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GTD-461 II Beam
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 GTD-461 II Beam Specifications.pdf


Light source: OSRAM SIRIUS HRI 461 W
Expected average lifetime: 1500 hours
Beam angle: Zoom range 0° - 2°
Focus: Variable range, from 3m to 65m
Prism: One 8-facet prism, one flat 8-facet prism
Frost: On/Off
Ballast: Electronic


Total Output (Lumen): 21000 lumens
Color temperature: 7500K
CRI: ≥79


Rotating gobo: 12 interchangeable gobos + open, indexing, CW/CCW rotation, variable speed
Static gobo wheel: 16 gobos + open, CW/CCW rotation, variable speed
Gobo outside diameter: 12mm
Max. Image diameter: 7mm
Max. Thickness: 0.5mm (Metal)/1.1mm (Glass)
Glass/Metal gobo: Glass/Metal


Color wheel: 14 colors + open, split color, CW/CCW rotation, variable speed


Power input, nominal: AC 100-240V - 50/60Hz
Max. Power consumption: 770W
Power supply unit: Auto-ranging electronic SMPS
Main fuse: 250V/10A


Control channels (DMX): 20/17/23
Protocol: DMX-512
Display: Graphic LCD backlit
16-bit control: Dimmer, focus, prism zoom, pan/tilt, gobo indexing & rotation, rotating gobo wheel positioning

Physical / Installation

Weight: 28 kg (61.7 lbs.)
IP rating: IP20
Material: Aluminum, steel, plastic
Mounting points: Four quarter-turn locking points + attachment points for safety wire
Minimum distance to combustible materials: 0.5 mtr (1.64ft.)
Minimum distance to illuminated surfaces: 15 mtr (49.2ft.)

Dynamic effects

Pan/Tilt movement: 540˚/ 270˚
Strobe: 1-20Hz, synchronized, pulse effects
Dimmer: 0-100%, 16-bit, mechanical dimming
Zoom: Motorized


Operating range: 14˚F - 113˚F (-10˚C - +45˚C)
Startup range: 5˚F - 113˚F (-15˚C - +45˚C)
Storage range: -40˚F - 140˚F (-40˚C - +60˚C)
Cooling: Active fan
Humidity: ≤ 85%


AC power: Neutrik powerCon
DMX data input/output: Chassis 5-pin Neutrik XLR (in/out)

Certification and Safety

EMC: EN 55103-1:2009, EN 55103-2:2009, EN 61000-3-2:2006+A2:2009, EN 61000-3-3:2013
Safety: EN 60598-2-17:1989/A2:1991

Included items

User manual
4.92 ft. (1.5m) cable with Neutrik PowerCon
2 x G-clamp, for Ø48-51mm, Max. 250 kg


1306030014 - Bulb, OSRAM SIRIUS HRI 461 W
1503030232 - Flight case, 2 unit for 461 series
5198020105 - G-clamp, for Ø48-51mm, Max. 250 kg


Sleep mode
Automatic energy saving mode

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