| 摘要 |
in a transmission wire or line connector sub-assembly capable of installation with one or more other such sub assemblies as a modular connector assembly, the connector sub-assembly comprises a connector unit (1) provided with two ports interconnected by means of an intermediate contact member; and two connector blocks (9), each carrying a primary contact, said primary contact being arranged at a connector block port and thereof to disconnectably engage the intermediate contact one at each of the connector unit ports, and at another end being arranged to receive an exchange or a subscriber transmission line and electrically connect the same to said primary contact, whereby, on engagement of the connector block port with a connection unit port, to make electrical connection with the intermediate contact therein. Unit (1) is in two halves held together by a body snap fitting with a rail (8). Block (9) comprises hinged parts closeable to make an id connection. Unit (1) includes a straight through contact, a test contact (3) and a surge arrester. <IMAGE>
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