A lighting system comprises a support cable having two conductive wires only; a plurality of fastening elements for supporting the cable along a path; a plurality of coupling elements fixable to the cable and having respective pairs of contacts which draw current from the cable; and a plurality of lighting devices coupled to respective coupling elements; each fastening element is provided with a printed circuit board, connected to the contacts and to the lighting device coupled to the fastening element and comprising a DC converter; a dimmer; and a Bluetooth module for receiving and processing signals from an external control device; the board is configured to receive current from the cable and generate a dimmed direct current which supplies the lighting device connected to the board.

A lighting system comprises a support cable having two conductive wires only; a plurality of fastening elements for supporting the cable along a path; a plurality of coupling elements fixable to the cable and having respective pairs of contacts which draw current from the cable; and a plurality of lighting devices coupled to respective coupling elements; each fastening element is provided with a printed circuit board, connected to the contacts and to the lighting device coupled to the fastening element and comprising a DC converter; a dimmer; and a Bluetooth module for receiving and processing signals from an external control device; the board is configured to receive current from the cable and generate a dimmed direct current which supplies the lighting device connected to the board.

A lighting system includes a light source, a light redirection element, and a movement mechanism coupled to the light source and the light redirection element. The movement mechanism is configured to simultaneously or stepwise move the light source and the light redirection element between a top lighting position and an interlighting position.

A lighting system includes a light source, a light redirection element, and a movement mechanism coupled to the light source and the light redirection element. The movement mechanism is configured to simultaneously or stepwise move the light source and the light redirection element between a top lighting position and an interlighting position.

A lighting system that includes a lighting device and a dimming controller. The lighting device has a support structure that supports multiple lighting zones. Each lighting zone including one or more lighting sources. The dimming controller is in communication with multiple dimmers supported by the lighting device. Each of the lighting sources is coupled to a corresponding dimmer from the multiple dimmers. The dimming controller is configured to communicate a controlled setting for one or more of the lighting zones to the multiple dimmers. Other embodiments may be described and/or claimed.

A lighting system that includes a lighting device and a dimming controller. The lighting device has a support structure that supports multiple lighting zones. Each lighting zone including one or more lighting sources. The dimming controller is in communication with multiple dimmers supported by the lighting device. Each of the lighting sources is coupled to a corresponding dimmer from the multiple dimmers. The dimming controller is configured to communicate a controlled setting for one or more of the lighting zones to the multiple dimmers. Other embodiments may be described and/or claimed.

An LED high bay includes a housing, a hand-separable connector, and an LED driver disposed within the housing. The housing includes a first housing portion, a second housing portion hingedly attached to the first housing portion, and at least one hand-operable latch opposite the hinge and configured for fixing the second housing portion to the first housing portion. The LED driver may be replaced by opening the housing by releasing the latch and disconnecting the LED driver from the connector, while the LED high bay remains installed or held to a structure, or portion thereof, with a support member.

An LED high bay includes a housing, a hand-separable connector, and an LED driver disposed within the housing. The housing includes a first housing portion, a second housing portion hingedly attached to the first housing portion, and at least one hand-operable latch opposite the hinge and configured for fixing the second housing portion to the first housing portion. The LED driver may be replaced by opening the housing by releasing the latch and disconnecting the LED driver from the connector, while the LED high bay remains installed or held to a structure, or portion thereof, with a support member.

The present invention provides an assembling structure for LED luminaire, including a main support, at least one LED luminaire and at least one connecting part. The main support includes front faces on radial side, slide tracks on the front faces, and two side faces. The LED luminaire includes a cap-like housing and a lamp-connecting portion. The connecting part includes a first locating block provided in one slide track, a second locating block passing through each side face and provided in another slide track different from that for the first locating block, and a support body connected with the first and second locating blocks while extending far away from the main support. The support body is connected, at one end far away from the first and second locating blocks, with the lamp-connecting portion, while the connecting part and LED luminaire are pivoted with respect to the main support.

The present invention provides an assembling structure for LED luminaire, including a main support, at least one LED luminaire and at least one connecting part. The main support includes front faces on radial side, slide tracks on the front faces, and two side faces. The LED luminaire includes a cap-like housing and a lamp-connecting portion. The connecting part includes a first locating block provided in one slide track, a second locating block passing through each side face and provided in another slide track different from that for the first locating block, and a support body connected with the first and second locating blocks while extending far away from the main support. The support body is connected, at one end far away from the first and second locating blocks, with the lamp-connecting portion, while the connecting part and LED luminaire are pivoted with respect to the main support.