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1. Q: What is the ingress protection rating of the AS-E303, and what environments is it suitable for?
A: The luminaire has an IP66 rating. This means it is completely dust-tight (6) and can withstand powerful jets of water from any direction (6). This makes it highly suitable for environments with dust, moisture, or where cleaning with water jets might be required, such as corridors, warehouses, basement entrances, or some industrial settings, ensuring reliable performance in demanding conditions.
2. Q: What beam angle options are available, and which application is each best for?
A: The AS-E303 offers two interchangeable optical lenses for different beam distributions:
Round Beam (75°): Provides wide, even flood lighting, ideal for spaces requiring uniform illumination over a broad area, such as small offices, storerooms, or corridors.
Square Beam (35° × 120°): Produces a rectangular light pattern that is wider along the long axis (120°) and more concentrated on the short axis (35°). This asymmetric beam is perfect for illuminating corridors, pathways, or staircases, effectively concentrating light along the path and reducing spill.
3. Q: How efficient is this luminaire in terms of energy and electrical performance?
A: The product is Energy Efficiency Class B compliant and features high efficiency:
Luminous Efficacy: ≥ 90 lumens per watt, meaning it produces more light for the same amount of power consumed.
Power Factor (PF): ≥ 75%, which helps reduce reactive power loss and is better for the electrical grid.
Conversion Efficiency: > 90%, indicating high driver efficiency in converting electrical energy to light, resulting in lower heat and energy waste.
Input Power: Rated at 5W, with a maximum input power of < 8W.
4. Q: What is the input voltage range, and how grid-compatible is it?
A: It has a very wide input voltage range of AC 85-265V, 50/60Hz. This allows it to operate stably in most power grid conditions worldwide, including areas with significant voltage fluctuations, without requiring an external adapter. It offers excellent grid adaptability and stability.
5. Q: What are the Color Rendering Index (CRI) and the adjustable Correlated Color Temperature (CCT) range?
A: The AS-E303 has a Color Rendering Index (Ra) between 80 and 90, providing good color rendering. Its Correlated Color Temperature is adjustable in 5 steps from 3000K (warm white) to 6000K (cool white). Users can select the appropriate light color for different scenarios (e.g., cozy home, efficient office, clean spaces), enabling flexible switching from warm to bright white light.
6. Q: What are the "Continuous" and "Non-continuous" illuminated modes mentioned in the document?
A: These are two different operating modes determined by the wiring method and remote control:
Continuous Mode: The luminaire operates as a standard light, continuously illuminated when mains power is present.
Non-continuous Mode: The luminaire remains off or in standby (only indicator active) during normal mains power, and activates only during a mains power failure or when manually tested for emergency lighting.
This allows for flexible installation based on the application (e.g., a corridor requiring 24/7 light vs. a warehouse needing emergency-only function).
7. Q: What does the self-test function include, and what is its purpose?
A: The self-test function is a critical safety feature for emergency luminaires. The AS-E303 supports two automated tests:
Monthly Self-test: The fixture automatically simulates a brief power outage (approx. a few minutes) each month to test if the battery and emergency circuit activate correctly, ensuring readiness.
Annual Self-test: The fixture automatically performs a full duration test (approx. 90 minutes) once a year to verify the battery's actual runtime meets specifications.
These features significantly reduce the burden of manual periodic inspections and help comply with fire safety regulations for emergency lighting maintenance.
8. Q: Why is a LiFePO4 (Lithium Iron Phosphate) battery used, and what are its advantages?
A: The AS-E303 uses a 3.2V, 4000mAh LiFePO4 battery. Compared to standard Lithium-ion batteries, its main advantages include:
High Safety: Chemically stable, heat-resistant, and less prone to fire or thermal runaway in case of overcharge or short circuit.
Long Cycle Life: Rated for over 500 cycles (with >80% capacity retention), making it more durable.
Stable Performance: Maintains good performance even in the shallow charge/discharge cycles typical of emergency lighting applications.
These characteristics make it particularly suitable for safety-critical products like emergency lights.
9. Q: What is the installation load capacity and the housing material of the luminaire?
A: The maximum supported load for the installation point is 1 kg. The installer must ensure the ceiling or mounting surface can support this weight. The luminaire body is made of PC (Polycarbonate). PC material offers high strength, impact resistance, heat resistance, and flame-retardant properties. Combined with the IP66 rating, this ensures a robust, durable, and safe housing.
10. Q: What is the communication method and battery life of the wireless remote control?
A: The dedicated wireless remote control (model AS-WRC01, included with the AS-E303S model) operates on a 4.33MHz frequency. Its control range is up to 30 meters in open areas, and a line-of-sight distance of 15 meters is recommended for reliable indoor use. The remote itself has very low power consumption (0.1W standby) and its built-in battery supports an exceptionally long life of up to 1000 days (approx. 3 years), minimizing the need for frequent battery replacements.
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