Description

Photometric characteristics

• Color temperature: 3000 K (warm white), code 830

• Color Rendering Index (CRI): ~85 Ra

• Luminous flux: approx. 1750 lumens at 25 °C, ~1950 lumens at 35 °C

• Efficacy: around 78 lm/W (25 °C) and 87 lm/W (35 °C)

Lifetime and lumen maintenance

• Service life (50% failures): about 24,000 hours with preheating

• Lumen maintenance at HF operation: 2000 h = 99 %, 8000 h = 93 %, 20,000 h = 84–90 %

Electrical characteristics

• Rated power: 24 W

• Lamp voltage: ~77 V (25 °C), ~75 V (35 °C)

• Lamp current at HF: ~0.295–0.300 A

• Dimmable: Yes

Physical characteristics

• Base / cap: G5 (mini bi-pin), green end caps (ALTO version)

• Length: approx. 549 mm (overall length ~563 mm)

• Diameter: ~16 mm (T5 format = 5/8 inch)

Environmental and additional data

• Mercury content: approx. 1.4 mg (low content)

• High lumen maintenance, energy efficient, ALTO green cap version compliant with environmental standards

Summary table