International Electrotechnical Commission <br/><br/>
IEC: 62246-1-2002; Reed contact units - part 1: Generic specification 

 - 1 
 - Geneva  IEC  2002 
 - 2-53 
<br/><br/> Downloaded from IEC Website 
<br/><br/><label>ISBN: </label>2-8318-6315-5 
<br/><br/><label>Universal Decimal Class. No.: </label> /