Indian Standard : specification for low-voltage switchgear and controlgear - part 3 switches, disconnectors, switch disconnectors and fuse combination units  circuit breakers 

 - New Delhi  Bureau of Indian Standards  1993 
 - 54p.  
<br/><br/> IS 13947(part 3) : 1993 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Indian Standard