Chapter 1: Product description
Important Notes
phn-3972 004v000
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Important Notes
•
For the warranty to be honored, install the unit in accordance with the instructions in this
manual.
•
Any changes or modifications of equipment not expressly approved by the manufacturer could
void the user’s authority to operate the equipment and the warranty for such eq
uipment.
•
PTP 820S is intended for installation in a restricted access location.
•
PTP 820S must be installed and permanently connected to protective earth by qualified service
personnel in accordance with applicable national electrical codes.