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3.4.2 Earth Connection (mandatory)
Ground cable shall be connected to ground plate on grid side this prevents electric shock. if the
original protective conductor fails.
All neutrals can be linked together to maintain the neutral bond. When Neural Earth bond is required for
off-grid, then it has to be removed on grid-tied operation.
IMPORTANT
If the CT coil is fitted in the wrong
way then this variable will have
negative instead of positive
values when the power is flowing
into the house/inverter. Also, the
inverter export limiting function
will not work properly.
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