The PSM121 Minirack Power Supply is an air cooled switching type power
supply designed to power the modules of the Drake Minirack Products. It
mounts in the RMM12 rack enclosure and powers up to 12 modulator, demodulator,
video display, video switching, or audio switching devices.
RMM12 rack mount sold separately.
PSM121 Technical Specifications
General
Power
Requirements:
100VAC to
240VAC (and ±10% of end limits)
Frequency:
50 - 60 Hz.
AC
Input Power:
75 Watts
Operating
Temperature Range:
0° to 50°
Celsius (32° to 122° Fahrenheit), ambient.
Internally
Mounted Axial Fan:
50 mm, 12VDC@
140mA
12 CFM (ft³/minute)
Output
Voltages:
+5VDC @ 4.5
Amps, maximum
+12VDC @ 3 Amps, maximum
Mechanical
Dimensions:
3.5 inches
(89 mm) Height x 4.2 inches (107 mm) Width x
9.4 inches (239 mm) Depth
Weight:
2.6 lbs. (1.2
Kg.)
Connectors
AC
Input:
IEC Type
DC
Output:
37 pin "D"
Type
Protection
Fuse:
Internal fuse on AC Input.
2A, 250V, SL-BLO, 5 x 20 mm
Other:
Power supply assembly
employs short circuit and over-voltage protection.