©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

GSS™ Deployments

May 2014 update

1

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

Global GSS™ DeploymentsGrid Storage Solution installations around the world

1 MW/3 MWh

2013

2.5 MW/5 MWh

2013

1 MW/1 MWh

2013

11 MW/4.4 MWh

2012

500 kW/125 kWh

2013

400 kW/100 kWh

2010

12 MW/4 MWh

2009

20 MW/5 MWh

2011

32 MW/8 MWh

2011

2 MW/500 kWh

2013

8 MW/2 MWh

2011

Frequency Regulation

Renewable Integration

Primary Reserve

T&D Support

4 MW/1 MWh

2011

2 MW/500 kWh

2013

2 MW/500 kWh

2008

20 MW/5 MWh

2013 1 MW/2.8 MWh

2014

350 kW/700 kWh

2013

280kW/135kWh

2014

2 MW/2 MWh

2014

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

2MW/500kWh GSS™

Huntington Beach, CA▐ 2MW Power Capability▐ 500kWh Energy Capacity ▐ 1 Battery Container▐ Integrated Inverter and Cooling▐ Operational since 2009▐ Application: Frequency Regulation

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

12MW/4MWh GSS™

Los Andes (Chile)▐ Primary Reserve▐ 12MW Power Capability▐ 4MWh Energy Capacity ▐ 8 Battery Containers▐ Integrated Inverter and Cooling▐ Operational since 2009

“the Los Andes battery energy storage system is one of the best performing reserve units in Northern Chile”

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400kW/100kWh GSS™

Denmark▐ Wind Ramp Management▐ 400 kW Power Capability▐ 100 kWh Energy Capacity ▐ 1 Battery Containers▐ Integrated Inverter and Cooling▐ Operational since 2010

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

8MW/2MWh GSS™

Johnson City (NY)

▐ Frequency Regulation▐ 8 MW Installed Power Capability▐ 2 MWh Installed Energy Capacity ▐ Four Containers with Integrated Inverters▐ External Chillers and Transformers▐ Refurbished after a major flood Sep 2011▐ Relocated all ten containers to a different location in Aug 2013

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▐ Frequency Regulation▐ 20 MW Power Capability▐ 5 MWh Energy Capacity ▐ Ten Containers with Integrated Inverters▐ External Chillers and Transformers▐ Operational September 2013

Dayton, OH

20MW/5MWh GSS™

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4MW/1MWh GSS™

Westminster (CA)▐ Frequency Regulation▐ 4 MW Power Capability▐ 1 MWh Energy Capacity ▐ Two Containers with Integrated Inverters▐ External Chillers and Transformers▐ Operational since 2011

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

20 MW/5MWh GSS™

Angamos (Chile)▐ Primary Reserve▐ 20MW Power Capability▐ 5 MWh Energy Capacity ▐ 10 Battery Containers▐ 5 Inverter Containers with

Integrated Transformers▐ External Chillers▐ Operational since 2011

The International Recipient of the 85th Annual EEI Edison Award

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

32MW/8MWh GSS™

Laurel Mountain (WV)▐ Frequency Regulation▐ 32 MW Power Capability▐ 8 MWh Energy Capacity ▐ 16 Battery Containers▐ 8 Inverter Containers▐ External Chillers, Transformers▐ Operational since 2011

Recipient of the 2012 Excellence in Renewable Energy Award for Wind 

Project of the Year. 

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

11MW/4.3MWh GSS™

Auwahi (HI)

▐ Wind Ramp Management▐ 11 MW Power Capability▐ 4.3 MWh Energy Capacity ▐ 9 Battery Containers▐ 3 Inverter Containers▐ External Chillers, Transformers▐ Operational December 2012

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

1MW/1MWh GSS™

Wailea (HI)

▐ Peak Shaving▐ 1 MW/1MWh Capability▐ 1 Battery Container▐ 1 Inverter Container▐ Operational June 2013

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

2MW/500kWh GSS™

Beijing, China

▐ Frequency Regulation▐ 2 MW Power Capability▐ 500kWh Energy Capacity ▐ 1 Battery Container▐ 1 Inverter Container▐ Operational Jun 2013

