Common Systems Connection Standards AT&T Services, Inc
Date: August 31, 2007 ATT-TP-76450, Issue 9
Copyright ©2004 – 2006, AT&T Knowledge Ventures
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Page 27
Appendix B – ATT-TP 76450 Checklist
Manufacturer:________________________________ Date: ______________________
Equipment Name/Model Number, etc.: _______________________________________
Contact Name:___________________ Phone Number: _________________________
Product Description (check all that apply):
Frame or Cabinet
Multi-Frame or Cabinet
Single Shelf
Multi-Shelf
Transport Product
Switching Product
Customer Premises Application
Non-network Product
*Refer to paragraph number in previous sections for detailed requirements
Rqmt* Description Yes No N/A
2 DC POWER INTERCONNECTION STANDARDS
2.1 General
2.1.1 Nominal -48V DC Power
2.1.1.1 AC Powered Equipment
2.1.2 Redundant Power Feeds
2.1.2.1 Power Feeds
2.1.3 Battery Return Conductor
2.1.4 Architecture Integration
2.2 Power Terminations at the Network Element
2.2.1 Location of Power Terminations
2.2.1.1 Rear Power Terminations
2.2.1.2 Front Power Terminations.
2.3 Connectors
2.3.2 Two Hole Connections
2.3.3 18 AWG Power Cable and Smaller
2.4 Visual Power Alarms and Status Indicator
2.5 Fusing of Capacitors
2.6 Power Distribution Delivery
2.6.1 All fuse & circuit breaker shall meet Quality Level III as defined
Telcordia SR-332
2.6.2 Filtered Battery
2.7 Individually Mounted PDU
2.8 NE Integrated Power Distribution
2.9 Direct BDFB Power Delivery
3 SYNCHRONIZATION/TIMING STANDARDS
3.1 Termination of Timing Leads
