Multi- Family Solar Event 1
Agenda • City goals City of 15 minutes • Solar programs Cambridge & Introduction • Case studies Somerville • Multi-Family Pathways Zapotec Energy 20 minutes Solar for Multi- • Resources Family Homes • Support • Type of loan Naveo Credit 5 minutes • Term/structure/rate Union Solar Loans • Application process Q&A 15 minutes 2
Sunny Cambridge – The Year of Solar! 3
NET ZERO EMISSIONS REDUCTION MODEL 1,200,000 Energy Efficiency Reductions 1,000,000 800,000 600,000 70% REDUCTION Renewable 400,000 BY 2040 Energy Additions 200,000 - 4
Georgetown University Energy Prize • $5 million prize • 2 years to compete – 2016 is the FINAL year! • 50 cities and towns • Municipal and residential electricity and natural gas usage 5
Cambridge Solar Map The MIT-developed MapDwell tool shows that if photovoltaic panels were installed on all good solar locations, Cambridge could generate about a third of its electricity needs via Solar PV! 6
Cambridge Solar Growth Total PV Capacity in Cambridge, MA 5000 4500 4000 3500 Total KW Capacity 3000 2500 2000 1500 1000 500 0 7 Date
Solar Economics 101 5kW System, Good Solar Access, No Special Requirements 10 Years of SRECs 5 year payback $15,000 Net savings of $30,000+ 20% return on investment 20 Year 3% increased property value 20 Year Total Utility Bill Return Savings $36,000 $34,000 Net Cost ($13,000) Gross Cost $7,000 ($20,000) Federal Tax Credit 30% MA Credit $1k 8
SunnyCambridge.org 9
Three easy steps: Simple, online comparison- shopping solution 1. Homeowners create 2. Solar installers design 3. Homeowners compare property profiles systems, submit quotes quotes & select one • Specify property location • Use aerial images • Apples-to-apples comparison of system • Energy use • Phone, email contact & financing options • System and • Submit quotes online • Live decision support financing preferences via marketplace from solar advisors 10
Sunny Cambridge Multi-Family Solar Cushing Street 11
Sunny Cambridge Multi-Family Solar • A two-member Homeowner Association • Mutual agreement for installation • No common meter, two unit net meters • Installed two separate PV systems • Plan to amend condominium documents 12
Sunny Cambridge Multi-Family Solar 13
Sunny Cambridge Multi-Family Solar " The folks at EnergySage and Sunny Cambridge were responsive and helpful, and it was also a pleasure working with our installer, Invaleon. They provided sound advice and personalized service; they got our system installed, approved, and up and running within 6 weeks .” *Larsen-Garceau Family 14
15 Solarize Somerville: Multi-Family Buildings Solar 102: Solar for Multi-Family, Condo-owners, and Landlords August 16, 2016
Sustainability in Somerville Carbon neutral by 2050 • www.somervillema.gov/sustainaville. City’s overarching climate change initiative SolarizeMass Somerville • Aug-Nov 2016, volunteer/City/State campaign offering reduced-cost solar SolarFlair • SolarizeMass Somerville selected installer 16
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Emissions & Energy in Somerville • No-cost Home Energy Assessments • Make sure your home is running safely and efficient. • Receive incentives like no-cost air sealing and up to $2,000 off insulation. • Sign up: MassSave.com 18
Solar interest in Somerville 2014 survey: almost ¾ of interest came from multi-family residents If you own, what type of home do you own? 120 109 (38%) 96 (34%) 100 75 (26%) 80 60 40 20 4 (1%) 0 Condo Multi-Family (1-4 Multi-Family (4+ Single Family units) units) 19
20 SOLARIZE SOMERVILLE Mary Mangan Volunteer Solar Coach
Solarize Goals Savings typically 20%-25% Compared to MA state averages • Increase adoption of solar power in our community • Gather the neighbors into a group, so pricing is reduced 21
