Ultima S

Ultima S

Ultima S

Product catalog summary
Dimensions and Application
The Grunzell-S is a surface-mounted LED downlight that can also be used as a pendant luminaire. It is designed for high performance using COB LED technology, making it suitable for public spaces like shopping malls, foyers, lobbies, and pedestrian walkways.
Product Description
The luminaire features a cylindrical housing made from aluminium extruded profile with a powder-coated finish and an integrated LED driver. The ceiling fixture is also aluminium with a single cable entry. It includes a high-performance COB LED light source housed in IP43 powder-coated die-cast aluminium. The optical chamber is protected by a highly specular aluminium-coated polycarbonate reflector with tempered clear or diffused safety glass.
Technical Specifications
  • LED Power Supply: 220 ~ 240V, 50/60 Hz
  • Dimmable Options: DALI, 0-10V, Leading and trailing edge, or analogue
  • Weight: 3kg
  • Nominal Power: 27W
  • Colour Temperature: 4000K
  • Luminous Flux: 2196lm
  • Colour Rendering: Ra >80
  • Operating Temperature: -25° to 50°C
Model Variations
Models are available with different colour temperatures (2700K, 3000K, 4000K, 5000K), wattages (14W, 20W, 27W), optic finishes (30°, 60°), and colours (White, Black, Silver/Grey).
Dimming Options
  • ND - Non Dimming
  • PD - Leading Edge / Trailing Edge
  • AD - 1-10V
  • DD - DALI
Illuminance at a Distance
The vertical spread is 78.8° and the horizontal spread is 79.0°. The center beam lux values decrease with distance, starting from 2,693.3 LUX at 1 meter to 74.8 LUX at 6 meters. The field width ranges from 1.6 meters at 1 meter distance to 9.9 meters at 6 meters distance.
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Catalog excerpts

Ultima S-1

Application Grunzell-S is a high performance surface mount cylindrical downlight luminaire that can also be mounted as a pendant luminaire. Using the latest high performance COB LED technology, it is ideal for public areas such as shopping malls, foyers, lobby areas and pedestrian walkways. Surface mounted LED downlight Product Description Cylindrical housing made of aluminium extruded profile powder coated with built in LED driver. Ceiling fixture made of aluminium with single cable entry. Light source by high performance COB LED in IP43 powder coated die-cast aluminium housing. Highly specular aluminium coated polycarbonate reflector with tempered clear or diffused safety glass to protect the integrity of the optical chamber. LED Power supply unit 220 ~ 240V 50/60 Hz Dimmable: DALI, 0-10V, Leading and trailing edge or analogue. Weight 3kg Nominal Power Colour temperature Luminous Flux Colour Rendering Operating temp.

 Open the catalog to page 1
Ultima S-2

Illuminance at a Distance Field Width - Vert. Spread 78.8° - Horiz. Spread 79.0° Order Information Model 01 - White 02 - Black 03 - Silver/Grey ND - Non Dimming PD - Leading Edge / Trailing Edge AD - 1-10V DD - DALI 791 Bukit Timah Road, #02-01 Singapore, 269764

 Open the catalog to page 2

All Grunzell Pte Limited catalogs and technical brochures

  1. SPL03.2701.15

    2  Pages

  2. ULTIMA-S

    2  Pages

  3. Ultima

    2  Pages

  4. Rodeo

    1  Page

  5. LUCILLE

    2  Pages

  6. Kronos

    1  Page

  7. Artoro

    1  Page

  8. Equus

    1  Page

  9. Ceterra

    1  Page

  10. Maxima

    1  Page

  11. Lumos Eco

    1  Page

  12. COMET C248

    2  Pages

  13. Lumos

    2  Pages

  14. Jura

    1  Page

Archived catalogs

  1. Petit

    4  Pages

  2. Spärk

    2  Pages

  3. Jura

    6  Pages

  4. Vantage

    6  Pages

  5. Flexium

    2  Pages

  6. Luma

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.