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Bellcore TR-NWT-000499 Generic Transport Requirements
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FCC Part 15, Class A for Radiated Emissions Control
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FCC Part 68, CS-03 for T1 CSU Interface, Network Protection, Line Balance, REN
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National Electrical Code 1996 Safety Requirements
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NRTL Safety Listed: UL 1459, 2nd Edition concerning Minimum 600 Vrms Lightning
Protection, CSA
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IEEE 802.3 10baseT interface
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EIA RS-232-D
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RFC 1213, 1573, 1406, 1659
3.17 Power
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Control Panel DC Power Input Terminal: -48 Vdc with 1 Amp circuit breaker from local
battery
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Standard Power Source: 115 Vac to -48 Vdc Power Converter Cube
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Optional Power Source: 220 Vac to -48 Vdc Power Converter Cube
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Input voltage: -42 to -60 Vdc at 1 Amp (constant current power source)
3.18 Environmental
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Altitude: 0 to 10,000' (0 to 3,048 m)
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Humidity: 0 to 95%
Temperature Range: 32 º to 104 º F (0 º to 40 º C)
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Thermal Protection: Automatic cut-off at 104 º F (40 º C) until lowered below limit
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3.18.1 Physical Dimensions
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Height: 1.75 inches (4.45 cm)
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Depth: 17.75 inches (45.1 cm)
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Width: 17 inches (43.2 cm)
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Weight: 14.5 Lbs (6.6 Kg) fully loaded
3-6
9/24/01
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