22 Solarize Selection • Office of Sustainability and Environment • Housing programs
23 City Process • City goal: 100 homes • SolarFlair goal: 200!
24 Residents Wanted Options • Outright ownership • MassSolarLoan • Power Purchase Agreement (PPA) • Donation to a community purpose
25 Your Mission • Research • Tell your neighbors • Stay tuned for more events
26 Special Event for Multi-family Issues • Net metering: one meter? More? • Schedule-Z for virtual net metering to other accounts
27 Our house: 1 net meter + “virtual” net meter My account = has the net meter My bill = $0 (I used 204 kWh) (there is a $6.43 delivery charge) 1% of production credited to me (this case $8.56 credit) Housemate = “virtual” net meter via the Schedule-Z form His bill = credit of $211.24 99% of production credited to him Production: 1349 – 1145 = 204 kW
28 Sustainaville Website for Info + Contacts www.somervillema.gov/solarize
In Install llin ing Sola lar Energy for Condominiums & Multi-Family Homes 29 Zapotec Energy, Inc.
Sola lar PV System Key Components Racking Solar Panels Inverter Solar Panel Inverter Electrical “Net” Meter Grid Panel 30
Uti tilit ity Bill ill 101 • Kilowatt-hour (kWh) is the billing unit - 100 watt light bulbs on for 10 hours = 1 kWh • Cambridge and Somerville residents pay about 22 cents per kWh • A $100 average monthly bill is about 500kWh per month or 6,000 kWh per year With inflation*, a $100 monthly bill is about $34,000 over 20 years! 31 *Assumes 3.5% annual inflation
What to Look for in in Your Condo Doc Example 1: Example 2: 32 Zapotec Energy, Inc.
What to Look for in in Your Condo Doc The Master Deed may give specific roof rights to one unit owner: 33 Zapotec Energy, Inc.
Energy Center 34 Zapotec Energy, Inc.
Solar Production = Usage 1000 kWh 500 0 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Solar Production < Usage 600 400 kWh 200 0 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Solar Production > Usage 1000 kWh 500 0 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 35 Zapotec Energy, Inc.
Net Metering wit ith Schedule le Z • Net Metering: When your PV system produces excess kWh, the utility compensates you with monetized credit that roll over onto your next bill. These credits can be transferred to other accounts in the same utility load zone. • Complete Schedule Z form to transfer net metering credits with • Tenants or condo owners • Family or friends in the same Eversource territory 36 Zapotec Energy, Inc.
NEMA Load Zone 37 Zapotec Energy, Inc.
Net Metering wit ith Schedule le Z 38 Zapotec Energy, Inc. Click here for a complete Schedule Z
Net Metering wit ith Schedule le Z 39 Zapotec Energy, Inc. Click here for a complete Schedule Z
Mult lti-Family Flo low Chart Case #3 Is there a NO common meter in the building? YES NO Does the Case #2 landlord live in one of the units? YES Case #1 Click on a case to link to it directly 40 Zapotec Energy, Inc.
Condominiu ium Flo low Chart Is more than one Do you want to YES trustee interested in install a shared owning the PV system? system?* NO Are all trustees NO YES interested in owning Case #5 Case #6 Case #7 the PV system? YES Case #4 * See Case #6 to learn more about Click on a case to link to it directly 41 the benefits of a shared system Zapotec Energy, Inc.
CASE #1: LANDLORD’S UNIT CONNECTION • Interconnect the solar PV system to the Landlord’s unit meter • If there is excess generation, complete a Schedule Z form with other unit dwellers, or family/friends in the same Eversource territory to be able to transfer net metering credits • System owner files with the IRS for the Federal Investment Tax Credit (ITC) • System owner collects SRECs, receive state tax credit • Financing Options: Mass Solar Loan, Cash Purchase, Lease, PPA 42 Zapotec Energy, Inc. Return to flow chart
CASE #2: : COMMON METER CONNECTION • Interconnect the solar PV system to the common meter • If there is excess generation, complete a Schedule Z form with other unit dwellers, or family/friends in the same Eversource territory to be able to transfer net metering credits • Adjust agreements with tenants to allow for raise in rent (or a separate compensation agreement), quantifying the savings from solar • System owner files with the IRS for the Federal Investment Tax Credit (ITC) • System owner collects SRECs, receive state tax credit • Financing Options: Mass Solar Loan, Cash Purchase, Lease, PPA 43 Zapotec Energy, Inc. Return to flow chart
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