LINE JACK UNIT No. 2
Single outlet, single circuit surface mounting LJU coloured white.

Dimensions - 67mm x 67mm x 25mm.

Fixing screws - 3.5mm.

2/1A = Master (has ringing capacitor, Line test resistor & lightning protector).
2/2A = PBX Master (no protector or resistor).
2/3A = Secondary (no protector, resistor or capacitor).
2/3B = Secondary.
2/3C = Secondary with reversed plug polarity.
2/4A = Master with screw terminations.
2/5A = PBX master with screw terminations.
2/6A = Secondary with screw terminations.
2/7A = Master for table top payphone (earth connection for lightning protector).

To prevent removal of the plug a Bar, Captive No. 2A can be fitted and this is fixed in place by LJU fixing screws.

 
 
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Last revised: September 29, 2021

FM