Installation Guide

TopTile
Mounting System
9 of 27
Grounding Mid Clamp Kit with shared
rail adaptor for standard rail; fits panel
height from 31 to 50 mm. May be
repositioned until torqued to final
value.
K10182-XXX
For single-use only
Grounding Lug Kit with Grounding
Spacer and 1/4-20 T-Bolt. May be
repositioned until torqued to final
value.
K10179-001
For single-use only
HR150 (Open Rail): Features wire
management channel and both 1/4”
and 3/8” side slots, and 1/4” top slot
for clamping PV panels. Available in
124”and 166” lengths. Last 3 digits
denote rail length. 4 stock sizes in
clear and black.
A20242-XXX (Clear)
A20242-XXX-BK (Black)
HR150 (Open Rail)
1/4” Slot Open Rail Splice Kit with
4X 1/4-20 Bolts and Flange Nuts
with integral grounding. May be
repositioned until torqued to
final value.
K10236-001
HR150 Splice Kit
For single-use only
Rail End Cap available for HR150
rails (optional)
A20250-001 (Clear)
A20250-BK1 (Black)
HR150 Rail End Cover
HR150 Channel Clip: snaps into
the open rail to manage wire
bundles where needed. Available
in clear and black.
A20252-001 (Clear)
A20252-BK1 (Black)
HR150 Wire Cover
The HR150 family of products are shown assembled above. Two HR150 Rails are spliced
together with an HR150 Rail Splice. PV electrical wires are shown routed in the channels of the
HR150 Rails, retained with two HR150 Channel Clips snapped into place.