Installation Manual

PE Smart Gateway Neptune US
Installation manual
Document No. [DOC-INS-0059-02] Date of last revision [23.11.2018]
Page 6 / 30
Installation instructions
4.1 Grounding instructions
The equipment must be grounded.
PE Smart Gateway Neptune US is a Class I equipment provided with a grounded appliance inlet.
In addition to mains ground connection, it is possible to add a supplementary ground connection using a further ground
cable with the bracket fixing screw identified by the following label:
Figure 1 Supplementary ground label on mounting brackets
The connection shall be made by fixing a Ring Terminal, M5 stud size after crimping the supplementary ground cable
between the screw and the washer, as pictured in Figure 2. The protective earth conductor must be AWG-13. Please
consider it is not provided along with the product.
Figure 2 Grounding instructions