Cixi Anshi Communication Equipment Co. Ltd

Model Number: AS-DDF-120 Brand Name: ANSHI Key Specifications/Special Features: Used for the distribution and transfer of digital signals between digital re-use equipment and digital distribution frame is used for the distribution and transfer of digital signals between digital re-use equipment and program controlled switching systems, as well as among digital re-use equipmentWith an open structure, the frame’s surface is sprayed with epoxy plastics by static electricity, with strong adhesion, it looks nice in shape and mild in colorDistribution space is roomy, it looks nice in shape and neat in wiring, large capacity, convenient installation, flexible disposition and modulatedconstructionWorking rate: 2MbpsPerformance impedance: 120Ω (balance)Intermediate resistance between the reed terminators: no more than 7mΩ between intermediate reed under the standard examination conditionCrosstalk ratio: ≥60dB (50kHz-3.1MHz)Insulation loss: ≤0.4dB (50kHz-3.1MHz)Backwave loss: ≥18dB (50kHz-3.1MHz)Intermediate resistance: (AC)/min no puncture or arc≥500V (under the standard examination condition)

≥500V (after of high-low temperature)

≥250V (after of humid)

Insulation resistance between high-voltage protection ground and frame: 500V DC

• ≥1x103MΩ (under the standard examination condition)
• ≥1x102MΩ (after of high-low temperature)
• ≥1x20MΩ (after of humid)

Pulling-out force:

• ≥24 (0.4)
• ≥38 (0.5)
• ≥52 (0.6)
• ≥96 (0.8)

Lifespan: 200 times
Programme controlled switching systems, as well as among digital re-use equipment
Environment condition: -5-40°C
Relative humidity <85% RH (30°C)
Atmospheric pressure: 70-106kPa
Materials: stainless steel and cuprum, cuprum gold plating over nickel