Whenever changes are made in the IEDs, measures should be taken to avoid
inadvertent tripping.
The IEDs contain components which are sensitive to electrostatic discharge.
Unnecessary touch of electronic components must therefore be avoided.
Take care never to open the secondary circuits of CTs conducting current.
There is a danger of contact with live parts when opening REB500 cubicle doors.
Electrostatic discharge can destroy components in the equipment.
Other safety instructions pertaining to particular operations are contained in the
respective chapters of the operating instructions.
Section 2
1MRK 511 452-UUS Rev. A
Safety information
10
Distributed busbar protection REB500
Engineering manual
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