Huawei FusionModule2000 - Page 313

FusionModule2000 Smart Modular Data Center
Installation Guide
B Common Screw Torques
Issue 02 (2018-03-31)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
304
Application Scenario
Screw Specifications
Torque (Kgf·cm) (Tolerance:
±10%)
M10/M10 expansion bolt
(tension/implosion)
250
M12/M12 expansion bolt
(tension/implosion)
450
DB style connector
2-56 (M2.5)
2.5
4-40 (M3) metal head or
plastic head
4
Positive and negative
battery terminals
M6
40–60
M8
130–150
M10
150–200
OT terminal for power
cables
M2 screw assembly
2.5
M3 screw assembly
6
M4 screw assembly
16
M5 screw assembly
40
M6 screw assembly
50
M8 screw assembly
80
M10 screw assembly
150
M12 screw assembly
260
M16 screw assembly
350
Cord end terminal block
M2
2.2–2.5
M2.5
5–6
M3
6–8
M3.5
8–16
M4
15–18
M5
25–30
M6
32–37