Lantronix
SM24TBT2DPA Install Guide
33737 Rev. L
Page
18
of
38
PS-AC-920 Power Supply Specifications
CAUTION
! Hazardous Area: Do Not remove this cover. Trained service people
only. No serviceable components inside.
LEDs
:
DC OK
and
AC OK
LEDs on front panel. See “
Power Supply LED
s” on
page
13
.
Dimensions
(H x W x D): 1-9/16” x 2-13/16” x 8-9/16” (25.4 m x 50.8 mm x 203.2 mm)
Warranty
: 5 years warranty for the PS-AC-920.
Power Supply Voltage and Frequency
AC Input Voltage and Frequency
Voltage
100-240 VAC
Frequency
50~60 Hz
Output Power
Voltage
•
54VDC/820W per Module
•
Power Redundancy, Dual Hot Swappable Power Supplies
Power Supply Efficiency
The power supply efficiency will be higher than 80Plus Silver 230VAC internal specification without fan loading.
Input voltage
20% of full load
50% of full load
100% of full load
230Vac internal
85%
89%
85%
The power supply efficiency must meet the efficiency requirement with fan as shown in the table below:
Efficiency Standard
20% load
50% load
100% load
With fan/115Vac
84%
87%
86%
With fan/230Vac
86%
90%
89%
Power Supply Input Current
Input current will be less than 13A (rms) at 115Vac and 60 Hz.
Input current will be less than 6.5A (rms) at 230Vac and 50 Hz.
The input fuse value should be less than 15 A.
Input Voltage
Vin Range
Maximum Input
Current
230Vac internal
180-264Vac
6.5A@920W
230Vac internal
90-136Vac
13A@920W
