3.5.6 Connecting incoming mains and protective earth to the controller
Introduction
Note
How to manufacture a cable with connector is described in section
connector for incoming mains on page 81
DANGER
A residual current device (RCD) must be installed. See
Note
The controller must be installed towards a 3-phase grounded Wye electrical
configurations. The use of three phase power with delta connection voids
warranty.
Note
For UL installations, the integral solid state short circuit protection does not
provide branch circuit protection. Branch circuit protection must be provided in
accordance with the Manufacturer Instructions, National Electrical Code and any
additional local codes.
Prerequisites
Before incoming mains is connected to the controller, the following prerequisites
must be fulfilled:
•
An external circuit breaker or fuse must be installed. See
.
•
The cabinet must be connected to protective earth. See
.
•
A residual current device (RCD) must be installed. See
.
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Product manual - OmniCore V400XT
83
3HAC081697-001 Revision: A
© Copyright 2022-2023 ABB. All rights reserved.
3 Installation and commissioning
3.5.6 Connecting incoming mains and protective earth to the controller
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