Can lights be three-phase?

Yes, professional track lights designed for 3-phase systems can operate on three-phase power infrastructure. These fixtures feature a selector mechanism (typically a rotatable wheel or switch) that allows you to assign each individual spot to one of the three phase conductors (L1, L2 or L3) within the track rail. This capability enables independent control of different lighting zones along a single continuous track, making 3-phase lights ideal for event stages, exhibitions and installations where flexible, zoned illumination is required. The standardised Euro adapter ensures compatibility across leading manufacturers, allowing you to mix and match fixtures from brands like SLV, Eutrac and Deko-Light on the same track system.

What is the difference between 1-phase and 3-phase track lighting?

Single-phase track lighting operates with one live conductor and neutral, providing a single switching circuit with a maximum load capacity of approximately 3.6kW (16A at 230V). All fixtures on a 1-phase track switch on and off together, limiting control flexibility. Three-phase track lighting uses three separate phase conductors (L1, L2, L3) plus neutral and earth, delivering three independent circuits with a combined capacity of approximately 11kW. Each fixture can be assigned to a specific phase via a selector wheel, enabling zoned control where different groups of spots can be switched, dimmed or programmed independently. For professional event and stage applications, 3-phase systems provide the power capacity and control flexibility essential for sophisticated lighting designs and dynamic cueing.

How does a 3-phase track system work?

A 3-phase track system operates by distributing electrical power through three separate phase conductors (L1, L2, L3), a neutral conductor (N) and a protective earth conductor (PE) within a single track rail. Installation requires a 5-wire cable connection, with each phase capable of carrying up to 16A at 230V. Individual track spots feature a phase selector mechanism – typically a rotatable wheel with positions marked 1, 2 and 3 – that connects the fixture to the chosen phase. This architecture allows you to create three independently controllable lighting zones along one continuous track, enabling separate switching, dimming or DMX control for each phase. The system is particularly valuable in event and stage environments where flexible, zoned illumination is essential for dynamic lighting cues and scene changes.

What is a 3-phase track rail?

A 3-phase track rail is a high-voltage lighting track that contains five electrical conductors – three phase wires (L1, L2, L3), one neutral wire (N) and one protective earth wire (PE) – running along its length. The rail is typically manufactured from aluminium or reinforced plastic, with conductive strips positioned to mate with standardised Euro adapters on compatible track spots. Available in lengths from 1m to 4m, these rails can be joined using straight couplers, corner connectors or T-junctions to create complex layouts that follow architectural features or stage geometry. Each phase conductor is rated for 16A continuous load, providing a total system capacity of approximately 11kW when all three circuits are utilised. Professional-grade track rails from manufacturers like SLV, Eutrac and Deko-Light meet European safety standards and offer robust construction suitable for demanding event and touring applications.

How do you connect a 3-phase track system?

Connecting a 3-phase track system requires a 5-wire cable (three phases L1/L2/L3, neutral N and protective earth PE) from your electrical distribution to a track power feed unit or inline connector. The feed unit – available as surface-mount, recessed or suspended versions – mates with the track rail and distributes power to all five conductors. Professional installation must be performed by qualified electricians, ensuring correct phase rotation, proper earth bonding and RCD protection. Once powered, individual track spots are inserted into the rail and locked in place, with each fixture's phase selector wheel set to the desired circuit (1, 2 or 3). Load balancing across the three phases is essential: distribute high-power fixtures evenly to avoid overloading any single circuit. For event and stage installations, document which fixtures connect to which phase to simplify troubleshooting and ensure compliance with DGUV Vorschrift 17 safety regulations.

Which cable is needed for 3-phase track installation?

Three-phase track installations require a 5-core cable with conductors rated for at least 16A per phase. The standard specification is NYM-J 5×2.5mm² or equivalent, providing three phase conductors (typically brown, black and grey), one neutral conductor (blue) and one protective earth conductor (green/yellow). For permanent installations, this cable is typically run concealed within walls or ceilings to the track power feed point. Temporary event installations may use H07RN-F 5×2.5mm² rubber-sheathed flexible cable, which offers greater mechanical durability for touring applications and repeated setup/teardown cycles. Cable routing must comply with electrical regulations, with appropriate mechanical protection, support intervals and segregation from other services. For long track runs or high-load applications, consult a qualified electrician to verify that cable cross-section is adequate for the total system load and voltage drop remains within acceptable limits.

What does a professional 3-phase track spot cost?

