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USER MANUAL of HPC-250HT
2 Safety Instructions
Risk of life-threatening injuries!
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Special care is required if working with components of the HPC-250HT which are
connected to the utility grid or solar power plant!
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Do not touch the live – voltage carrying or current carrying - components of the HPC-
250HT, the utility grid or the solar plant!
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Follow all the regarding safety instruction, directives and regulations which go for
working on a low-voltage utility grid!
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All actions during installation, operation, troubleshooting and maintenance or any
other cause have to be carried out by qualified and trained technician!
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All actions described in this manual that are performed on the HPC-250HT have to be
carried out as described in the following sections of this user manual.
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Safety instructions found in the HPC-250HT Installation Guide must also be taken
into account!
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Damage to the HPC-250HT may engender lethal danger due to fire or electric shock!
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Be sure to only use HPC-250HT Photovoltaic Inverter if it is secure to do so!
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Be sure to only use HPC-250HT Photovoltaic Inverter if damage is obviously absent!
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Visually examine the HPC-250HT at regular intervals!
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Be sure that all of the external safety equipments are readily accessible at any time
and that their reliable performance is tested on a regular basis!
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Before working with electronic components of the HPC-250HT Photovoltaic Inverter
always remember to discharge any electrostatic charge by touching the grounded
cabinet housing!
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Before working with electronic components of the HPC-250HT Photovoltaic Inverter
do not forget to review all ESD security regulations!
This document alongside the installation guide and wiring diagrams of the HPC-250HT
Photovoltaic Inverter must be available to operators, maintenance and troubleshooting staff
every time.
PE07019-022-B
Page 5 of 69
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