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

2.5MW/5MWh GSS™

Darlington, UK

▐ T&D Support Pilot▐ 2.5 MW Power Capability▐ 5 MWh Energy Capacity ▐ Two Battery Containers with Integrated Cooling▐ One Inverter Container▐ Installed at the Rise Carr substation▐ Commissioned December 2013

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

50kW/100kWh GSS™

Darlington, UK

▐ T&D Support Pilot▐ One LD Rack▐ One 50kW/kVA inverter with integrated isolation transformer▐ One AEROS™ Control Rack▐ Installed in a pre-existing building at the Harrowgate Hill substation▐ Commissioned Dec 2013

Harrowgate Hill substation

GSS™ installed in a pre‐existing building

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▐ T&D Support Pilot▐ Two LD Racks▐ One 100kW/kVA inverter with

integral isolation transformer▐ One AEROS™ Control Rack▐ Installed inside a custom

container with integral cooling at the High Northgate substation

▐ Commissioned Dec 2013

Darlington, UK

100kW/200kWh GSS™

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100kW/200kWh GSS™

Wooler, UK▐ T&D Support Pilot▐ Two LD Racks▐ One 100kW/kVA inverter with integral isolation

transformer▐ One AEROS™ Control Rack▐ All installed inside a pre-existing building with

modified structure and integral cooling at the Wooler Ramsey substation

▐ Commissioned Dec 2013

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

100kW/200kWh GSS™

Wooler, UK

▐ T&D Support Pilot▐ Two LD Racks▐ One 100kW/kVA inverter with integral isolation transformer▐ One AEROS™ Control Rack▐ Installed in a custom enclosure with integral cooling at the

Wooler St. Mary substation▐ Commissioned Dec 2013

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

▐ T&D Support Pilot▐ One LD Rack▐ One 50kW/kVA inverter with integral

isolation transformer▐ One AEROS™ Control Rack▐ Installed inside a secure custom

enclosure with integral cooling in a residential area in Maltby (not at a substation)

▐ Commissioned Dec 2013

Maltby, UK

50kW/100kWh GSS™

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

1MW/3MWh GSS™

Seville, Spain

▐ 1 MW Power Capability▐ 3 MWh Energy Capacity ▐ One battery container w/ integrated cooling▐ One inverter container▐ Operational December 2013

▐ Renewable time-shift, VAR support, frequency regulation, and voltage regulation in mixed-mode operation

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

500kW/125kWh GSS™

Hangzhou, China▐ Microgrid Support▐ Five HR Racks▐ One 500kW/kVA

inverter ▐ One AEROS™

control rack▐ All installed in a pre-

existing building at Dong Fang Electric Machinery Co. site, co-located with local wind, solar, and thermal generation

▐ Commissioned March 2014

• Renewable time‐shift, VAR support, frequency regulation, and voltage regulation in mixed‐mode operation

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

1MW/2.8MWh GSS™

Soma, Japan▐ Peak load management▐ 1 MW Power Capability▐ 2.8 MWh Energy Capacity ▐ One battery container w/integrated cooling▐ One inverter container▐ Operational March 2013

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

▐ T&D Support Pilot▐ Peak Shaving, Power Balancing, Voltage Regulation,

Frequency Regulation, Black Start▐ 2 MW Power Capability▐ 2 MWh Energy Capacity

Calabria, Italy

2MW/2MWh Grid Energy Storage

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

▐ T&D Support Pilot▐ Backup, Renewable Integration, Peak Shaving, and Voltage Regulation▐ 180 kW Power Capability▐ 90 kWh Energy Capacity

Rome, Italy

2MW/2MWh Grid Energy Storage

©2015 NEC Energy Solutions, Inc. All rights reserved. Proprietary and confidential.

▐ T&D Support Pilot▐ Backup, Renewable Integration, Peak Shaving, and Voltage Regulation▐ 100 kW Power Capability▐ 45 kWh Energy Capacity

Rome, Italy

2MW/2MWh Grid Energy Storage