PABX No. 3 Pictures

The GPO were not allowed to install any large PABX installation, so this was left to approved PABX suppliers.  The GPO/BT however, had to maintain the equipment once installed and connected to the Network.

The PABX 3 was installed by Ericsson/Plessey, GEC, TMC & STC.

Click here for Plessey PABX No. 3

Click here for GEC PABX No. 3


pabx3sw.jpg (45164 bytes)

5 position suite with cable turning section on right hand side


pabx3sw1.jpg (42229 bytes)

4 position suite


pabx3_2.jpg (28043 bytes)

The apparatus rooms in Luton Police Station.
These were recovered around 1987 when they were replaced by a Digital PABX.
Rectifier and test set shown in middle of picture with the MDF to the right.

50 line extn rack on left with a 100 line extn rack on right.

Note on nearest rack - Only one final selector on the top row - this an enquiry selector.

The row below this are finals selectors.

First selectors are on the bottom row with line finders above.


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Last revised: December 04, 2018