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Home | Products | DCN-16U Digital subscribers exchange unit

DCN-16U Digital subscribers exchange unit

DCN-16U digital subscribers exchange unit is designed for operation as a part of DCN digital Intercom and PA/GA system on the basis of DCN-2 or DCN-Q4E switching processor module and provides for interfacing with digital subscriber equipment by Uk0-interface. DCN-16U transmits digital data between 15 subscriber Uk0-interfaces and E1 line of a central exchange unit. In addition, there is a version of DCN-16U with built-in DCN-Q4E switching processor module.

Parameter
Value
Rated voltage, V
-48
Supply voltage range, V
from -36 to -60
Consumption power, at most, (excluding phantom supply), W
20
Electrical protection class (under GOST IEC 61140-2012)
III
Climatic category according GOST 15150-69
NF4.1^1)
Protection degree provided by shells (under GOST 14254-2015)
IP40
Seismic resistance category (under NP-031-01)
I
Safety Class (under NP-001-15)*
3H (Normal)
Air temperature range, ºC
from -5 to +55
Atmospheric pressure, kPа
from 84 to 106,7
Relative air humidity at 25 °С, %
up to 80
Dimensions, maximum, mm
483×227×44
Weight, maximum, kg (excluding the weight of DCN-16U subscribers’
connection cable and the weight of connection cable via E1 DCN-Q4E)
2,5
Maximum number of switched subscriber devices
15
* The product conformity with Safety class 4H under NP-001-015 is admitted. 1) Conditioned locations or partially conditioned air.

DCN-16U digital subscribers exchange unit is designed for operation as a part of DCN digital Intercom and PA/GA system on the basis of DCN-2 or DCN-Q4E switching processor module and provides for interfacing with digital subscriber equipment by Uk0-interface. DCN-16U transmits digital data between 15 subscriber Uk0-interfaces and E1 line of a central exchange unit. In addition, there is a version of DCN-16U with built-in DCN-Q4E switching processor module.
DCN-16U allows connection of desktop and wall-mounted digital intercom stations, at a distance of up to 6 kms.
DCN-system has improved high speech bandwidth – 6.8 kHz. It has improved speech clarity and makes it possible to use equipment in noisy areas.

  • Connection of up to 15 digital subscriber devices to DCN system by the digital two wire subscriber interfaces Uk at a distance of max. 6 km;
  • Local control and diagnostics using two-colour LED indication on the front panel of subscriber interface and E1 line status;
  • Creation of low capacity DCN system (up to 15 digital subscribers, expandable up to 60 subscribers when connecting additional DCN-16U), for a version with DCN-Q4E module;
  • “Phantom” power supply of subscriber units by Uk0-interface line;
  • DIN41612С socket for connection of digital subscribers, a group of phantom power fuses, strip of jumpers for power supply to subscriber units;
  • DRB-25FA socket for 4 E1 lines connection cable of DCN-Q4E module, if installed, on the back panel;
  • The connection cable is equipped with screw terminals for connecting lines of subscriber Uk0-interfaces that are located on a DIN-rack mountable board. There are failure signal relays on the cable board.
Document
Version
Language
Date
Action
Passport
pdf
20
Russian
English
09.02.2021
Link copied
UserManual
pdf
21-13
Russian
English
09.02.2021
Link copied
DataSheet
pdf
CV.1.7.20
Russian
English
17.06.2020
Link copied