IPN-8U NETWORK SWITCHING MODULE
USER MANUAL
page 22/32
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3
MAINTENANCE
3.1 General
Maintenance should be performed to ensure reliable operation and constant availa-
bility of IPN-8U module for use.
Maintenance objects are:
−
IPN-8U;
−
the condition and connection of the cables running to the product.
Maintenance is performed by the personnel servicing the IPN-8U.
Maintenance should be performed at least once a year.
3.2 Safety precautions
The product ensures the safety of maintenance personnel and meets safety require-
ments of GOST IEC 61140-2012 for Class III.
During maintenance, observe safety precautions according to general and local “Oc-
cupational safety rules when operating electrical installations”.
3.3 Product maintenance procedure
Maintenance and servicing include the following activities:
−
visual inspection of IPN-8U enclosure for mechanical damages (cracks,
dents, etc.) on the enclosure, cover and control elements are not allowed;
−
removal of dust and dirt from the product surface;
−
checking the product mounting in the cabinet (rack) and fixing of outside
sockets;
−
visual inspection of cables to IPN-8U module (they should not be squeezed
and have damage to the outer shell);
−
checking reliability of cables connection – cables should not be tensioned;
−
checking the status of control, switching, protection and signaling elements;
−
if required, terminal blocks and board should be cleaned from dust with re-
moved IPN-8U enclosure cover using air purging. Prevent ingress of con-
taminants and fines removable during air purging into the cabinet, rack or
other equipment modules installed.