| DATA
INTERFACE |
| Synchronous |
SDU:
48, 56 or 64Kbps (V.11/V.35)
CO64: 64 Kbps (G.703)
N64: Nx 64 Kbps (Ethernet, IEEE 802.3)
ISDN: 2B+D 160 Kbps (U-interface)
IDL-128: 64 or 128 Kbps (2B1Q)
MDL-1152: 384 to 1,152 Kbps (2B1Q)
|
|
|
| Asynchronous
|
ADU:1.2
to 38.4 Kbps (V.24/V.28)
E1AX:2Mbps (G.703) |
LINE TRANSMISSION |
| Line
Rate |
STM-1:
155.52Mbps ¡Ó20ppm
FOX: 49.152Mbps ¡Ó50ppm
E1: 2.048Mbps ¡Ó50ppm
E3: 34.368Mbps ¡Ó20ppm
|
|
|
| Line
Code |
STM-1:
NRZ , Scrambled
FOX/FOE: NRZ1, Scrambled
E1: HDB3
E3: HDB3 |
|
|
| Loss
Budget |
Fiber:
(1310nm) -25dBm
Fiber: (1550nm) -33dBm |
|
|
| Companding |
A-Law
8bits/time slot(G.711) |
|
|
| Impedance |
E1:
120/75 £[¡Ó5%(G.703)
E3: 75 £[(G.703) |
|
|
| Repeater
Spacing |
E1
maximum 7@34dB |
RINGING |
| Ringing
Frequency |
16.7~50Hz
(Provisionable) |
|
|
| Ringing |
Voltage
60,65,85 or 95 Vrms (Provisionable) |
GENERAL |
| System
Synchronization |
2.048
Mbps external¡Ó50ppm (G.703)
64 Kbps external¡Ó50ppm composite clock |
Alarms
Powering |
Critical/Major/Minor/ACO
LET/RST -42 to -63 VCD @4 Amp max.
RSC 220/110 VAC, 50-60Hz (Outdoors) |
| Shelf
Size |
17.8cm
x 48.5cm x 25.4cm (HxWxD) |
SIGNALING |
| Subscriber
Signaling |
Loop
Start, Ground Start, or E&M |
| Payphone |
12/16kHz
pulse or reverse battery |
VOICE INTERFACE |
|
Impedance:
600/900/Complex (Impedance)
Frequency Response: +0.5~-1.0dB(300~3400Hz)Idle channel
Noise: ¡Ø-65dBm0
Cross Talk: ¡Ø-67dBm0
Return Loss: ¡£18/28dB(2W/4W)
Longitudinal Balance: ¡£60dB(300~3400Hz) |
SUBSCRIBER LOOP |
|
Loop
Resistance: ¡Ù1800£[
Off-Hook Voltage: ¡£48 V
Loop Current: 24mA |
BROADBAND |
| INTERFACE
ADSL |
Standard:G.992.1,G.992.2,ANSI
T1.413 Issue 2
AAL Type: AAL5
ATM Service Class:UBR/CBR/VBR
ATM UNI Support :UNI3.1/UNI4.0 PVC |
| UNIT
DESCRIPTION |
Broad Unit |
ATMU-STM-A
ATMU-T3
ATM-IMA
ATU-CD (G.dmt)
ATU-CL(G.lite)
ATU-CS(G.SHDSL) |
ATM
stm-1 Transceiver Unit
ATM T3 Transceiver Unit
ATM 4E1IMA Transceiver Unit
G.dmt ADSL Unit
G.lite ADSL Unit
G.SHDSL Unit
|
Data Channel Unit |
E1AX
E1V5
ISDN PRI
L-ISDN
R-ISDN
ADU
SDU
CO64
LAN
N64
MDL-1152
IDL-128
NTU-1152
NTU-128 |
E1
Asynchronous Transceiver Unit
V5 Interface Unit
ISDN Primary Rate Interface Unit
LET ISDN 6-Channel Unit
RST ISDN 6-Channel Unit
Asynchronous Data Unit
Synchronous Data Unit
Co-directional 64 Kb/s Unit
Nx64K Data Unit (Ethernet)
Nx64K Data Unit (V.35)
Mulit-rate SDSL NTU
IDSL 128K Data Unit
Multi-rate SDSL NTU
ISDN U-Interface 128K NTU
|
Voice Channel Unit |
LI-POTS
RI-POTS
LI-APOTS
RI-APOTS
ITO
E&M |
LET
POTS Unit
RST POTS Unit
LET Advanced POTS Unit
RST Advanced POTS Unit
2W/4W Transmission Only Unit
2W/4W E&M Channel Unit
|
Transceiver Unit |
FO-XCVR
FOSC-XCVR
FOE-XCVR
STM1-XCVR
E1X-XCVR
E3X-XCVR
E1HD-XCVR
MD11-XCVR
B6X-XCVR |
Fiber
Optic Transceiver Unit
Fiber Optic SC Type Transceiver Unit
Extended Range Fiber Optic Transceiver
STM-1 Fiber Optic Transceiver Unit
G.703 E1 Transceiver Unit
G.703 E3 Transceiver Unit
E1 HDSL Transceiver Unit
MDSL Transceiver Unit
EIA-530 RF Transceiver Unit |
Common Unit |
L-PSU
R-PSU
CPU
ELU
EBC
MTU
V5P
ISDNCLK
NMI
SMU |
LET
Power Supply Unit
RST Power Supply Unit
Central Processing Unit
Expansion Link Unit
Expansion Bank Control Unit
Metallic Test Unit
V5 Processing Unit
ISDN Clock Unit
Network Management Interface Unit
Subscriber Maintenance Unit |
Others |
CBA
EBF
FAA
RMS-1000
WDM
RSC |
Channel
Bank Assembly
Multi-mode fiber jumper cable for connecting ELU and EBC
Fuse and Alam Assembly
Remote Monitoring Switch
Wave-length Division Multiplexer
Remote Subscriber Cabinet(Outdoors) |
ENVIRONMENTAL |
|
-20~60¢J,
5%~95% Relative Humidity (Non-condensing) |
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