Rapid Shutdown Solutions

CODE REQUIREMENTS - NEC 2014 RAPID SHUTDOWN (Article 690.12)

PV system circuits installed in or on buildings shall include a rapid shutdown function that controls specic conductors in

accordance with NEC 2014, Article 690.12 (1) through (5). These requirements include:

1. Rooftop PV installations

2. Rapid shutdown equipment placement:

a. 10 feet from array (equipment outside building) or

b. 5 feet from array (equipment inside building)

3. Shutdown to 30V & 240VA in 10 seconds

4. Correct stickers/signage

5. All PV equipment listed and identied

RAPID SHUTDOWN SOLUTIONS

COMPLYING WITH NEC 2014

www.solectria.com | inverters@solectria.com | 978.683.9700

RESIDENTIAL INSTALLATIONS

SOLUTION: Yaskawa - Solectria Solar Residential PVI 3800-7600TL inverters and Rapid Shutdown Combiner Box

REQUIREMENTS: Installer must wire 5VDC control signal to inverter from Rapid Shutdown Combiner Box.

METHODS:

Methods to meet NEC 2014 Rapid Shutdown with minimal

rooftop electronics (small added cost)

ARRAY

Two Story Home

INVERTER

RAPID SHUTDOWN

RELAY BOX

Methods to meet NEC 2014 Rapid Shutdown without

any rooftop electronics (NO added cost)

ARRAY

Two Story Home

INVERTER

INDOORS

<5’ CONDUCTORS

Methods to meet NEC 2014 Rapid Shutdown without

any rooftop electronics (NO added cost)

ARRAY

One Story Ranch or Bungalow

INVERTER

OUTDOORS

< 10’ CONDUCTORS

EAVES AT

ONE STORY

(2) Two Story Home (3) One Story Ranch or Bungalow

(1) Two Story Home

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RAPID SHUTDOWN SOLUTIONS COMPLYING WITH NEC 2014 CODE REQUIREMENTS - NEC 2014 RAPID SHUTDOWN (Article 690.12) PV system circuits installed in or on buildings shall include a rapid shutdown function that controls specific conductors in accordance with NEC 2014, Article 690.12 (1) through (5). These requirements include: 1. Rooftop PV installations 2. Rapid shutdown equipment placement: a. 10 feet from array (equipment outside building) or b. 5 feet from array (equipment inside building) 3.
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COMMERCIAL INSTALLATIONS - THREE-PHASE STRING INVERTERS SOLUTION: Yaskawa - Solectria Solar PVI 14-36TL three-phase, string inverters REQUIREMENTS: Place inverter within 10 feet of array (equipment outside), 5 feet of array (equipment inside) or use compatible third-party rapid shutdown combiners.