Contact Arrangement: Various Refer overleaf

Nominal Rated Voltage: 12V, 24V & 50V dc

Typical Operate Time 150 ms

Typical Release Time 20 ms

Approximate Weight: 1.14kg

Note: Refer to the following data sheets:

•• 7-1-1 for general information and contact

ratings.

•• 7-2-1 for dimensions.

•• 8.2 for tools.

•• 8.3 for plugboard and connector details.

Refer overleaf for specific data.

General data

Designed primarily for use in railway signalling circuits, but can be used in other applications requiring a reliable

safety relay. Typical applications include repeater, control and indication functions. The style QN1 forms the basis

of the ‘Q’ range of relays.

The variations of this relay style are listed overleaf. Where a relay corresponds exactly to a type listed in a BR Spec.,

the Spec. No. is shown in the remarks column.

Description