6 Rockwell Automation Publication 750-UM003D-EN-P - March 2017
Preface
The PowerFlex® ATEX option module and the 11-Series I/O option module
for PowerFlex 750-Series AC drives and PowerFlex 755T drive products are
safety system components of the equipment and protective systems. The
option modules are intended for equipment that is used in potentially
explosive atmospheres (ATEX). Perform a risk assessment and safety analysis
of the operating atmosphere and the ATEX system components before you
begin this ATEX installation:
• PowerFlex 750-Series drive
• PowerFlex 755TL low harmonic drives
(1)
• PowerFlex 755TR regenerative drives
(1)
• PowerFlex 755TM drive systems
(1)
• Motor
•ATEX option module
• 11-Series I/O option module
Throughout this manual, PowerFlex 755T drive products is used to refer to
PowerFlex 755TL drives, PowerFlex 755TR drives, and PowerFlex 755TM
drive systems.
See Installation and Wiring on page 15
.
(1) Throughout this manual, the PowerFlex 755TL low harmonic drives, PowerFlex 755TR regenerative drives, and PowerFlex 755TM
drive systems are also referred to as PowerFlex 755T drive products.
IMPORTANT Read and understand this user manual before you begin to design and
install your ATEX system.
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