Module 1 – Review of Outside Plant Bonding & Grounding Principles and Practices
This lesson covers a general review/refresher of Outside Plant (OSP) bonding & grounding principles, practices and requirements.
Objective: After this lesson the student will understand the bonding & grounding principles, practices and requirements related to the Central Office facilities, protection of Customer Premises, and NEC and RUS requirements.
Module 2 –Central Office Bonding & Ground System
This lesson covers bonding and grounding of the Central Office building and equipment, which is complicated by the use of sensitive electronic equipment and the variation of equipment types typically found in the Central Office. Requirements listed in NEC and RUS documents are applied to the Central Office grounding system, including: Ground bars; cable size, length and routing; frame and equipment grounding; and Outside Plant cable shield grounding.
Objective: After completing this lesson, the student will be able to describe the concept, theory and practical application of the Central Office grounding system and how it will protect people and equipment located inside the Central Office building.
Module 3 – Hands-On Audit of the Central Office Grounding System
This lesson is a complete Hands-On Audit of a Central Office grounding system in accordance with the NEC, RUS documents and company practices. The Audit covers the proper application of ground bars, ground system cables and connections, equipment frame grounds, Outside Plant cable shield testing and ground field testing.
Objective: After completing this lesson, the student will be able to effectively perform a complete Central Office ground system Audit, list any discrepancies found, and make recommendations for changes required to meet NEC, RUS and company requirements.
References:
“NFPA 70, National Electrical Code (NEC), (most Current) Edition,” National Fire Protection Association; Batterymarch Park, Quincy, MA
“Electrical Protection Fundamentals,” RUS bulletin 1751F-801; Rural Utilities Services, United States Department of Agriculture, Washington D.C.
“Electrical Protection Grounding Fundamentals,” RUS bulletin 1751F-802; Rural Utilities Services, United States Department of Agriculture, Washington D.C.
“Electrical Protection at Customer Locations,” RUS bulletin 1751F-805; Rural Utilities Services, United States Department of Agriculture, Washington D.C.
“Electrical Protection of Outside Plant,” RUS bulletin 1751F-815; Rural Utilities Services, United States Department of Agriculture, Washington D.C.
“Acceptance Check List – Single Point Grounding System,” RUS bulletin 1753E-001; Rural Utilities Services, United States Department of Agriculture, Washington D.C.
“Electrical Protection of Digital and Lightwave Telecommunications Equipment,” RUS bulletin 1751F-810; Rural Utilities Services, United States Department of Agriculture, Washington D.C.