These ETL listed Pass-Thru Wiring
Box are intended to provivde a robust, secure, and code compliant method
of transferring the Multi-Contact USE-2 type conductor coming from the PV
array to THHN/THWN-2 type conductor. The PTWB also provides a convient
location to begin the necessary conduit run from the PV array to the power
conditioning equipment. The NEMA 4 enclosure dimensions are 8" x 6"
x 4". It has two cord grips for array wire entry and a hole on the
opposite side for a 1/2" conduit fitting. There are two terminal blocks
for positive and negative conductors and one for ground. It is designed
to be mounted directly on the side of the
module mounting rail. |