Professional 3-phase track spots range from approximately €25 for basic single-head GU10 fixtures to €120 or more for premium multi-head or high-power QPAR111 units. Mid-range spots like the SLV PURI (GU10, 50W max, rotatable and tiltable) typically cost €25–€40, while more sophisticated models like the SLV EURO SPOT (QPAR111, 75W max, precision optics) are priced around €65–€90. Double-head fixtures such as the SLV BIMA 2 (2×GU10, 100W total) cost approximately €60–€85. Premium track spots with integrated LED modules, high CRI ratings or specialised beam control can exceed €100 per unit. When budgeting for a complete system, factor in track rails (€15–€40 per metre), connectors (€10–€25 each), power feed units (€30–€80) and any required dimmer packs or DMX control equipment for professional event and stage applications.

Are 3-phase track systems compatible across different manufacturers?

Yes, professional 3-phase track systems use a standardised Euro adapter that ensures cross-manufacturer compatibility. Track spots and fixtures equipped with Euro adapters will fit track rails from SLV, Eutrac, Erco, Ivela, Staff, Global Truss and other leading brands, provided all components conform to the Euro standard. This interoperability is particularly valuable for touring productions and rental inventories, where equipment from multiple sources must work together reliably. However, always verify that both track rail and fixtures explicitly state "Euro adapter compatible" or "Euro standard" in their specifications. Some manufacturers produce proprietary track systems that are not cross-compatible, so confirming adapter type before purchasing is essential. For professional event and stage applications, standardised Euro adapter systems offer maximum flexibility, allowing you to expand or reconfigure installations using equipment from multiple suppliers without compatibility concerns.

Lights with three-phase adapters 230V

Cameo G4 N - Tracklight mit Neutralweiß-LED

Cameo G4 N - Tracklight with neutral white LED

Tracklight with neutral white LED Track lights with 40 W Neutral COB LED • Color temperature: 4,000 K (neutral white) • 735 lumen • High CRI (>97Ra) for natural white light...

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Cameo G4 N - Tracklight with neutral white LED

Tracklight with neutral white LED Tracklights with 25 W Neutral COB LED • Color temperature: 4,000 K (neutral white) • 735 lumen • High CRI (>97Ra) for natural white light...

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Cameo G4 T - Tracklight mit Tungsten-LED

Cameo G4 T - Tracklight with Tungsten LED

Tracklight with Tungsten LED track light with 25 W Tungsten COB LED • Color temperature: 3,000 K (warm white) • 715 lm luminous flux • High CRI (>97Ra) for natural white light...

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Cameo G4 TW - Tracklight mit Tunable-White-LED

Cameo G4 TW - Tracklight with Tunable White LED

Tracklight with Tunable White LED Tracklight with 40 W Tunable White COB LED • Color temperature: 2,700 K - 6,500 K • 560 lumen • Can be used with standard busbar systems...

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Cameo G4 T - Tracklight with Tungsten LED

Tracklight with Tungsten LED Tracklight with 25 W Tungsten COB LED • Color temperature: 3,000 K (warm white) • 715 lm luminous flux • High CRI (>97Ra) for natural white light...

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Cameo G4 TW - Tracklight with Tunable White LED

Tracklight with Tunable White LED Tracklight with 40 W Tunable White COB LED • Color temperature: 2,700 K - 6,500 K • 560 lumen • Can be used with standard busbar systems...

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SLV ALTRA DICE Spot, eckig, schwarz, GU10, max. 50W, inkl. 3P.-Adapt

SLV ALTRA DICE, spot for 240V 3-phase track, QPAR51, square, black, max. 50W, incl. 3-phase adapter

Adjustable high-voltage spot ALTRA DICE with suitable adapter for the 240V 3-phase track system. The luminaire is made of aluminium and, thanks to the GU10 socket, is suitable for both halogen and...

€86.63 *

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SLV EURO CUBE Spot, schwarz, 60°, 3000K, CRI90, inkl. 3P.-Adapter

SLV EURO CUBE, spot for 240V 3-phase track, LED, 3000K, black, 60°, incl. 3-phase adapter

Adjustable spot EURO CUBE with suitable adapter for the 240V 3-phase track system. Designed as an optically appealing yet discreet high output LED spot for retail stores and trade fairs, this...

€227.50 *

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PARA CONE 14 Pendelleuchte, rund, weiss/gold, GU10, inkl. weissem 3P.-Adap

SLV PARA CONE 14, pendant for 240V 3-phase track, QPAR51, round, white/gold, Ø 13.3 cm, incl.

For a particularly warm lighting effect, the conically shaped reflector of the PARA CONE 14 pendant light is the first choice. The white lamp can be individually combined with a wide range of...

€80.73 *

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SLV EURO CUBE Spot für 3Phasen Hochvoltschiene, LED, 4000K, schwarz

SLV EURO CUBE, spot for 240V 3-phase track, LED, 4000K, black, 60°, incl. 3-phase adapter

Adjustable spot EURO CUBE with suitable adapter for the 240V 3-phase track system. Designed as an optically appealing yet discreet high output LED spot for retail stores and trade fairs, this...

