Caution Signs - ABB RES670 2.1 Commissioning Manual

Phasor measurement unit
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1MRK 511 366-UUS -
2.3
Commissioning manual
The IED with accessories should be mounted in a cubicle in a restricted
access area within a power station, substation or industrial or retail
environment.

Caution signs

Whenever changes are made in the IED, measures should be taken to
avoid inadvertent tripping.
The IED contains components which are sensitive to electrostatic
discharge. ESD precautions shall always be observed prior to touching
components.
Always transport PCBs (modules) using certified conductive bags.
Do not connect live wires to the IED. Internal circuitry may be damaged
Always use a conductive wrist strap connected to protective ground when
replacing modules. Electrostatic discharge (ESD) may damage the
module and IED circuitry.
Take care to avoid electrical shock during installation and
commissioning.
Changing the active setting group will inevitably change the IEDs
operation. Be careful and check regulations before making the change.
Section 2
Safety information
25

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This manual is also suitable for:

Relion670 seriesRelion 670 seriesRelion res670

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