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All personnel must be trained and follow safety procedures for operation and maintenance.
Defines metal-clad switchgear, its components, and types.
Guidance on checking shipments for damage or missing parts upon arrival.
Describes the front enclosure for instruments, controls, and protective devices.
Describes the rear enclosure for high-voltage equipment and connections.
Details the circuit breaker as a removable unit with wheels.
Describes the accessory for moving circuit breakers.
Explains the silver-plated copper fingers for primary connections.
Details the mechanism for moving breakers between positions.
Describes the electrically operated device for racking breakers remotely.
Describes the compartment housing the main buses and their insulation.
Describes the compartment for current transformers behind shutter barriers.
Describes the space for connecting primary cables.
Describes voltage transformers in an auxiliary unit.
Explains the use of fuses for protecting circuits.
Describes an element used for isolating circuits or bus sections.
Explains the device for grounding and testing primary conductors.
Specifies aisle space needed for front and rear access.
Details requirements for securing equipment to the floor.
General guidance for installing outdoor switchgear.
Procedures for adding units to protected or common aisle configurations.
Procedures for adding units to outdoor switchgear without an aisle.
Instructions for preparing and making bolted connections.
Instructions for preparing and making sliding connections.
Procedures for assembling main bus sections or adding new units.
Instructions for applying tape insulation to bus bars.
Instructions for applying tape insulation to joints.
Instructions for insulating primary cable terminations.
Steps for safely installing and removing circuit breakers.
Interlock to prevent racking with a gagged spring.
Describes key locks and padlocks for safety and operation.
Details auxiliary and breaker position switches.
Describes the function and location of space heaters.
Provides a preventative maintenance schedule and record-keeping advice.
Details cleaning, resistance checks, and lubrication for maintenance.
Information on acrylic paint finishes and repair procedures.