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Main Distribution Frame

Posted at: Offers to Sell and Export | Posted on: Thu 11 Sep, 2008 8:14 am |
 
distribution frame
Products Photos CatalogDistribution Frame Photos Catalog



Capacity: 1200pair to 6000pair

Main distribution frame is applicable by various large-capacity programme


controlled switching systems, it is used to connect inside and outside cables, patch cords, to test and protect inner equipments and people’s lives. Suitable for large and small-capacity programme controlled telephone exchanges.

Ambient conditions:

Temperature: +5~+40℃

RH: <85% (+30℃)

Atmospheric pressure: 70~106 kPa

Electrical performance:

(1) Insulation resistance: ≥1000MΩ

(2) Dielectric strength: 1000V/1min without breakdown or arcing

(3) Contact resistance between reeds: ≤7 mΩ; increment of contact resistance after high/low temperature, temperature change and humid heat tests: ≤3mΩ

(4) Contact resistance of termination: ≤3mΩ; increment of contact resistance after high/low temperature, temperature change and humid heat tests: ≤2mΩ

(5) Airtightness: the uncorroded area accounts for more than 50% of the total area

(6) Contact pressure between reeds of the protector and those of protection block: >5N

(7) Pull-out force: >25N

Applicable conducting wires:

Single-strand plastic conducting wires with the core diameter of 0.4 ~0.60mm and the maximum outside diameter of no more than 1.4mm (including the insulating layer)

Plug-pull life: more than 200 times

Fire-retardant performance of plastic parts:

All plastic parts shall be fire retardant with the fire-retardant performance meeting the requirements as stated in YD/T 694-1999, “Main Distribution Frame”



Company Contact:

PowtechElectronics photo
Contact Name: Sales
Company Name: Qingdao Powtech Electronics Co., Ltd.
Email: Email
Tel: +86-532-88721735
Fax: +86-532-88721733
Street Address: No.177 Zhuzhou Road
(huite Industrial Park), High-tech
Park, Qingdao, China
Website: http://www.powtech-cn.com
Member name: PowtechElectronics
Country: China-CN China
Member Since: 11 September 2008
Total Leads: 12 PowtechElectronics Import Export Business Leads
Business focus: Adss Accessories, Inverters, Ups, Main Distribution Frame, Cross Connect Cabinet, Stg2000 Module
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