€227.50 *

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SLV EURO CUBE Spot für 3Phasen Hochvoltschiene, LED, 4000K, weiß

SLV EURO CUBE, spot for 240V 3-phase track, LED, 4000K, white, 60°, incl. 3-phase adapter

Adjustable spot EURO CUBE with suitable adapter for the 240V 3-phase track system. Designed as an optically appealing yet discreet high output LED spot for retail stores and trade fairs, this...

€227.50 *

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SLV 3~ PARA CONE 14 QPAR51, 3 Phasen System Leuchte, schwarz/gold, inkl. 3

SLV 3~ PARA CONE 14 QPAR51, 3-circuit system luminaire, black/gold, incl. 3-circuit adapter

For a particularly warm lighting effect, the conically shaped reflector of the 3~ PARA CONE 14 QPAR51 3-phase system light black/gold incl 3 phase adapter is the first choice. The lamp in black can...

€75.25 *

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SLV 3~ PARA CONE 14 QPAR51, 3 Phasen System Leuchte, weiß/gold, inkl. 3 Ph

SLV 3~ PARA CONE 14 QPAR51, 3-circuit system luminaire, white/gold, incl. 3-circuit adapter

The conically shaped reflector of the 3~ PARA CONE 14 QPAR51 3-phase system light white/gold incl 3 phase adapter provides a particularly warm lighting effect. The white lamp can be individually...

€75.25 *

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SLV 3~ NUMINOS® PHASE S, 3 Phasen System Leuchte schwarz/schwarz 3000K 24°

SLV 3~ NUMINOS® PHASE S, 3 phase system light black/black 3000K 24°

The NUMINOS light system from SLV perfectly combines function, design and technology. With various downlights and spotlights, you can experience a thousand lighting design possibilities. Also with...

€100.63 *

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SLV 3~ NUMINOS® PHASE S, 3 Phasen System Leuchte weiß/schwarz 3000K 24°

SLV 3~ NUMINOS® PHASE S, 3 phase system light whitek/black 3000K 24°

The NUMINOS light system from SLV perfectly combines function, design and technology. With various downlights and spotlights, you can experience a thousand lighting design possibilities. Like with...

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SLV 3~ NUMINOS® PHASE S, 3 Phasen System Leuchte schwarz/schwarz 4000K 24°

SLV 3~ NUMINOS® PHASE S, 3 phase system light black/black 4000K 24°

Design, technology and function in perfection: NUMINOS is the light system from SLV that combines everything. This way, you can experience a thousand lighting design possibilities with a variety of...

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SLV 3~ NUMINOS® PHASE S, 3 Phasen System Leuchte weiß/schwarz 4000K 24°

SLV 3~ NUMINOS® PHASE S, 3 phase system light whitek/black 4000K 24°

NUMINOS is the best possible coordinated light system from SLV that combines function, design and technology. With different downlights and spotlights, you can experience a thousand lighting design...

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SLV 3~ NUMINOS® PHASE M, 3 phase system light black/black 2700K 24°

Design, technology and function in perfection: NUMINOS is the light system from SLV that combines everything. The diverse downlights and spotlights make a thousand lighting design options possible....

€126.88 *

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SLV 3~ NUMINOS® PHASE M, 3 phase system light whitek/black 2700K 24°

The NUMINOS light system from SLV perfectly combines function, design and technology. This way, you can experience a thousand lighting design possibilities with a variety of downlights and...

€126.88 *

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SLV 3~ NUMINOS® PHASE M, 3 phase system light white/black 2700K 36°

The NUMINOS light system from SLV perfectly combines function, design and technology. With a variety of downlights and spotlights, you provide a thousand lighting design options. Like with the 3~...

€126.88 *

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SLV 3~ NUMINOS® PHASE M, 3 phase system light white/black 2700K 60°

The NUMINOS light system from SLV perfectly combines function, design and technology. With different downlights and spotlights, you can experience a thousand lighting design possibilities. Like...

€126.88 *

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SLV 3~ NUMINOS® PHASE M, 3 phase system light black/black 3000K 24°

The NUMINOS light system from SLV combines technology, design and functionality like no other. With a variety of downlights and spotlights, you provide a thousand lighting design options. Like with...

€126.88 *

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SLV 3~ NUMINOS® PHASE M, 3 phase system light white/black 3000K 24°

NUMINOS is the perfectly coordinated light system from SLV that combines function, design and technology. The diverse downlights and spotlights make a thousand lighting design options possible....

€126.88 *

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[International shipping costs]

Product data sheet

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SLV 3~ NUMINOS® PHASE M, 3 phase system light black/black 4000K 24°

Design, technology and function in perfection: NUMINOS is the light system from SLV that combines everything. With various downlights and spotlights, you can experience a thousand lighting design...

€126.88 *

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