Cromocol

SUNTEST XXL+ ST - Atlas

Extra-large xenon weathering instrument for automotive parts testing, SAE J2412 and J2527 compliant, 2925 cm² exposure area. Delivered and supported by Cromocol

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SUNTEST XXL+ ST - Atlas

Advanced Automotive Component Testing with SUNTEST XXL+ ST

The Atlas SUNTEST XXL+ ST is an extra-large xenon weathering instrument especially tailored towards the needs of automotive parts testing. This dedicated model is designed for testing automotive interior and exterior methods per the Society of Automotive Engineers (SAE) J2412 and J2527 test methods, providing comprehensive weathering testing capabilities for automotive components.

Best-in-Class Testing Chamber Design

Its horizontal 2925 cm² exposure area and tall chamber height is best-in-class for 3-D specimens testing, allowing for easy testing of small-to midsized interior and exterior components such as trim, gaskets and door handles. The chamber’s extended height of 44 cm – unique for this class of xenon instrument – allows for better control of irradiation and temperature conditions.

SAE Standard Compliance

The SUNTEST XXL+ ST is used to test automotive interior trim components against their hot lightfastness (SAE J2412) and automotive exterior materials against their weather-fastness (SAE J2527). Both protocols were developed by the American automotive industry and both use extended amounts of short wavelength UV to promote further acceleration of the test. The instrument also supports ISO 105-B06 and VW PV1306, along with the general weathering standards ASTM G151, ASTM G155 and ISO 4892-1.

Advanced Features for Accelerated Testing

Additional SAE-specific features that come standard include a specimen front spray and back spray system – both of which are fully pre-programmed on the touchscreen controller. The SUNTEST instrument allows for shorter test times by using extended UV filters that transmit more short wavelength UV into the test chamber than common Daylight filters, promoting further acceleration of the test.

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Technical Specifications

Test Chamber
  • Exposure Area: 2925 cm² (horizontal test plane)
  • Specimen Tray Size (L x W): 79 cm x 37 cm
  • Distance Test Tray to Xenon Lamp: 44 cm
  • Max. Load: 6 kg
  • Specimen Type: 3-D specimens and flat samples
Light Source & Filters
  • Xenon Lamps: 3 x 1700 W, air-cooled
  • Optical Filters: Daylight, Window Glass, Solar ID65, Extended UV
  • Irradiance Control: SUNSENSIV, switchable 300-400 nm / 340 nm (300-800 nm / Lux or 420 nm options)
Irradiance (Extended UV filter)
  • 300-400 nm: 30-75 W/m²
  • 340 nm: 0.25-0.75 W/m²·nm
Irradiance (Daylight filter)
  • 300-400 nm: 40-65 W/m²
  • 340 nm: 0.30-0.60 W/m²·nm
  • 420 nm: 0.75-1.45 W/m²·nm
Temperature & Humidity (light cycle)
  • Black Standard Temperature (BST): 45-100 °C
  • Black Panel Temperature (BPT): 45-95 °C
  • Chamber Air Temperature (CAT): ~35-70 °C
  • Relative Humidity: 20-95 %
  • Humidification: Ultrasonic humidifier with automatic RH control
Spray Systems
  • Specimen wetting: Front spray and back spray
Controller
  • User Interface: XenoTouch II, 10.1" touchscreen, 15 languages
  • Data Acquisition: WXView II compatible
Standards Compliance
  • Automotive: SAE J2412, SAE J2527, ISO 105-B06, PV1306
  • General: ASTM G151, ASTM G155, ISO 4892-1
General
  • Dimensions (W x D x H): 90 x 91 x 172 cm
  • Instrument Weight: 290 kg
  • Electrical: 208-230 V 3P/PE 32 A (4-wire) or 400 V 3P/N/PE 32 A (5-wire)
  • Approvals: CE, UL, ISO, EN, CSA, UKCA
  • Application: Automotive interior and exterior component testing

Frequently Asked Questions

What makes the SUNTEST XXL+ ST different from other weathering instruments?
The SUNTEST XXL+ ST is specifically designed for automotive component testing with a horizontal 2925 cm² exposure area and extended chamber height of 44 cm, which is unique for this class of xenon instrument. It allows for better control of irradiation and temperature conditions for 3-D specimens.
Which automotive standards does the SUNTEST XXL+ ST comply with?
The instrument is designed to test automotive interior methods per SAE J2412 and exterior methods per SAE J2527. It also complies with ISO 105-B06 and VW PV1306, as well as the general weathering standards ASTM G151, ASTM G155 and ISO 4892-1.
What types of automotive components can be tested in the SUNTEST XXL+ ST?
The instrument is ideal for testing small-to midsized interior and exterior automotive components such as trim, gaskets, door handles, and other dimensional parts that come in varying sizes and shapes, eliminating the need to cut components into standard-sized samples.
How does the extended UV feature work?
The SUNTEST XXL+ ST uses extended UV filters that transmit more short wavelength UV into the test chamber than common Daylight filters. This promotes further acceleration of the test, allowing for shorter test times while maintaining accurate simulation of real-world weathering conditions.
What spray systems are included with the SUNTEST XXL+ ST?
The instrument comes standard with both specimen front spray and back spray systems, both of which are fully pre-programmed on the touchscreen controller, providing comprehensive environmental simulation for automotive component testing."

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