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Chapter 2: Installing the PowerStation Selecting a Location
PA PowerStation User Guide 2-5
Class I, Division 2 Guidelines
If you purchased a Class I, Division 2-compliant PowerStation, it is suitable
for use in Groups A, B, C, and D hazardous locations. You must follow
these guidelines in order to maintain a safe operating environment.
• When performing field wiring, always use copper wire with 60C or
60/75C insulation and a tightening torque of 7.0lbs/in (0.79 N-m).
• Substitution of components can impair suitability for Class I, Division 2.
• The PA PowerStation is intended to use a branch circuit protection rated
20 Amps or less.
• Make sure that the PA PowerStation’s “ON/OFF” switch is secured in the
“ON” position using the supplied bracket.
WARNING!
Explosion Hazard!
• Do not connect or disconnect cables unless the power has been
switched off, or the area is known to be non-hazardous. Keyboard,
mouse, and USB ports are for system setup and diagnostics only and
are not intended for permanent connection.
• Class I, Division 2 approval requires nonincendive field wiring for
Class I, Groups A, B, C, and D hazardous locations only. With a
temperature code of T5.
• Class I, Division 2 approval requires power switch restraints in
hazardous environments.