Description：
Fiber optic cable transfer box is used as a equipment for outside incoming network trunk cable and wiring nodes to achieve outdoor fiber optic cable wiring devices, it can be  realized the optical fiber splicing storage and scheduling functions. It is enabling outdoor floor and overhead installation
1、YD/T778-2006《Optical Distribution Frame》
2、YD/1272-2005《SC/PC Single mode fiber optical moveable adaptor technical demand》
3、YD/1272.4-2007《FC/PC Single mode fiber optical moveable adaptor technical demand》
4、YD/T988-2007《Telecommunication fiber optical Splice Closure》
5、YD/T925-1997《Optical Fiber Termination Box》

Product characteristics：
1.The box itself uses integrated modules that enlarge the capacity and make high density
2.The box is used free painted high-strength polyester SMC material, with good anti-corrosion and anti-aging properties
3.There is a protective sleeve when fiber optic cable through the hole in metal plate, the pigtail core radius of curvature is greater than 37.5mm
4.When cable comes into the box, the radius of curvature is greater than 15times of the cable diameter
5.It has good sealed performance, and reach the standard GB/T4208 of IP65
6.With good installation performance, with protecting from destruction function
7.The box has a secure and reliable cable fixing and ground protection device
8.The material of the transfer box is SMC, the capacity is 0-576 core
9.All steel plate are made of zinc galvanized sheet metal.
10.All fastener are made of stainless steel or nickel plated. 
Technology characteristics：

1. The grounding device is isolated with the cabinet ,isolation resistance is2000 MΩ/500V(DC)
2. The with stand voltage between grounding device and cabinet is3000V(DC)/1Min no puncture on flashover
3. Insertion Loss 1.31.55um LD light source Single Mode 0.18dB Muti-mode:0.30dB
4. Return loss:1.31.55umLD light source Single Mode PC45dB UPC 50dB APC 60dB

5. Sealed performance of the box is good, and reach the standard GB4208 of IP65

Operating environment：
1. Working temperature: -40℃-60℃ 

2. Relative temperature: 95%（40℃）

3. Atmospheric pressure: 70-106Kpa