Protection against electric shocks and electrical fires: Difference between revisions
From Electrical Installation Guide
m (1 revision) |
(New TOC updated (guide 2015)) |
||
Line 1: | Line 1: | ||
__NOTOC__ __NOEDITSECTION__{{Menu_Protection_against_electric_shocks}} | __NOTOC__ __NOEDITSECTION__{{Menu_Protection_against_electric_shocks}} | ||
=== [[Electrical protection of persons]] === | |||
=== [[Electrical protection of persons]] | * [[Electric shock]] | ||
* [[Fundamental rule of protection]] | |||
[[ | * [[Direct and indirect contact]] | ||
=== [[Protection against direct contact]] === | |||
[[ | * [[Measures of protection against direct contact]] | ||
* [[Additional measure of protection against direct contact]] | |||
[[ | === [[Protection against indirect contact]] === | ||
* [[Measures of protection: two levels]] | |||
=== [[Protection against direct contact]] | * [[Automatic disconnection for TT system]] | ||
* [[Automatic disconnection for TN systems]] | |||
[[ | * [[Automatic disconnection on a second fault in an IT system]] | ||
* [[Measures of protection against direct or indirect contact without automatic disconnection of supply]] | |||
[[ | === [[Protection of goods in case of insulation fault]] === | ||
* [[Measures of protection against fire risk with RCDs]] | |||
=== [[Protection against indirect contact]] | * [[Ground Fault Protection (GFP)]] | ||
=== [[Implementation of the TT system]] === | |||
[[ | * [[TT system - Protective measures]] | ||
* [[TT system - Coordination of residual current protective devices]] | |||
[[ | === [[Implementation of the TN system]] === | ||
* [[TN system - Preliminary conditions]] | |||
[[ | * [[TN system - Protection against indirect contact]] | ||
* [[TN system - High-sensitivity RCDs]] | |||
[[ | * [[TN system - Protection in high fire-risk locations]] | ||
* [[TN system - When the fault current-loop impedance is particularly high]] | |||
[[ | === [[Implementation of the IT system]] === | ||
* [[IT system - Preliminary conditions]] | |||
=== [[Protection of goods in case of insulation fault]] | * [[IT system - Protection against indirect contact]] | ||
* [[IT system - High-sensitivity RCDs]] | |||
[[ | * [[IT system - Protection in high fire-risk locations]] | ||
* [[IT system - When the fault current-loop impedance is particularly high]] | |||
[[ | === [[Residual current differential devices (RCDs)]] === | ||
* [[Description of RCDs]] | |||
=== [[Implementation of the TT system]] | * [[Types of RCDs]] | ||
* [[Sensitivity of RCDs to disturbances]] | |||
[[ | === [[Arc Fault Detection Devices (AFDD)]] === | ||
[[ | |||
=== [[Implementation of the TN system]] | |||
[[ | |||
[[ | |||
[[ | |||
[[ | |||
[[ | |||
=== [[Implementation of the IT system]] | |||
[[ | |||
[[ | |||
[[ | |||
[[ | |||
[[ | |||
=== [[Residual current differential devices (RCDs)]] | |||
[[ | |||
[[ | |||
[[ | |||
Revision as of 08:43, 28 November 2014
Electrical protection of persons
Protection against direct contact
- Measures of protection against direct contact
- Additional measure of protection against direct contact
Protection against indirect contact
- Measures of protection: two levels
- Automatic disconnection for TT system
- Automatic disconnection for TN systems
- Automatic disconnection on a second fault in an IT system
- Measures of protection against direct or indirect contact without automatic disconnection of supply
Protection of goods in case of insulation fault
Implementation of the TT system
Implementation of the TN system
- TN system - Preliminary conditions
- TN system - Protection against indirect contact
- TN system - High-sensitivity RCDs
- TN system - Protection in high fire-risk locations
- TN system - When the fault current-loop impedance is particularly high
Implementation of the IT system
- IT system - Preliminary conditions
- IT system - Protection against indirect contact
- IT system - High-sensitivity RCDs
- IT system - Protection in high fire-risk locations
- IT system - When the fault current-loop impedance is particularly high