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Projoy Electric PEFS-PL Series, Installation Manual

The Projoy Electric PEFS-PL Series offers unmatched efficiency and performance in its cutting-edge design. Simplify your installation process with our comprehensive Installation Manual, available for free download from 88.208.23.73:8080. This user-friendly manual provides step-by-step instructions to seamlessly set up your PEFS-PL Series, ensuring optimal functionality and hassle-free experience.

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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. 

 

 

 

 

 

 

 

 

 

      

       

   

 

 

 

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. 

Mounting Method 1 

Mounting Method 2 

Correct and wrong way to install

 

 

Summary of Contents for PEFS-PL Series

Page 1: ......

Page 2: ...nnections are unsafe and may cause operational problems For the mechanical compatibility of the module converter and PEFS use the same connectors from the same manufacturer on both the PEFS and modules or obtain verification that the connectors to be used are compatible Do not drill through the PEFS PL product as this will damage the PEFS PL component and make it impossible for PEFS PL to work INT...

Page 3: ...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 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 Mounting...

Page 4: ...t off and the emergency switch fails PFS PL will be turned off and the pv module output will be disconnected The Emergency Rapid Shutdown Switch Unit PEFS ESW can be conveniently located anywhere for emergency access and is supplied with an internal 24VDC power supply to interface with the PEFS PL units Remove the PEFS ESW cover taking care not to damage the switch or power supply contained within...

Page 5: ...e 24VDC pin 2 negative 0VDC Do not remove the wire connection between the PEFS ESW power supply positive pole and the switch Connect the AMP socket female of PFS PL to the AMP plug male of PEFS ESW MULTIPLE INSTALLATIONS One PEFS PL will control two solar panels and by series connection of the PEFS multiple solar panel pairs can be connected to form a greater capacity system The diagram below illu...

Page 6: ...sabling the PV module s output Should the detected temperature then drop back to below 85 C the PEFS PL will re engage the PV module s output 2 Manual shutdown Upon the user operating the red push button switch located in the Emergency Switch Enclosure the PEFS PL performs a Rapid Shutdown disabling the PV array output 3 AC Supply Cut Off Shutdown Should there be a necessity by the emergency servi...

Page 7: ...l Cable Length 1200 mm Panel Cable Length 120 mm String Cable Length 1200 mm Standard UL 1741 NEC 2017 690 12 Type PEFS ESW Input Voltage 100 240V AC Rated input current 200mA Vi 115VAC 135mA Vi 230VAC Rated Output Voltage 24V DC Controlled fast shutdown number 20 With Lock Optional Dimensions 125 125 75 mm Ambient Operating Temperature 30 55 Communication GPRS Optional TROUBLESHOOTING Problem Pos...

Page 8: ...S PL input connections Incorrect PEFS PL polarity connection Check PV array Positive goes to PEFS PL Positive and PV array Negative goes to PEFS PL Negative No PEFS PL output Replace PEFS PL PV Inverter input 0V No DC isolator if fitted input Check PEFS PL output connections Check DC inputs to isolator DC Isolator if fitted OFF Turn DC Isolator ON String voltage too low Incorrect PEFS PL polarity ...

Page 9: ...Installation Guide ...

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