Page 17
TPCMQ48 SERIES
INSTALLATION & OPERATING MANUAL
Manual No. tpcmq48-4
tpcmq48-man-rev4-0116.indd
15.0 COMPATIBLE 19-INCH POWER SHELVES
There are three 19-inch compatible power shelves. Two is for use with the 12, 24 and 27.2V output
modules, with and without the I²C option respectively while the third is for the 48 & 54.4V output
modules. The latter will accept modules with or without the I²C option. These power shelves have
the following features:
• Standard 19-Inch Rack-Mounting
• Only 1U High
• Hot-Swap Operation
• Holds up to three TPCMQ48 Modules
Ordering Guide
MAXIMUM
POWER
DESCRIPTION
MAXIMUM
CURRENT
MODEL
NUMBER
I²C
2100W
12, 24 & 27.2V operation
162.6A
TPCMQR1U3-48
No
2100W
12, 24 & 27.2V operation
162.6A
TPCMQR1U3-48-Z
Yes
3000W
48 & 54.4V operation
62.4A
TPCMQR1U3-48H
Yes
15.1
Power Shelf Front & Rear Views
- Front and rear views of the both types are shown in
figure 7 below.
17.19 (437)
FRONT
VIEW
1.72
(43.7)
1
2
3
J4
+V
-V
3
2
1
DC OUT
DC IN
FRONT VIEW
TPCMQR1U3-24
&
TPCMQR1U3-48
No. 8-32 THREADS
(2 PER MODULE)
GROUND
FRONT VIEW
TPCMQR1U3-48-H
J4
+V
-V
3
2
1
DC OUT
DC IN
No. 8-32 THREADS
(2 PER MODULE)
GROUND
Figure 7 - Power Self Front & Rear Views
DC inputs are supplied separately to each module either via 8-32 threaded screw terminal block
connections. The DC output is supplied on two pairs of bus bars which are internally connected
inside the unit.
J4 is a 25-way D-type socket providing the alarm, control and supervisory signals. The following
tables and figures show the pin-out for this connector. Details of each pin function can be found
in section 9.2.
