General
Product type	Power supply system
Manufacturer	Trilux
Application	3-phase current busbar
Control technology	DALI
Polarity	right (R)
Colour	Grey
Hue	similar to RAL 7040
Application range	concealed or surface-mounted busbar system
Supply type	3-phase

The Trilux feed unit type Einsp DALI 3PH NO XTSC612-1 D0 (manufacturer number 7946100) is a specific component for 3-phase power rails, designed for head-end supply of built-in or mounted power rail systems. It is a feed unit integrated into the power rail to introduce electrical energy from the main supply into the rail system. The unit is equipped with DALI technology, enabling control and regulation of connected luminaires via a digital wiring protocol. The polarity of the feed is positioned on the right side (R), indicated by a red marking in the dimension sketch. The unit's color is gray, corresponding to RAL 7040, allowing visual harmonization with other components of the power rail system. Dimensions are 90 mm length, 31.5 mm width, and 32.5 mm height, representing a compact design suitable for standardized power rail systems.

Applications
The feed unit is designed for use in high-voltage power rail systems deployed in commercial, industrial, or public spaces where centralized, controllable lighting is required. It serves as an energy supply point at the beginning of the power rail, enabling supply to multiple connected luminaires. The DALI feature makes it particularly suitable for applications requiring flexible, programmable lighting control, such as in office buildings, administrative buildings, or production halls.

Functions and Equipment in Detail
The unit features an integrated DALI interface, enabling communication with a DALI control device or controller. This allows individual or group control, dimming, or programming of connected luminaires. The designation 3PH" indicates that the feed is designed for three-phase supply, typical for larger electrical installations. The designation "NO" stands for "Normal Open", meaning the circuit is open in the normal state and closes upon an external signal (e.g., via DALI). The designation "XTSC612-1 D0 refers to the specific module and DALI address defined in the system configuration. The feed is designed for connection to a power rail, with polarity arranged on the right (R) to ensure unambiguous mounting and wiring.

Technology Explained Simply
DALI technology (Digital Addressable Lighting Interface) enables digital lighting control via a simple, two-wire wiring network. Each connected luminaire or control unit receives a unique address, allowing individual addressing. The feed unit acts as an energy supply point, introducing electrical energy from the network into the power rail system while simultaneously transmitting DALI signals. The three-phase supply (3PH) ensures even load distribution in the electrical system, which is especially important for larger installations. The designation NO (Normal Open) means the circuit is normally open and only closes upon a control signal, enabling safe and controlled energy supply.

The feed unit is designed for use in high-voltage power rail systems deployed in commercial, industrial, or public spaces where centralized, controllable lighting is required. It serves as an energy supply point at the beginning of the power rail, enabling supply to multiple connected luminaires. The DALI feature makes it particularly suitable for applications requiring flexible, programmable lighting control, such as in office buildings, administrative buildings, or production halls.

Compatibility and Accessories
The feed unit is specifically designed for Trilux power rail systems, particularly for high-voltage systems with 3-phase operation. It is compatible with other Trilux products supporting DALI technology, such as DALI-capable luminaires or control devices. Use with non-compatible systems is not intended and may cause malfunctions. The unit is designed for connection to a power rail, with polarity arranged on the right (R) to ensure unambiguous mounting and wiring.

Mounting and Installation
Mounting is performed at the end of the power rail, where the feed unit is inserted and locked into the rail. Polarity (right, R) must be observed to ensure correct electrical connection. Wiring is done via connected cables linked to the main power supply. DALI signals are transmitted through the power rail, eliminating the need for a separate data line. Installation requires compliance with applicable electrical regulations and standards, especially when connecting to the main supply.

Operational Advantages
DALI control enables precise and flexible lighting management, allowing energy savings and optimized lighting usage. The three-phase supply ensures stable and reliable energy delivery, especially in larger installations. The compact design and clear polarity marking simplify installation and maintenance. The unit is designed for professional lighting systems requiring high reliability and longevity.