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— When the NTMW07 card is in slot 15 & 16
TN 15 03 connects to TN 16 03
(Trunk on Card 15 Unit 03 connects to the telephone on Card 16
Unit 03)
Power requirements
Power requirements for the NTMW07 Trunk/Line Card are shown in
Table 40.
Table 40
Power requirements
Voltage
± 15.0 V DC
+ 8.5 V DC
- 48.0 V DC
+ 5.0 V DC
Environmental specifications
Table 41 lists the environmental specifications for the Universal Trunk Card.
Table 41
Environmental specifications
Parameter
Operating temperature
Operating humidity
Storage temperature
Foreign and surge voltage protection
The Universal Trunk Card meets CS03 overvoltage (power cross)
specifications.
Release control
Release control establishes which end of a call (near, far, either, joint, or
originating) disconnects the call. Only incoming trunks in idle ground start
configuration can provide disconnect supervision. You configure release
control for each trunk independently in the Route Data Block (LD 16).
Chapter 11 — NTMW07 Trunk/Line Card
Tolerance
± 5%
± 2%
± 5%
± 10%
Meridian 1 Option 11C Compact
Idle current
Active current
306 ma
306 ma
120 ma
120 ma
346 ma
346 ma
350 ma
350 ma
Specifications
0 to 50 degrees C, ambient
5 to 95% RH (non-condensing)
- 40 to + 70 degrees C
Technical Reference Guide
Page 109 of 136
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