 VAC
Alarm clear interval (undervoltage) 90 VAC
Output overvoltage turn off interval 13.6 to 15.0 VDC
Output overcurrent interval 45.0 to 55.0 A
Output overcurrent alarm set point 90 A
Output short circuit Hiccup mode
Table 30: Protection
l Power
l AC Power Cable Specifications
l Overview
FSP 3000R7 High-Density Subshelf Guide - R17.2 - Issue:B 96
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