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You are here: Home » Products » Drop Wire (VX) Modules » 25-Pair Drop Wire Block with Cable
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25-Pair Drop Wire Block with Cable

  • DW-STUB-25

Product Description  


 

The box consists of a body and cover which houses a stub block. Provision for wall mounting is incorporated in the body of the box.

 The lid has various opening positions, which can be selected according to the amount of working space available, and is also fitted with a seal to limit water entry.

Grommets are provided for drop wire access (2 x 2 for small pair-counts and 2 x 4 for 30 pairs and above).

 The box locking mechanism is mounted through the cable stub and is effective on closing the box; to open the box again a special key or a screwdriver is required depending can be manufactured from 5 to 30 pairs in units of 5 and a terminal for pilot pairs may also be provided. The ground terminals of each pair are electrically connected to the cable shielding and to an external ground terminal. The unit is sealed with resin and the cable-block connection is sealed with heat-shrinkable tubing.

 The terminal block is manufactured separately and then screwed into the box. Blocks.


Products Specifications
Contact characteristics
Drop wire connector: Gauge range 0.4 to 1.2mm
insulation diameter: 5.0mm max
Pair connector: Gauge range 0.4 to 1.2mm
insulation diameter: 3.0mm max
Current conducting capacity
20A 10A per connector for 10 minutes at least without causing deformation of the module ( if 20A up to 30A is required, this is possible using a different GDT)
Insulation resistance
Dry atmesphere >10^12 Ω
Damp atmesphere(ASTMD618) >10^12 Ω
Salt fog(ASTMB117) >10^12 Ω
Immersion in water >10^12 Ω
(15 days in 3% NaCi solution)
Increase in contact resistance
After climatic tests <2.5m Ω
After 50 reinsertions <2.5m Ω
Dielectric strength >3000 Vdc for 1 minutes
Mechanical characteristics
Pair/drop qire housing screw Special passivated direct+lacquered zamac alloy
Drop wire housing body Transparent polycarbonate
Body Flame retardant (UL 94) glass-fiber reinforced polycarbonate
Insertion contacts Tinned phosphor bronze
Ground contacts Cu-Zn-Ni-Ag alloy
Lower sealant Epoxy resin
Upper cable sealant Silicone filled
Pair/drop wire bearing cover Polycarbonate
Continuity contacts Tinned hard brass
Pair/drop wire bearing cover Polycarbonate
Plug-in module body Flame retardant (UL 94 V0)glass-fiber reinforced polycarbonate
Plug-in module sealant Gel
"O"-Ring EPDM
Spring Stainless steel
Cable/drop wire membrance Thermoplastic rubberC


 

   

 


1.STB is a high reliability connection module, designed to with stand all existing climates.

2.Watertight by design, it provide the best service for the following applications:

Interface boxes UG/Aerial Networks

Distribution points

Customer termination devices.

3.Fits on DIN 35 rails

4.Very compact, overall dimensions allow to replace existing won protected solution by a high reliability solution

5.No special tool required, only by standard screw driver.


 Email: henry@cn-ftth.com   Tel: +86 574 27877377   Add: 15th Floor, Aolisai Building, No. 958, Qianhu North Road, Ningbo 315100, China.

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