Abstract: An alignment tool for aligning first and second conduit sections at a connection colinearly along a longitudinal axis, wherein the first conduit section has a bell end at the connection and the second conduit section has a narrow end at the connection, includes a collar portion sized to circumscribe the bell end outer diameter; a funnel portion attached to the collar portion, the funnel portion having a diameter that increases in a longitudinal direction away from the collar portion; a step on one of the collar and funnel inner surfaces, the step having a funnel portion side and a collar portion side, wherein an inner diameter of the funnel portion side of the step is equal to the bell end inner diameter; and key and keyway wings extending laterally from the collar portion, wherein the keyway wing includes a keyway and the key wing includes a key.

Abstract: A barrier system for equipment having four corners and four sides includes an arm pivotally attached to each of two adjacent corners, each arm configured to have an extended position and a stored position, wherein each arm has a proximal region and a distal region, wherein the proximal region of each arm is attached to a corner, wherein each arm is parallel to another arm when both are in the stored position, and wherein each arm is not parallel to another arm when both are in the extended position; and a safety barrier attached to the distal regions of the adjacent arms.

Abstract: An alignment tool for aligning first and second conduit sections at a connection colinearly along a longitudinal axis, wherein the first conduit section has a bell end at the connection and the second conduit section has a narrow end at the connection, includes a collar portion sized to circumscribe the bell end outer diameter; a funnel portion attached to the collar portion, the funnel portion having a diameter that increases in a longitudinal direction away from the collar portion; a step on one of the collar and funnel inner surfaces, the step having a funnel portion side and a collar portion side, wherein an inner diameter of the funnel portion side of the step is equal to the bell end inner diameter; and key and keyway wings extending laterally from the collar portion, wherein the keyway wing includes a keyway and the key wing includes a key.

Abstract: A top hat enclosure for use with an electrical panel, the electrical panel including at least one breaker and at least one panel pass-through aperture, includes a housing having at least one worker-accessible opening, a cover configured to cover the opening, and at least one enclosure pass-through aperture, wherein the enclosure pass-through aperture is configured to align with the panel pass-through aperture, and wherein the housing is configured to be disposed adjacent the electrical panel; and at least one finger-safe and/or tool-safe terminal configured to be wired to a breaker in the electrical panel through the enclosure pass-through aperture and the panel pass-through aperture.

Abstract: An alignment tool for aligning first and second conduit sections, wherein the first conduit section has a bell end at the connection and the second conduit section has a narrow end at the connection, includes a collar portion having a collar inner surface; a funnel portion having a diameter that increases in a longitudinal direction away from the collar portion, wherein the funnel portion has a funnel inner surface and longitudinal ridges extending radially inward toward the longitudinal axis from the funnel inner surface; and a step on one of the collar and funnel inner surfaces, the step having a funnel portion side and a collar portion side, wherein an inner diameter of the funnel portion side of the step is equal to the bell end inner diameter.

Abstract: A power supply system includes an input structure configured to receive AC power; an AC-to-DC power converter in electrical communication with the input structure; a breaker panel including a plurality of breakers, wherein the AC-to-DC power converter is configured to supply DC power to the breaker panel; a plurality of receptacles, wherein each receptacle is in electrical communication with a breaker such that a breaker controls power to an associated receptacle; and a transport structure configured to facilitate portability of the power supply system.