Nortel Circuit Card Installation Manual page 654

Page 654 of 906
Power requirements
Environmental specifications
Foreign and surge voltage protection
553-3001-211 Standard 3.00
NT8D15 E&M Trunk card
Table 204 lists the power requirements for the E&M trunk card.
Table 204
Power requirements
Voltage
+15.0 V dc
–15.0 V dc
+8.5 V dc
–48.0 V dc
Table 205 provides the environmental specifications for the E&M trunk card.
Table 205
Environmental specifications
Parameter
Operating temperature
Operating humidity
Storage temperature
The E&M trunk card meets CS03 over-voltage (power cross) specifications
and FCC Part 68 requirements.
August 2005
Tolerance
±5%
±5%
±2%
±5 %
Specifications
0 to +60 degrees C
(32 to +140 degrees F), ambient
5 to 95% RH (non-condensing)
–40 to +70 degrees C
(–40 to +158 degrees F)
Max current
200 mA
200 mA
200 mA
415 mA