Thursday, October 4, 2018
The changes included in the 18th Edition release are listed below:
1. BS7671:2018 - 421.1.7 AFDD to BS EN 62606
The user can select a combined Arc Fault Detection Unit to model an AFDD/MCB or AFDD/RCBO device up to 63A.
2. BS7671:2018 - 4184.108.40.206 Maximum disconnection times
The requirements specified in BS7671:2018 - 4220.127.116.11 are now considered for the maximum disconnection times during earth fault.
3. BS7671:2018 - 411.3.4 Additional requirements for circuits with luminaires
In domestic lighting circuits, the software will prompt to use RCD not exceeding 30mA.
4. BS7671:2018 - 531.3.2 Unwanted tripping
The software now performs calculations and checks for RCD unwanted tripping.
5. Surge Protective Devices
The Surge Protective Devices functionality is now based on BS7671:2018 534 "DEVICES FOR PROTECTION AGAINST OVERVOLTAGE"
6. BS7671:2018 - 536.4.202 Current ratings
Extra checks have been added to the software in order to comply with BS7671:2018 - 536.4.202
7. Terms, Warnings, and Guides
The term "Discrimination" is replaced with "Selectivity" and all warnings have been updated in accordance with BS7671:2018. Also, Guides have been modified to reflect the BS7671:2018 changes.
ElectricalOM is fully compliant with the latest BS7671:2018+A2:2022, Amendment 2, changes:
05.1901:Core - BS7671:2022 Amd2 changes: Default Type A RCD and warning if type AC is selected
05.1901:Core - BS7671:2022 Amd2 changes: AFDD mandatory in non-domestic and recommended for domestic
05.2001:Core - BS7671:2022 Amd2 changes: Included the AFDD Not required option to cover the cases where AFDDs can be omitted for specific premises types
05.2001:Core - BS7671:2022 Amd2 changes: socket-outlet RCDs to BS7288 can be used only as additional protection (Reg 518.104.22.168)
03.2601:UK Forms - BS7671:2018+Amd2:2022 Minor Works Certificate
05.2601:UK Forms - Included the EIC BS7671:2018 + A2:2022 version
05.2601:UK Forms - Ability to print the BS7671:2018 + A2:2022 DB Schedules in two pages and/or in portrait mode
06.0801:UK Forms - Included the EICR BS7671:2018 + A2:2022 version
06.0801:UK Forms - Ability to convert an existing EIC or EICR to the latest regulation version (BS 7671:2018 + A2:2022)
Check the 18th Edition Changes Knowledgebase