Model Number: NBB-401B Key Specifications/Special Features: Feature:· The comers of the cabinet are formed by using special arc shaping mould with its surface electrostatic spraying and nice appearance· SMC Kelon cabinet with protection grade IP65, suitable for rapid climate change and harsh working environment· The cabinet door applies special sealing material, waterproof door lock and three-point lock, secure and reliable, good sealing· Plug-in FC, SC, LC and ST adapters (for ST adapters, additional accessory is needed.)· Technical parameters compliant with YD/T988-1998 standard· Enough fiber routing and storage space inside· Cable fixation units can fix 1-6 cables· Reliable cable fixation device and grounding device· Clear and integral markingTechnical parameter:· Environmental temperature: -40°C to +60°C
· Relative humidity: ≤95% (+40°C)
· Air pressure: 70-106KPa
· Connector loss (repeatability and exchangeability included): ≤0.50dB
· Insertion loss: ≤0.20dB
· Return loss: APC≥60dB, UPC≥50dB, PC≥45dB
· Voltage resistance: ≥3000V(DC), 1 min no puncture, no arc-over
· Insulation resistance: ≥2×104MΩ/500V (DC)
· Flame retardant: standard GB/T5169.7—1985 compliant
· All surfaces of the cabinet can endure vertical pressure more than 980N

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