GEC No. 5600 Type
PRIVATE AUTOMATIC EXCHANGES
A small unit having maximum capacity of 10 lines. The use of relays for all switching operations, in a unit of this size, gives a simple and compact arrangement of apparatus. Simplicity of installation is a particularly notable feature. A hinged plate, accommodating the relays, is swung forward to disclose line and power terminals. These are of the screw type and connection is made merely by use of a screwdriver. The unit is designed for wall mounting and is provided with a steel cover. Telephones are connected to the unit by twin conductors if suitable earth connexions are obtainable at points adjacent to the telephones, or, alternatively, by triple conductors.
The type of instrument suitable is
Telephone No. 94 (DC Ringing).
Last revised: November 25, 2021