ATM DIAL T.4219

 


DIAL
Front Rear

Dial No. 24C.  Interchangeable with T4213.  Design ensures long life and economical maintenance.  Double impulse delay feature.  Brass base with two positioning and one tapped lug for mounting.  Black finish, but stainless-steel fingerplate can be supplied if required. Impulsing contacts, platinum shunt contacts gold-silver.  Two-make shunt spring combination (a); other spring combinations can be supplied if required.  Can be supplied both numbered and lettered for use in Director areas or otherwise as required. 

Taken from the 1951 ATM Catalogue

 
 
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Last revised: October 06, 2012

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