Selection Guide

28 BLACKBURN MECHANICAL CONNECTORS
Cat. no.
Conductor range ( AWG or kcmil, Al or Cu) Dimensions (in.)
Max. Min. L W H D E F G
    







 
   

 

 







 


   

 

 







 


   

 

 







 


   

 

 







 


* NEMA spacing: 1
3
⁄4" centers except ADR25-12S: 1" centers.
Connectors accommodating conductors 600 kcmil and larger have double row of set screws (D suffix).
Cat. no.
Conductor range (AWG or kcmil, Al or Cu) Dimensions (in.)
Max. Min. L W H D E F G I
   

 














   

 














   

 

 







 




   

 

 







 




   

 

 







 

 


   

 

 







 

 


   

 

 







 

 


* Not CSA certified. U L
®
486B, AL9CU
“E” bolt size
G H
F
L
W
D
1
3
4
L
E bolt
size
D
W
I
G
H
F
—
Dual-rated mechanical connectors
Type ADR – ALCÜL
™
single-conductor, switchgear mount and two-conductor,
one-hole mount
—
Type ADR – ALCÜL
™
single-conductor, switchgear mount*
—
Type ADR – ALCÜL two-conductor, one-hole mount
Diagrams
Diagrams