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Telecommunications Codes
This product is intended to be installed in products pro-
viding Type "B" or "E" enclosure, and in a Restricted
Access Location. Refer to Table .
Telecommunications Codes
Code
Power Code (PC)
Telecommunications Code (TC)
Installation Code (IC)
Optioning
The TA 750/850 PSU has no options or adjustments.
Connections
All input and output signals to the TA 750/850 PSU are
made through the backplane. No additional backplane
wiring is necessary for normal operation.
Ring Voltage is hazardous. Depress the
Ring Enable pushbutton to isolate ring
voltage from the TA 750/850 prior to per-
forming any open chassis or wiring oper-
ations.
61175006L2-5A
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com
3. SPECIFICATIONS
The following table provides specifications for the TA
750/850:
Electrical
Input DC Voltage
Input
Output
F
C
Maximum Current 1.0 Amp (3 Amp fused) @ -48 V
-
-
Commons Only
A
-
Maximum Power
Face Plate
Switch
LEDs
Environmental
Operating
Temperature
Storage
Temperature
Relative Humidity
Physical
Dimensions
Weight
Ring Generator
Output Voltage
Voltage (at
handset)
DC Offset
Frequency
Crest Factor
Output Load
Issue 1, June 2001
-40 VDC to -56 VDC
-48 VDC nominal
300 milliamp
48 Watts
•
Momentary Action ACO
pushbutton
•
Ring Voltage Enable push-
button
Red Bank Alarm indication
Power Ring
o
o
o
-40
C to 65
C (-40
F to 149
o
o
o
-40
C to 85
C (-40
F to 185
95% maximum, non-condensing
9 3/8" L x 2 1/2" H x 7/8 W
3.2 ounces
105 Vrms nominal; Range: 97 to
115 Vrms AC
>45 Vrms AC @ maximum line
length
-70 VDC to -40 VDC
20.5 Hz + .05 Hz
1.4 nominal, sinusiod
20 REN continuous, 25 REN up
to 30 minutes
30 REN up to 10 minutes, 35
REN up to 5 minutes
o
F)
o
F)
3
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