Cisco NCS 2006 User Manual

BITS Interface
The NCS 2002 building integrated timing supply (BITS) interface has these specifications:
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1 DS-1 BITS inputs wire wrap for ANSI applications
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1 derived DS-1 outputs wire wrap for ANSI applications
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1 E1 BITS input DIN-1.0/2.3 for ETSI applications
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1 E1 BITS output DIN-1.0/2.3 for ETSI applications
System Timing
The NCS 2002 for ANSI has these timing specifications:
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Stratum 3 per Telcordia GR-253-CORE
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Free running accuracy: +/- 4.6 ppm
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Holdover stability: 3.7 x 10-7 per day, including temperature (< 255 slips in first 24 hours)
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Reference: External BITS, line, internal
The NCS 2002 for ETSI has the following system timing specifications:
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Stratum 3, per ITU-T G.813
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Free running accuracy: +/- 4.6 ppm
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Holdover stability: 3.7 exp -7 per day, including temperature (< 255 slips in first 24 hours)
•
Reference: External BITS, line, internal
System Power
The NCS 2002 has these AC power specifications:
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Input Voltage: 100V - 240V AC (+/- 10%)
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Power consumption: Configuration dependent; 35 W (Fan Tray and LCD)
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Power terminals standard 3 pole AC connector
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For an AC power supply, the fuse rating must not exceed 10A, 15A, or 20A depending on the standard
in various countries. For North America, the branch circuit protection must be rated 20A
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Total maximum power consumption of 350W with ancillaries, controllers and linecards
The NCS 2002 has these DC power specifications:
• Nominal Input Voltage: –48 VDC
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Power consumption: Configuration dependent; 35 W (Fan Tray and LCD)
•
Power requirements:
Cisco NCS 2000 Series Hardware Installation Guide
465
Hardware Specifications
BITS Interface

Cisco NCS 2006 Specifications

General

Brand	Cisco
Model	NCS 2006
Category	Network Hardware
Language	English