20 Pair Distribution Box for Terminal Block, China DRP Box, 20 Pair VX Termination Box, 20 Pair STB Box


Summit Telecom is China leading manufacturer provides 20 Pair Distribution Box for Terminal Block, DRP Box, etc. in Outside Plant Copper Cable Termination.
 

  • Description:
1. Item Code: ST VX-TBL-20P
2. 20 Pair Distribution Box consists of a body and cover which house VX Terminal Blocks on a DIN rail. Provision for wall mounting is incorporated in the box body.
3. 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.
4. Grommets are provided for dropwire and pair access.
5. The locking mechanism of 20 Pair VX Terminal Box is mounted in the base and is effective on closing the box; to open the box again a special key or a screwdriver is required depending upon the lock type.
6. The Distribution Box for Terminal Block is especially recommended for:
a) Outdoor connections where the environmental conditions are extremely aggressive
b) Terminations where user development characteristics require future flexibility in terms of the type of protection or filtering capabilities.
 

  • Technical characteristics:

    Characteristics of the contact connection
    Connector of the distributive wire
 
Range of the section: diameter 0,4… 1,2 mm
Diameter on the isolation: it is maximal 5 mm
The current-response characteristics: 20 A (10 A on each conductor) during not less than 10 min, without the deformation of the module
Insulation resistance *  
“Dry” atmosphere: > 10 12 Ohm
“Moist” atmosphere (standard ASTM Of d618, procedure F): > 10 12[Om]
Salt fog: (standard ASTM Of b117) > 10 10 Ohm
Immersion beside the water: (15 days before 3% solution Of naCI) > 10 10 0[m]
The contact resistance  
R of material + R of the contact cross connection + by R of the contact connection of the wires < 10 m
Increase in the contact resistance  
After climatic testings: <2,5 m 
After 50 connections - turning offs: <2,5 m
Dielectric strength: >3 kV of direct current during 1 minute
 
  • Mechanical characteristics:
 
Base     Polycarbonate RAL 7035
Cover Polycarbonate RAL 7035
Cable grommet EPDM
Dropwire grommet Thermoplastic Rubber
Pair/drop wire housing screw Special Passivate Diret+Lacquered Zamac Alloy
Drop wire housing body Transparent Polycarbonate
Body V-0 glass-fiber reinforced polycarbonate