BELLSET No. 33


The Bellset No. 33 was fitted inside a Box Coin Collecting No's 14D & 14E, in Automatic areas and connected to a Telephone No. 238.

This Bellset was produced with a cable entry hole, in the centre, which has a shroud to prevent the wiring interfering with the bell mechanism.  A jack fitted to the lower right is where the coin mechanism connects.

There are three variants of the Bellset No. 33.  Variations are:-
Mark 1 - Original specification - Uses Coil Induction No. 22.
Mark 2 - Modified mounting plate and the 30 ohm Resistor was not fitted.
Mark 3 - Electrical circuit has been changed to prevent fraud and fitted with Coil Induction No. 27.
 

Bellset included (1946):-
1 x Bell, No. 59A, Unmounted.
1 x Condenser, M.C., No. 102.
1 x Bell-gong No. 2, Nickelled.
1 x Bell-gong No. 2A, Nickelled.
1 x Jack, No. 59.
1 x Resistor, Coil, No. 12 - 30 Ohms.
1 x Resistor, Coil, No. 12 - 200 Ohms.
1 x Clip, No. 29.
1 x Coil, Induction, No. 27.
2 x Washers, Locking, No. 1210.

Bellset included (1956):-
1 x Bell, No. 59A, Unmounted.
1 x Capacitor, Paper, No. 7705.
1 x Bell-gong No. 2, Nickelled.
1 x Bell-gong No. 2A, Nickelled.
1 x Jack, No. 59.
1 x Resistor, Coil, No. 12 - 120 Ohms.
1 x Clip, No. 51D.
1 x Coil, Induction, No. 27.
2 x Washers, Locking, No. 1-2 BA.


Circuit diagram - N533.
Drawing - 90549.

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The picture blow shows were the parts are located.  The Induction coil is upper left, the Capacitor is lower centre, the 200 ohm Resistor is just below the right hand bell gong and a bell ringer with two gongs.

Bellset No. 33 mark 3

 

Bellset No. 33 Mark 1 installed in a coin box.
This has the later mounting plate which is pre drilled for relays and coils.


 
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Last revised: June 04, 2022

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