scope:

This Practice describes the requirements for instrument control panels, control cabinets, consoles, and marshalling cabinets. Distributed control system (DCS), programmable logic controller (PLC), and rotating equipment protection control cabinets shall also be in accordance with this Practice. Excluded from this Practice are portions of cabinets and consoles containing supplier-proven pre-engineered equipment and interconnecting system wiring between the supplier's field termination panels and the supplier's system equipment.

This Practice does not intend to dictate the method of interconnecting and mounting the supplier's standard, proven equipment. However, the wiring for system power, lighting, convenience outlets, field terminal wiring, and input/output wiring between intermediate terminal strips within these cabinets shall be in accordance with this Practice.

Purpose

This Practice provides requirements for fabricators of control panels.