ABB POLIM-D Betriebsanleitung - Seite 10
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Operating instructions for POLIM
5.
COMMISSIONING
5.1.
Safety
System uses high voltage
Death, serious bodily harm and damage to the switching gear may result from an
electric shock.
DANGER
5.2.
Electrical check before commissioning
Each surge arrester is tested by the manufacturer. The routine test report is in-
cluded with the packaging. Additional electrical testing before commissioning is not
necessary.
5.3.
Installation location and protective distance
Danger of fire and injury via arc with overloading of the surge ar-
rester and when disconnecting device is disconnecting the surge
arrester
Ignition of flammable materials by an arc and flying burning parts.
DANGER
Surge arresters only protect medium-voltage apparatuses when they are located
within the protective distance The protective distance is only a few meters.
10
©
-D surge arrester
Allow only authorised professionals to perform work on the surge arrester.
Observe the safety rules of EN 50110-1 before working on the system:
Disconnect the system from the power supply.
–
Secure the system against being switched on again.
–
Ensure that the system is de-energised.
–
Earth the system and short-circuit it.
–
Cover or cordon off neighbouring energised parts.
–
Do not store flammable materials near the surge arrester.
When working near the surge arrester, do not wear easily flammable clothing.
Always mount surge arresters as close as possible to the apparatus to be pro-
tected within the protective distance. The length of the connecting cables are
decisive here.
In cases of doubt, calculate the protective distance according to the formulas
in the "Application guidelines".
®
Use POLIM
-D surge arrester equipped with a disconnecting device in out-
door installations, only.
EN
ABB
Doc. 1HC0010173 AB