Protective ground. INFOBOX 11

Collection of drawings in format AutoCAD 2004/2007/2010 relating to protective earth.
Sources of information: the publication "Library electrician", a collection of technical Schneider-Electric, library Moeller «Reference wiring diagram."

01. The scheme of the vanishing of the luminaire.
02. Typical schemes of substation grounding circuit.
03. Drawing a deep grounding.
04. Plans focused vertical odnosterzhenevogo earthing.
05. Plans focused vertical dvuhsterzhenevogo earthing.
06. Drawing a combined three-arm grounding.
07. The concept of a protective earthing TN-system.
08. The concept of a protective earth in TT-system.
09. Schematic diagram of the protective grounding in the IT-system.
10. The concept of a protective earthing TN-S-system.
11. The concept of a protective earthing TN-C-System.
12. The concept of a protective earthing TN-CS-system.
13. Schematic diagram of the protection against a fault current in the TN-system.
14. Schematic diagram of the overcurrent protection in the TT-system.
15. The concept of protection against fault current in the TT-system.
16. The concept of protection from potential disaster in the TT-system.
17. The concept of protection against fault current in the IT-system.
18. The concept of protection from potential disaster in the IT-system.