Application· Primary rate ISDN network nodes· PBX or computer to T1/CEPT Digital Trunks.· TDM MultiplexersPinoutSpecifications ELECTRICAL SPECIFICATION 5503 - 1 5503 - 2 5503 - 3 5503 - 4 5503 - 5 Line Impedance Ohms (4 - 6) 100/120 75 75,100 75, 100 100...
TEW5503: Application· Primary rate ISDN network nodes· PBX or computer to T1/CEPT Digital Trunks.· TDM MultiplexersPinoutSpecifications ELECTRICAL SPECIFICATION 5503 - 1 5503 - 2 5503 - 3 55...
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ELECTRICAL SPECIFICATION |
5503 - 1 |
5503 - 2 |
5503 - 3 |
5503 - 4 |
5503 - 5 | ||
Line Impedance |
Ohms |
(4 - 6) |
100/120 |
75 |
75,100 |
75, 100 |
100, 120 |
& 120 |
& 120 |
||||||
Turns ratio |
(4 - 6) : (1 - 3) |
1 : 2 |
1 : 2 |
2 : 1 |
1 : 1 |
1 : 2.41 | |
Inductance |
mH |
(4 - 6) |
> 1.2 |
> 0.7 |
> 4.8 |
> 1.2 |
> 1.3 |
Return Loss |
dB |
T1.408 |
G.703 |
n/a |
G.703 |
T1.408 | |
G.703 |
BS6328 |
G.703 | |||||
Longitud. Balance |
dB |
T1.408 |
I.431 |
T1.4408 |
T.408 |
T1.408 | |
I.431 |
I.431 |
I.431 |
I.431 | ||||
Dielectric Strength |
V r.m.s. |
1500 |
1500 |
1500 |
1500 |
1500 |