Installation manual

Safety, Installation, and Operations Manual

Power Unlocked by Design

PV Rapid Shutdown Equipment (PVRSE)

This product is UL Listed as PV Rapid Shut Down Equipment and conforms with NEC-2014 and NEC-2017 section

690.12 and C22.1-2015 Rule 64-218 Rapid Shutdown of PV Systems, for AC and DC conductors, when installed

according to the following requirements:

y Microinverters and all DC connections must be installed inside the array boundary. Enphase further requires

that the microinverters and DC connections be installed under the PV module to avoid direct exposure to rain,

UV, and other harmful weather events.

y The array boundary is dened as 305 mm (1 ft.) from the array in all directions, or 1 m (3 ft.) form the point of

entry inside a building.

This rapid shutdown system must be provided with an initiating device and (or with) status indicator which must be

installed in a location accessible to rst responders or be connected to an automatic system which initiates rapid

shutdown upon the activation of a system disconnect or activation of another type of emergency system.

The initiator shall be listed and identied as a disconnecting means that plainly indicates whether it is in the “off” or

“on” position. Examples are:

y Service disconnecting means

y PV system disconnecting means

y Readily accessible switch or circuit breaker

The handle position of a switch or circuit breaker is suitable for use as an indicator. Refer to NEC or CSA C22.1-2015

for more information.

Additionally, in a prominent location near the initiator device, a placard or label must be provided with a permanent

marking including the following wording:

’PHOTOVOLTAIC SYSTEM EQUIPPED WITH RAPID SHUTDOWN’ The term ‘PHOTOVOLTAIC’ may be replaced with

‘PV.’

The placard, label, or directory shall be reective, with all letters capitalized and having a minimum height of 9.5 mm

(3/8“) in white on red background.