Electricity customer alerts
This page is out of date and not being updated. I abandoned the alerts series when I realised that rational argument does not matter much to Ofgem's DCUSA decisions.
Proposed change to treatment of reactive power in the EDCM (4 pages, PDF)
| Domestic customers | Business non half hourly | Business half hourly CDCM | Business EDCM |
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This alert is about a proposal of the electricity industry to change the treatment of reactive power flows in the calculation of distribution network charges for customers subject to site-specific EDCM tariffs from 1 April 2016.
Alert document and related information sources:
- Proposed changes to the treatment of reactive power in the EDCM (4 pages, PDF).
- Proposed changes to the treatment of reactive power in the EDCM (4 pages, Microsoft Word).
- Alert first issued on 6 October 2014.
- Franck's compilation of EDCM tariff information (includes DCP 183 impact) (Microsoft Excel).
- DCP 183 alert worked example with DCP 183 (Microsoft Excel).
- DCP 183 alert worked example without DCP 183 (Microsoft Excel).
- DCUSA consultation document (ZIP archive, external link).
- Relevant electricity industry reference: DCUSA DCP 183.
- EDCM model generator.
Datasets updated 29 September 2014
Consultation on future network charges for elective half hourly metered customers and customers with advanced metering (3 pages, PDF)
| Domestic customers | Business non half hourly | Business half hourly CDCM | Business EDCM |
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This alert is about an industry consultation to introduce new tariffs for customers with smart or advanced half hourly metering, and to remove customer choice from the rules governing eligibility for distribution tariffs with explicit capacity charges.
Alert document and related information sources:
- Consultation on future network charges for elective half hourly metered customers and customers with advanced metering (3 pages, PDF).
- Consultation on future network charges for elective half hourly metered customers and customers with advanced metering (Microsoft Word).
- Alert first issued on 10 June 2014. Revised on 11 June 2014 to correct errors in wording and labelling.
- DCUSA consultation document (ZIP archive, external link).
- Relevant electricity industry reference: DCUSA DCP 179.
- CDCM model generator and DCP 179 scenario analysis tools.
Possible sharp increase of exceeded capacity charges for half hourly electricity from 1 April 2015 (4 pages, PDF)
| Domestic customers | Business non half hourly | Business half hourly CDCM | Business EDCM |
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This alert is about an industry consultation (circulated by email but not included on the public-facing side of the DCUSA website) to increase exceeded capacity charges from 1 April 2015 for CDCM half hourly metered sites.
Alert document and related information sources:
- Possible sharp increase of exceeded capacity charges for half hourly electricity from 1 April 2015 (4 pages, PDF).
- Possible sharp increase of exceeded capacity charges for half hourly electricity from 1 April 2015 (Microsoft Word).
- Alert first issued on 6 June 2014. Updated following publication of industry consultation on 10 June 2014. Minor wording improvements on 11 June 2014.
- Relevant electricity industry reference: DCUSA DCP 161.
- CDCM model generator and DCP 161 scenario analysis tools.
Last chance to react to electricity industry proposals to impose large increases in network charges for business off-peak use (4 pages, PDF)
| Domestic customers | Business non half hourly | Business half hourly CDCM | Business EDCM |
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This alert is about a last chance to make representations on a proposed change to a distribution charging methodology that would have significant adverse effects on many half hourly metered business customers.
Alert document and related information sources:
- Last chance to react to electricity industry proposals to impose large increases in network charges for business off-peak use (4 pages, PDF).
- Last chance to react to electricity industry proposals to impose large increases in network charges for business off-peak use (Microsoft Word).
- Alert first issued on 4 June 2014. Revised on 6 June 2014 to correct errors in wording and labelling in Appendix A. Minor improvements on 11 June 2014. Amended to reflect April 2016 implementation date on 17 June 2014.
- Relevant electricity industry reference: DCUSA DCP 123.
- The consultation document about this change proposal has been removed from the DCUSA website.
- CDCM model generator and DCP 123 scenario analysis tools.
Possible reduction or removal of export credits for smaller electricity generators from 1 April 2015 (4 pages, PDF)
| Domestic customers | Business non half hourly | Business half hourly CDCM | Business EDCM |
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This alert is about an industry consultation on the possible reduction or removal of export credits from 1 April 2015 (for CDCM sites with generation). Closing date 30 June 2014.
Alert document and related information sources:
- Possible reduction or removal of export credits for smaller electricity generators from 1 April 2015 (4 pages, PDF).
- Possible reduction or removal of export credits from 1 April 2015 (Microsoft Word).
- Alert first issued on 4 June 2014.
- Relevant electricity industry reference: DCUSA DCP 137.
- DCUSA consultation document (ZIP archive, external link).