User manual

Chapter 5: Installation and Wiring
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Hardware User Manual, 4th Edition, Rev. B
In addition to the panel layout guidelines, other specifications can affect the installation of a
PAC system. Always consider the following:
• Environmental Specifications
• Power Requirements
• Agency Approvals
• Enclosure Selection and Component Dimensions
Class 1, Division 2 Approval
This equipment is suitable for use in Class 1, Division 2, Zone 2, groups A, B, C and D or
non–hazardous locations only.
WARNING: Explosion Hazard: Substitution of components may impair suitability for Class 1, Division 2,
Zone 2. Do not disconnect equipment unless power has been switched off or the area is known to be
non–hazardous.
Agency Approvals
Some applications require agency approvals for particular components. The Productivity3000
PAC agency approvals are listed below:
• UL (Underwriters’ Laboratories, Inc.)
• CUL (Canadian Underwriters’ Laboratories, Inc.)
• CE (European Economic Union)
NOTE: See the “EU Directive” appendix in this manual for more information.