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GR 937 CORE : ISSUE 1

Current
Current

The latest, up-to-date edition.

OUTDOOR AND INDOOR BUILDING ENTRANCE TERMINALS (BETS)
Published date

01-12-2013

Generic Requirements Notice Of Disclaimer
List of Figures
List of Tables
Preface
1 Introduction
  1.1 Reason for GR-937-CORE, Issue 1
  1.2 General Product Description
  1.3 Application of This Document
  1.4 Requirements Terminology
  1.5 Requirement Labeling Conventions
2 General Requirements
  2.1 Product Samples
  2.2 Product Changes
  2.3 Network Side
  2.4 Protector System
  2.5 Optional Features
  2.6 Wire Wrap Terminals
  2.7 Grounding Connectors
  2.8 Listing
  2.9 Materials
  2.10 Safety and Reliability Considerations
  2.11 Building Entrance Terminal Layout
  2.12 Distribution Interface Module
  2.13 Documentation
  2.14 Marking, Packaging and Shipping
  2.15 Installation and Maintenance
  2.16 Subscriber Distribution List
  2.17 Quality
  2.18 Seals and Gaskets
  2.19 Strain Relief and Wire Ties
  2.20 Security
  2.21 Flammability
  2.22 Additional Components
  2.23 Finish
  2.24 Wire and Cable and Components
  2.25 Stub Cable
  2.26 Modular Jacks and Plugs
  2.27 Hardware and Components
3 Electrical Requirements
  3.1 Dielectric Withstand of Network Interface Module
  3.2 Dielectric Withstand of BET
  3.3 Series Resistance
  3.4 Input Connector Series Resistance
  3.5 Insulation Resistance
  3.6 Longitudinal Balance
  3.7 Fusing Coordination
  3.8 Transmission
  3.9 Current Carrying Capability of Grounding Connector
  3.10 Network Interface Device (NID) Module Current Capacity
  3.11 Contact Resistance of Grounding Connector
  3.12 First and Second Level Surge and AC Power Fault Tests
  3.13 Surge Test (20,000 A)
  3.14 Connector Surge Requirement
  3.15 Shield Bond Ampacity
4 Environmental Requirements
  4.1 Temperature Extremes
  4.2 Temperature Cycling with Humidity
  4.3 Shock and Vibration
  4.4 Ground Conductor Pull-Out
  4.5 Torque Test
  4.6 Rain Test (OBET)
  4.7 Salt Fog Test (OBET)
  4.8 Sunshine (UV) Test (Polymer OBET)
  4.9 Chemical Resistance
  4.10 Protection Panel Contact Resistance
  4.11 Bullet Resistance
  4.12 Impact Resistance
  4.13 Sand and Dust
5 Test Waveform Validation
Appendix A: Paint Defect Test Procedure
Appendix B: Protector Unit Pin and Socket Assembly
Appendix C: Component Requirements for BET Products Covered in GR-937
Appendix D: References
Appendix E: Glossary
Requirement-Object Index

Presents proposed criteria that identifies the generic requirements for Outdoor Building Entrance Terminals (OBETs) and Indoor Building Entrance Terminals (IBETs) equipped with protector units.

DevelopmentNote
Supersedes TR NWT 000937. (08/2005)
DocumentType
Standard
PublisherName
Telcordia Technologies
Status
Current
Supersedes

GR 487 CORE : ISSUE 5 GENERIC REQUIREMENTS FOR ELECTRONIC EQUIPMENT CABINETS

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