3-9
Power supply
model
Item
Specifications
Reference
PSR250-12A1
Max input voltage range
90 to 290 VAC @ 47
to 63 Hz
PSR250-12A1
Power Modules
User Manual
Max output power
250 W
High-voltage
DC input
Rated input voltage range
240 VDC
Max input voltage range
180 to 320 VDC
Max output power
250 W
PSR450-12D
DC input
Rated input voltage range
40 to 60 VDC
H3C PSR450
Power Module
Series User
Manual
Max input voltage range
36 to 72 VDC
Max output power
450 W
Removable fan trays
CAUTION:
You can power on the switch only when the switch has two fan trays of the same model installed.
The switch supports the LSWM1FANSCE, LSWM1FANSCBE, FAN-40F-1-A, and FAN-40B-1-A fan
trays.
Table3-3 Fan trays available for the switch
Fan tray model
Item
Specifications
Reference
LSWM1FANSCE (from
the power supply side to
the port side)
LSWM1FANSCBE (from
the port side to the power
supply side)
Dimensions (H × W × D)
40.6 × 40 × 117 mm
(1.60 × 1.57 × 4.61 in)
H3C LSWM1FANSCE
& LSWM1FANSCBE
Fan Trays User Guide
Fan speed
21000 R.P.M
Max airflow
26 CFM
Input voltage
12 V
Maximum power
consumption
27.72 W
FAN-40F-1-A (from the
power supply side to the
port side)
FAN-40B-1-A (from the
port side to the power
supply side)
Dimensions (H × W × D)
40.6 × 40 × 117 mm
(1.60 × 1.57 × 4.61 in)
H3C FAN-40F-1-A &
FAN-40B-1-A Fan
Trays User Guide
Fan speed
21000 R.P.M
Max airflow
26 CFM
Input voltage
12 V
Maximum power
consumption
27.72 W
