D69-P06-01 GB R6
01/07/2020
www.photowatt.com
11
6.1
MOUNTING METHOD : BOLTING
•
This mounting method has been qualified by
EDF ENR PWT as well as certified by VDE. and
CSA.
•
Modules should be bolted to supporting
structures through the mounting holes in the
rear frame flanges only.
•
Each module must be securely fastened at a
minimum of 4 points on two opposite sides.
M8 X 1.25 - Grade 8.8 (5/16”-18 Grade B7)
galvanized or A2-70 stainless steel bolt and nut
should be used. The yield strength of bolt and
nut should not be less than 450 MPa.
•
Tightening torques should be 17~23 Nm
(12.5~17.0 ft-lbs) respectively for M8 (5/16”-18)
coarse thread bolts, depending on bolt class.
•
In areas with heavy wind loads, additional
mounting points should be used. The system
designer and the installer are responsible for
correctly calculating the loads and ensuring
that the supporting structure meets all the
applicable requirements.
•
Modules should be bolted at the following hole
locations depending on the configuration and
loads:
the responsibility of the racking suppliers and
/ or professional engineers. For detailed infor-
mation, please follow local structural code or
contact your professional structural engineer.
Summary of Contents for PW60HT-C-XF
Page 1: ...INSTALLATION MANUALS For professional use only...
Page 2: ...INSTALLATION MANUAL FOR STANDARD MODULES For professional use only...
Page 27: ...INSTALLATION MANUAL OF DOUBLE GLASS MODULES For professional use only...
Page 42: ...INSTALLATION MANUAL OF BIFACIAL MODULES For professional use only...