1.
2.
3.
4.
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-
5.8.6 Connecting to Ground
W A R N I N G
LEAKAGE CURRENT HAZARD
Leakage currents exceed 3.5 mA. Failure to ground the drive properly can result in death or serious injury.
Ensure the correct grounding of the equipment by a certified electrical installer.
N O T I C E
POTENTIAL EQUALIZATION
There is a risk of burst transient when the ground potential between the drive and the control system is different.
Install equalizing cables between the system components. Recommended cable cross-section: 16 mm
2
(5 AWG).
Strip a section of the outer cable insulation.
Fasten a connector/cable lug to the end of the stripped cable.
Connect the ground cable to the nearest grounding terminal.
Tighten the terminals in accordance with the specifications shown in
Example
e
3
0
b
u
1
7
4
.1
0
2
3
1
Illustration 61: Connection Grounding Points
1
Symbol indicating grounding terminals
2
Grounding points on drive module
3
Grounding bar (provided in every cabinet)
AQ262139143212en-000301 / 130R0879 | 107
Danfoss A/S © 2021.10
Electrical Installation
VLT® AutomationDrive FC 302
Operating Guide
Summary of Contents for D9h
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