Allied-telesis AT-GS908 Manual do Utilizador descarregar pdf (Página 38)

Technical Specifications

Safety and Electromagnetic Emissions Certifications

Safety: UL 1950 (UL/cUL), EN60950 (TUV), EN60825

EMI: FCC Class A, EN55022 Class A, VCCI Class A,

C-TICK, EN61000-3-2, EN61000-3-3

Immunity: EN55024

Reliability: MTBF – 26,000 hours, system (includes

PCBA at 114,000 hours, fan module at

50,000 hours and power module at 99,000

hours)

The MTBF was predicted using Telcordia

SR-332 parts count method for a ground

benign environment at 30ºC.

MTTR – ½ hour for replacement unit on site;

24 hours for advance replacement

shipment

DOA Rate: < 0.1% for out of box (failure within 24

hours)

< 2.7% for early life (failure within 30 days)

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Allied-telesis AT-GS908 Manual do Utilizador Página 38