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6.2 DC Power Supply Module
Including:
03-6843A01: +/- 12-36 VDC
03-6844A01: +/- 36-75 VDC
03-6845A01: +/- 75-140 VDC
Table 6-3. DC Power Supply Module (6843, 6844, 6845) Specifications:
Supply Type
Input Voltage Range
Output
Line Frequency
Power Consumption
Protection
Ambient Temperature range
source to the module being replaced has been disconnected. Refer to Section 8.4 Replacing
Modules for information on removal and installation.
the supply is within the rating for the module installed.
transfer through thermal contact connector on the rear of the unit.
96
Figure 6-2. DC Power Supply Module
SMPS DC to DC
+/-36-75 VDC, input is isolated from ground
+/-12-36 VDC, input is isolated from ground
+/-75-140 VDC, input is isolated from ground
24 VDC, 4.0 A
DC Input only
120W, Maximum
Integrated thermal protection, short circuit protection, internal fuse
Full capacity from -30°C to +60°C
CSA Certified operating range -30°C to +50°C
Master station power supply modules are field replaceable units that
can be removed from an operating system so long as the input power
DC power supply modules are available for several different input
ranges. These modules have interchangeable connectors. Make sure
When installing DC Power Supply modules, torque thumbscrews to 10
in-lbs, or approximately ¼ turn past hand tight, to insure optimum heat
When connecting DC Power Supply modules, the length of the power
cable MUST be no longer than 3 meters.
MDS™ Master Station
MDS 05-6399A01, Rev. F
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