Table of Contents
Advertisement
Installation Guide
PARTS
PEFS-PL
PEFS unit - suitable for connecting two solar panels
PEFS -ESW
Emergency Rapid Shutdown Switch Unit (excludes 24 VDC power supply)
INSTALLATION & CONNECTION
One PEFS-PL will control two solar panels and for compliance with 2017 NEC it should be mounted within the
array boundary of the two panels, where the two panels are no greater than 1' (foot) /30cm apart from each
other.
The installation locations and modes of PFS-PL and PEFS-ESW are shown below.
Mounting Method 1
By placing the PEFS-PL in position against the underside of the PV panel (or the surface where the temperature
needs to be sensed). Once mounted ensure that the PEFS-PL is secure.
Correct and wrong way to install
Mounting Method 2
Advertisement
Table of Contents
