Mounting Methods With Single-Axis Tracker - CanadianSolar CS1V-MS Installation Manual

6.4 MOUNTING METHODS WITH SINGLE-AXIS TRACKER

 The bolts, washers and clamps used in this section
should follow the requirements in 6.1 and 6.2.
 Under any conditions the junction box should not
become in contact with the subjacent racking structure
except for the torque tube under high loading. For any
single axis tracker installation method with portrait one
row, bearing house cannot be allowed to locate in
junction box position.
 If any racking structures, especially bearing house, have
to be located under the modules, any racking structure
shall not higher than frame C side.
Tracker 1P Bolting method
Install and tighten the module clamps to the mounting
rails using the torque stated by the mounting hardware
manufacturer. M6 X 1 (1/4") or M8 X 1.25 (5/16") bolt and
nut are used for this bolting method.
Tracker 1P Clamping method
Overlap width between clamp and
frame:
Frame top side ≥ 10mm
Frame bottom side ≥ 15mm
EN-Rev IM/GN-AM-EU/2.81 Copyright © December, 2021. CSI Solar Co., Ltd.
 If your tracker design cannot meet the above distance
 Tightening torques should be 6~9 Nm (4.5~6.6 ft-lbs)
Mounting
Module
hole space
type
(mm)
CS6W-MS A1-A3: 400
Module B Value
type
CS6W-MS
requirement, please contact Canadian Solar technical
support department in writing for advices.
M6 X 1 (1/4") coarse thread bolts for 10 X 7 mounting
hole, M8 X 1.25 (5/16") for 14 X 9 mounting hole,
depending on bolt class.
Plain
Fixed washer
mounting outer
hole location diameter
(mm)
A1, A2, A3, A4 18
Clamp
length C
(mm)
(mm)
≥400 ≥40
| 24
Distance
Test load
H
(Pa)
(mm)
+1600/
>40
-1600
+2000/
≤40
-1800
Distance
Test load
H
(Pa)
(mm)
≤40 +1600/-1600
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