Nortel Meridian 1 Planning And Installation Manual page 54

Page 34 of 590 Chapter 3 — System and site requirements
Figure 5
Single point grounding
553-3021-209 Standard 1.00
Any of the following busbars can be used as system SPG:
• building principal ground, normally in single floor buildings
• floor ground bar, normally in multi-floor buildings
• dedicated SPG bar bonded to the building grounding system
• a section of the battery return bar of the power plant
Various subsystems, such as groups of frames or equipment, of a
telecommunications system can be configured as separate single point ground
entities connected in a star configuration to the system SPG.
July 1999