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30POTS over E1 PCM Multiplexer

View : 526
Type : voice over E1
Description :

This device is 1U, there 6U rack card type, which provides telephone outputs 30.

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This device is 1U, and there 6U rack card type, which provides telephone outputs 30, Equipment electrical parts for the whole digital circuits, machine reliability, stability, low power consumption, high integration, small size, and easy installation and maintenance. Many customers are telecommunications operators E1 leased lines used in computer networking, this equipment can be rented at the E1 line opened a few road phone, and you can make free calls between headquarters and branch offices of this.

Features

Based on self-copyright IC

Can monitor the remote alarm status

E1 interface complies with G.703, adopts digital clock recovery and smooth phase-lock technology

Voice port supports FXO and FXS port, 2/4 wire audio interface, Magnet phone, FXO port docking with program-controlled switchboard, FXS port connected to the user’s telephone

1~30Channel voice access, supports caller ID feature and reverse polarity billing functions

Support various sites’ mutual number allocation function

Can detect the end device is power-off or the E1 line is broken when they lost signal, through the LED indicates alarm

Provide 2 clock types: E1 master clock and E1 line clock

Support 6U 13 slots rack plug-in, can realize centralized SNMP,1U type can equipment with independent SNMP.

Multiple power mode options: AC220V, DC-48V / DC24V and so on.

Telephone interface with lightning protection, lightning reached IEC61000-4-5,Short circuit current wave 8/20μs,open-peak output voltage 6KV standards

Parameters

  • E1 Interface

Interface Standard: comply with protocol G.703;
Interface Rate: n*64Kbps±50ppm;
Interface Code: HDB3;

E1 Impedance: 75Ω (unbalance), 120Ω (balance);

Jitter tolerance: In accord with protocol G.742 and G.823

Allowed Attenuation: 0~6dBm

 

  • FXS Phone Interface

Ring voltage: 75V

Ring frequency:     25HZ

Two-line Impedance: 600 Ohm (pick up)

Return loss: 40 dB

 

  • FXO Switch Interface

Ring detect voltage: 35V

Ring detection frequency:     17HZ-60HZ

Two-line Impedance: 600 Ohm (pick up)

Return loss: 40 dB

 

  • EM 2/4 Line

AD: 0dB

DA: 0dB

Two/Four-line Impedance:    600 Ohm

Return loss: 20 dB

 

  • Working environment

Working temperature:     -10°C ~ 50°C

Working Humidity:     5%~95 % (no condensation)

Storage temperature: -40°C ~ 80°C
Storage Humidity:         5%~95 % (no condensation)

Specifications

Model

FCC-E1O30/FCC-E1S30

Functional Description

30*POTS(FXO/FXS/2 wire Voice)E1 Mux,19inch 1U Type

Power

Power supply: AC180V ~ 260V;DC –48V;DC +24V

Power consumption: ≤10W

Dimension

Product Size:  19inch 485X138X45mm(WxDxH)

Weight

19inch  2.4KG

Application

application of POTS FXS/FXO over E1 PCM Multiplexer

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