Safety
Grounding System Details
Grounding System Details Grounding Types Working Grounding Ensures normal operation of equipment Protective Grounding (PE) Prevents electric shock, equipment ca…
About 5 min read intermediate
GroundingPETN systemSafety
Grounding System Details
Grounding Types
Working Grounding
Ensures normal operation of equipment
Protective Grounding (PE)
Prevents electric shock, equipment casing grounded
Lightning Grounding
Directs lightning to earth
Static Grounding
Eliminates static accumulation
Grounding Resistance Requirements
| Type | Resistance Requirement |
|---|---|
| Low voltage equipment | <4Ω |
| High voltage equipment | <10Ω |
| Lightning grounding | <10Ω |
Grounding Methods
TN System
TT System
IT System
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