Figure 4-42: Pme1_63 Traffic Cable - Eci Telecom NPT-1020 Installation And Maintenance Manual

NPT-1020 Installation and Maintenance Manual
C
AUTION: Do not exert excessive tightening torque to secure the cable connector, as this may
damage the PME1_21.
To connect E1 cables between the xDDF-21 and the external DDF:
Coaxial cables are used for connecting unbalanced E1s between the xDDF-21 and the external DDF. A

pair of coaxial cables is used for each E1 and can be prepared on site. The cable end connecting to the
xDDF-21 is terminated with a DIN 1.0/2.3 connector. The connector on the other end of the cable
depends on the connector used in the external DDF. For the connection of coaxial cables, see
and Connecting Coaxial
4.9.4.4 Traffic Cable for PME1_63
The PME1_63 has a special 272-pin VHDCI female connector for connecting to its 63 x E1 interfaces. A
special cable offered by ECI is used to make the connection.
The cable is constructed of three main parts:
Double 136-pin VHDCI male connector with three pairs of 30AWG cable tails

Conversion cable-size box

Three pairs of 26 AWG cables

ECI Telecom Ltd. Proprietary
Cables.

Figure 4-42: PME1_63 traffic cable

Installing Equipment
Routing
4-45