Massachusetts Technical Standards Review Group




This site has been created to serve as a central internet resource for t
he Massachusetts Technical Standards Review
Group (TSRG).  The 
TSRG was assembled through an agreement among the DG Working Group members. Details
about this agreement can be found on page 30 of the 
Proposed Changes to the Uniform Standards for Interconnecting
Distributed Generation in Massachusetts
the final report of the Distributed Generation Working Group (September 14, 2012).
The MA-TSRG Final By-Laws are available here.

Membership

Utility Membership
ChairJohn Bonazoli, Unitil / bonazoli@unitil.com
Mike Porcaro, 
National Grid / Mike.Porcaro@nationalgrid.com / 508-860-6084
Brett Jacobson, NSTAR / brett.jacobson@eversource.com
Cynthia Janke, 
WMECo / 413-585-1750 / cynthia.janke@eversource.com (alternate: Erik Morgan)



Non-Utility Membership

Vice-Chair:  Solar RepMichael Brigandi, Borrego Solar / mbrigandi@borregosolar.com
CHP Rep:  Tony Morreale, LIG Consultants / tmorreale@ligconsultants.com
Gov/Cust Rep: Michael Coddington, Principal Engineer, NREL 

Ex Officio Membership
Nancy Stevens, Director of Consumer Division, Interconnection Ombudsperson, Massachusetts DPU

TSRG Web Page Administrator
Gerry Bingham, MBA, Sr. Coordinator for Distributed Energy Resources, MA DOER / gerry.bingham@mass.gov


Common Technical Guideline 

The Common Technical Guideline highlights commonalities and differences in the interconnection practices and requirements of the four investor-owned utilities in MA. The document should serve as reference material for interconnecting customers served by the IOUs in the state.  

2017 Common Technical Standards Manual (Word; posted 12/5/17)  

Previous Versions:  2016 Common Technical Standards Manual (posted 8/1/16) | Common Technical Guideline Matrix (July 2015) | 2013 Guideline | 2013 Guideline Quick-Reference Matrix 









 
UPCOMING MEETINGS

Meeting #20 (December 13, 2018; 8:30 AM - 1:00 PM) Columbia Gas / 4 Technology Drive / Westborough, MA 01581


PAST MEETINGS


Meeting #19 (September 13, 2018; 8:30 AM - 1:00 PM)
Columbia Gas / 4 Technology Drive / Westborough, MA 01581
REVISED Final Agenda (posted 9/13/18)
FINAL AGENDA (posted 9/11/18)
DRAFT AGENDA (posted 8/31/18)

Meeting #18 (June 21, 2018; 8:00 AM - 1:00 PM)
Columbia Gas / 4 Technology Drive / Westborough, MA 01581
FINAL Agenda (posted 6/19/18)
DRAFT Agenda (posted 6/5/18)
MINUTES (posted 8/31/18)

Meeting #17 (March 29, 2018; 8:00 AM - 12:00 PM)
Columbia Gas / 4 Technology Drive / Westborough, MA 01581
MINUTES (posted 5/9/18)
Attendance
Agenda (posted 3/27/18)


Special Meeting: January 19, 2018; 1-4 PM
ISO-NE Inverter Ride-through Requirements
MINUTES
- Post-Meeting Materials
- Alan McBride / ISO-NE Cover Memo Announcing its "Source Requirement Document" (posted 2/14/18)
- ISO-NE Source Requirement Document (FINAL) (posted 2/9/18)
- ISO-NE suggested supplemental material: See "Interim Solution" at slide 23 (posted 2/14/18)
- Post-Meeting Materials (posted 1/26/18)
- ISO-NE Email Announcing "Source Requirement Document"
- ISO-NE Source Requirement Document
- Post-Meeting Materials (posted 1/22/18)
- MA TSRG ISO-NE Ride Through Call Minutes (DRAFT)
- "Agreed upon settings, capabilities, operational modes" (DRAFT)
- Pre-Meeting Material
- ISO-NE DER Ride-Through Proposal (shared by ISO-NE 1/18/18)
- Industry Counter-Proposal with ISO-NE response

Meeting #16 (November 28, 2017; 8:00 AM)
MINUTES
AGENDA (revised and posted 11/22/17)
Materials:
Detailed Study Template (Word)
Borrego on Initial Review Process (PDF)
Draft ES Interconnection Considerations (Word)
National Grid Solar Phase II (PPT)

