Safety Notes
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147234 / 8146655300
2018-08-16·BA00·III·en·03
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Motor Protection Circuit Breaker
Series 8146/5-V27
3.3
Safe Use
Before mounting
• Read and observe the safety notes in these operating instructions!
• Ensure that the contents of these operating instructions are fully understood by the
personnel in charge.
• Use the device in accordance with its intended and approved purpose only.
• Always consult with R. STAHL Schaltgeräte GmbH if using the device under operating
conditions which are not covered by the technical data.
• Before installation, make sure that the device is not damaged.
• We cannot be held liable for damage at the device caused by incorrect or unauthorised
use or non-compliance with these operating instructions.
• Observe the document "Cabinet installation guide" for engineering
(download from www.r-stahl.com, product documentation, subitem "Engineering").
For mounting and installation
• Have mounting and installation performed only by qualified and authorised persons
(see chapter "Personnel qualification").
• The device is only to be installed in zones for which it is suited based on its marking.
• During installation and operation, observe the information (characteristic values and
rated operating conditions) on the rating, data and information plates located on the
device.
• Before installation, make sure that the device is not damaged.
• The device is certified for use in hazardous areas of Zones 1, 2, 21 and 22.
Commissioning, maintenance, repair
• Only have commissioning and repairs performed by qualified and authorised persons
(see chapter "Personnel qualification").
• Before commissioning, make sure that the device is not damaged.
• Perform only maintenance work described in these operating instructions.
• Replace the switch after each short circuit in the main circuit, since the condition of the
switching contacts cannot be checked in hermetically sealed equipment.
• Only clean the device with a damp cloth to avoid electrostatic charge.