Huawei SUN2000-33KTL - Page 37

SUN2000-(33KTL, 40KTL)
User Manual
4 Installation
Issue 03 (2015-12-01)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
31
Figure 4-10 Determining hole positions
Step 2 Drill holes using a hammer drill and install expansion bolts, as shown in Figure 4-12.
An expansion bolt is composed of four parts, as shown in Figure 4-11.
Figure 4-11 Expansion bolt composition
(1) Expansion sleeve
(2) Flat washer
(3) Spring washer
(4) Bolt