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КРЭ-16-1 Floor Distribution Box


КРЭ-8-1 Floor distribution box is designed for assembling on the floors in high–rise buildings. It provides up to 16 floor/floors users connection to optical provider’s network.


КРЭ-16-1 provides assembling of PLC optical splitters with divisions from 1/2 to up to 1/16. КРЭ-16-1 has 6 cable inputs for 32 mm diameter tube.

The distinctive peculiarity of this very model is that besides standard vertical cable input there is possibility of side tube/cable incoming. For this purpose in the rear wall there are additional cable fixing elements to income cable from the side and there are additional elements for central cable strength element fixing.

КРЭ-16-1 Box provides possibility of distribution cable/ cables (up to 16 pigtails) welding with pigtails.

The important peculiarity of the box is possibility of its turned over assembling; the door may be replaced from one side to another.

Technical specifications

КРЭ-16-1 Box overall dimensions (WхHхD) – 200х250х88 mm.
Box is protected from unauthorized access. IP-43 protection class according to State Standard 14254-96.
Paint – polymeric coating, RAL 7032 PE, shagreen, rough structure, glossy.
Metal thickness – 1,2 mm.
Operating temperature: from -100С to +400С.
U 3category climate design location according to State Standard 15150-69.
Maintenance term of warranty – 1year.
Input line cable number (recommended) – from 2 to up to 4 (maximum number of ОКГонг type cable – up to 6).
Strength member fixing number – 3.
Cable inputs number (32 mm diameter tube) – 6.
Splitters number – 2.

Design features

Back wall


There are 4 pressed out holes at the back wall of the box in order to fix the box to the wall by means of dowels. Holes bulge provides even mounting of the box to uneven wall. Mounting dowels are included to the box set.

At the back wall there are cable straps for vertical floor cable fixing and there are also optical cable strength member straps there.

In the center of the back wall there is optical cassette for 16 protection sleeves assembling.

At the rear wall of the box near each input there are straps for cable jackets’ fixing. Optical cable may be fixed by means of cable straps (included into set) or by means of metal clip to made fixing more safe (not included into set). There are also special elements for optical cable strength elements fixation (aramid, fiberglass reinforced plastic bar FRP and so on).

In the center of the rear wall there is an optical cassette ОК24. Excess module organizer is placed under the optical cassette (one module turn in organizer is equal to 850-900mm).

Drop-out panel


Drop-out panel is placed in the center of the box. In internal side of the panel there are elements for splitters usage, if any (set is installed by default):


  • A place for assembling 1 optical duplex SC connector for 2 PLC splitters input connection;
  • T-shaped perforation for optical splitter’s fixing;
  • Cable organizers for splitter/splitters excess laying out.

On the front side of the panel there is a plank for 8 SC connectors (number of connectors is customized). There is also T-shaped perforation for cable straps to fix user’s single-fiber flexible FTTH G.657A cable.


Cable inputs


There are 6 cable inputs in the box: 2 inputs symmetrically at the top and at the bottom on the right side, 2 inputs symmetrically at the top and at the bottom on the left side for purpose of box’ turning over; 2 inputs on the right and left walls for tube incoming from the side. On the left (or on the right, if the project requires) there are 2 cable inputs, which are placed symmetrically at the top and at the bottom of the box. Cable inputs which are placed on the right and left walls and inputs, placed on the right at the top and at the bottom of the box are sealed by means of metal blind joints to provide unauthorized access. According to the project metal blind joints are replaced with rubber plugs which are included into the set (there are 3 plugs in the set, 2 of them are installed at the factory).




КРЭ-16-1 Box’s door is locked by means of Eurolock type lock.

Inside door surface is packed. It is possible to replace the door from the right side (set at the factory) to the left one.

“Kazakhtelecom” Company logotype is printed on the front door. (Company name and logotype may be customized).

Ordering information

Distribution Box configuration is specified according to the following reference signs:



16-1 –Model modification
А – Optical port type
B –Optical connector polish type
С – Port numbers (up to 16)
D – Number of ports for splitters connection inputs (up to 2)
E – Pigtails number
F – Pigtails number for splitters
G –Protection sleeves number (up to 24)
H – Splitters’ division (2, 4, 8, 16)
I –Splitters number


Example of reference signs for КРЭ-16-1 Floor distribution box (without splitters - 0- sign), with SC connectors, APC polish, total amount of users’ ports - 16, with 16 pigtails and 16 protection sleeves for welding.


КРЭ-16-1-SC/APC-16/0-16/0-16-0/0 Box

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