Pfannenberg Continious light QUADRO LED-HI-3G/3D HV AMQUADRO LED-HI-3G/3D HV AM

Why Choose the Pfannenberg QUADRO LED-HI-3G/3D HV AM 21108644009 Continuous Light?

The Pfannenberg QUADRO LED-HI-3G/3D HV AM 21108644009 is a high-intensity amber Ex-ATEX LED visual signalling light designed for clear warning, status and alarm indication in demanding industrial and hazardous-area environments. As part of the Pfannenberg QUADRO LED-HI 3G/3D series, it is certified for use in Ex Zone 2 and Zone 22 applications where potentially explosive gases or combustible dust may occur.

This multifunctional LED signal light provides user-adjustable brightness up to 75 cd and supports continuous, blinking and flashing signalling modes. Its combination of powerful LED technology and selectable operating patterns allows the visual signal to be adapted to different machine states, process conditions and warning requirements in industrial installations.

With a rated supply of 115 / 230 V AC/DC and a wide 90–253 V AC/DC operating range, the QUADRO LED-HI-3G/3D HV AM provides flexible integration with industrial control and signalling systems. Its compact 130 × 130 × 130 mm enclosure, IP66/IP67 protection and IK08 impact resistance make it suitable for demanding indoor and outdoor applications.

Key Advantages

• High-intensity amber Ex-ATEX LED visual signalling light for hazardous industrial environments.
• Certified for Category 3G and 3D applications in Ex Zone 2 and Zone 22.
• User-adjustable light intensity up to 75 cd.
• Wide 90–253 V AC/DC operating range for flexible industrial power supplies.
• Selectable continuous, blinking and flashing light modes.
• IP66/IP67 enclosure protection for demanding weather and industrial conditions.
• IK08 impact resistance provides robust mechanical protection.
• Inrush current regulation helps protect control devices, switching components and relays.

Key Features

• Pfannenberg QUADRO LED-HI 3G/3D series.
• Amber lens for prominent warning and machine-status indication.
• Four high-output LEDs provide powerful visual signalling.
• Up to 75 cd adjustable light intensity.
• Brightness adjustable from 15% to 100%.
• 115 / 230 V AC/DC rated voltage.
• 90–253 V AC/DC operating voltage range.
• 50 / 60 Hz rated frequency for AC operation.
• Continuous light operating mode.
• Blinking light selectable at 1 / 2 Hz.
• Flashing light selectable at 0.1 / 0.5 / 0.75 / 1 / 2 Hz.
• Internal and external operating mode control.
• Redundant electrical contacts facilitate wiring and daisy-chain connections.
• Multiple cable and conduit entries support flexible installation orientations.

Reliable Visual Signalling for Hazardous Industrial Areas

Visual signalling equipment installed in hazardous areas must provide effective indication while meeting the requirements of the intended operating environment. The Pfannenberg QUADRO LED-HI 3G/3D series is designed for Ex Zone 2 and Zone 22 applications, providing a powerful amber visual signal in locations where potentially explosive gases or combustible dust may occasionally be present.

The combination of adjustable LED brightness, continuous, blinking and flashing modes, wide-range AC/DC power supply and rugged environmental protection makes the QUADRO LED-HI-3G/3D particularly suitable for industrial automation and process applications. Positive enclosure sealing, a shape-moulded gasket, redundant electrical contacts and flexible cable entry arrangements further support dependable installation in demanding industrial environments.

Typical Applications

• Ex Zone 2 industrial environments.
• Ex Zone 22 combustible dust environments.
• Industrial machinery status and warning indication.
• Process plants and production equipment.
• Material handling and conveyor systems.
• Industrial automation and machine building.
• Warehousing and handling facilities with hazardous areas.
• Indoor and outdoor hazardous-area safety signalling.