Meeting #15 (August 29, 2017; 8:00 AM)
National Grid – Worcester 939 Southbridge St. / Worcester, MA 01610
FINAL AGENDA (posted 8/17/17)
MINUTES (posted 11/6/17)

Meeting #14 (May 16, 2017; 8:00 AM)
National Grid – Worcester 939 Southbridge St. / Worcester, MA 01610
DRAFT AGENDA (posted 5/15/17)
MINUTES (posted 5/30/17)
Materials Shared:
Stiffness Factor Test (PPT) (Keith Jones / Eversource)
Implementation of Revised IEEE Standard 1547 (PPT) (Dave Forrest / ISO-NE)
Smart Inverter Technology Project Update (PPT) (Samer Arafa / National Grid)

Meeting #13 (February 24, 2017; 8:00 AM)
AGENDA (posted 2/21/17)
MINUTES (posted 3/15/17)
Materials Shared:
Eversource DG Standardization Effort (PPT)
National Grid - Solar Phase II (PPT)

Meeting #12 (December 2, 2016)
AGENDA (posted 11/15/16)
MINUTES (posted 1/3/17)
Group Guidelines (posted 1/3/17)
Materials Under Review:
National Grid's New Unintentional Islanding Protection Practice
New York JU's Supplemental Unintentional Islanding
MA-TSRG Final By-Laws

Meeting #11 (September 7, 2016)
AGENDA (posted 8/31/16)
Minutes (posted 9/23/16)
Materials Under Review: MA-TSRG Final By-Laws

Meeting #10 (July 27, 2016)
Agenda
Minutes (posted 8/17/16)
2016 Common Technical Standards Manual (FINAL)

Meeting #9 (March 17, 2016)
Agenda
Common Guideline
Materials:
Meeting Minutes
IREC Storage Presentation
National Grid Owned Solar Presentation

Meeting #8 (December 3, 2015)
Agenda (posted 11/19/15)
Minutes (draft posted 12/19/15)
Summary of Completed and Ongoing Action of the TSRG

Meeting #7 (September 23, 2015)
Agenda (posted (9/2/15)
Minutes (draft posted 10/5/15)
Materials:
Eversource Technical Specifications for DG Interconnection
NREL: Inverter Load Rejection Over-Voltage Testing
NREL GFO Report

Meeting #6 (July 8, 2015)
Agenda (posted 6/11/15)
Minutes (posted 7/27/15)
Follow-up Materials: Common Technical Guideline Matrix

Meeting #5 (April 1, 2015)
Minutes (posted 4/27/15)
Agenda (posted 3/25/15)
Unitil Presentation on DG Saturation and Lunenberg
Hosting Capacity reading material provided by DOER: EPRI's publicly available Study entitled, "The Integrated Grid: A Cost-Benefit Framework," describes least-cost methods for determining PV Hosting Capacity with existing Impact Studies and System Planning activities.

Meeting #4 (September 17, 2014)
Agenda (revised 9/2/14): DPU/South Station
Materials:
- Minutes
- DPU Order 11-75-F (see pp. 12-14)
- National Grid Presentation: Company Owned Solar - Phase II (PDF)
- NSTAR Responses to Agenda Items covered during their absence

Meeting #3 (April 16, 2014)
Agenda (4/16/14)
Meeting DRAFT Minutes
ISO-NE Presentation: Impact of Distributed Energy Resource Interconnections on Transmission in New England

Special Meeting (January 29, 2014)
Agenda (1/29/14)
Meeting DRAFT Minutes

Special Meeting (December 2, 2013)
Agenda (updated 11/15/13)

Meeting #2 (September 16, 2013)
Agenda
Meeting #2 DRAFT Minutes
TSRG Guidelines (FINAL)
TSRG Guidelines (DRAFT) Meeting #1 (March 6, 2013)
Meeting #1 Agenda
Meeting #1 DRAFT Minutes

Meeting #1 FINAL Minutes

Supporting Materials

If a non-TSRG member would like to share any documents or practices, please contact Babak Enayati through email (Babak.Enayati@nationalgrid.com).

TOPIC: Company-Specific Technical Requirements
TOPIC: Penetration Screen Review

Key Background Materials