Installation Guide

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F-175
Connectors & Grounding — Blackburn
®
Mechanical Connectors
Dual-Rated Mechanical Connectors
Cat. No.
CoNduCtor raNge
(aL or Cu) dimeNsioNs (iN.)
max. miN. L W H d e F g
adr25-12s 250 kcmil 3/0 Str. 3 1
13
⁄16
1
⁄2
3
⁄8
1
⁄4 2
adr35-12s 350 kcmil 4 Str. 4
11
⁄16 1
1
⁄4 1
9
⁄16
23
⁄32
1
⁄2
7
⁄16 3
5
⁄16
adr50-12s 500 kcmil 400 kcmil 4
11
⁄16 1
1
⁄4 1
9
⁄16
23
⁄32
1
⁄2
7
⁄16 3
5
⁄16
adr80-12ds 800 kcmil 300 kcmil 6
3
⁄16 1
5
⁄8 1
7
⁄8
23
⁄32
1
⁄2
9
⁄16 3
7
⁄16
adr99-12ds 1,000 kcmil 350 kcmil 6
3
⁄16 1
5
⁄8 1
7
⁄8
23
⁄32
1
⁄2
9
⁄16 3
7
⁄16
* 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).
“E” Bolt Size
Type ADR — ALCÜL
™
Single-Conductor,
Switchgear Mount*
Cat. No.
CoNduCtor raNge
(aL or Cu) dimeNsioNs (iN.)
max. miN. L W H d e F g i
adr11-21 1/0 Str. #14 1
15
⁄32 1
7
⁄32
25
⁄32
7
⁄16
1
⁄4
3
⁄16
27
⁄32
35
⁄64
adr21-21* 2/0 Str. #14 1
15
⁄32 1
1
⁄4
25
⁄32
27
⁄64
1
⁄4
3
⁄16
27
⁄32
21
⁄32
adr25-21 250 #6 Str. 2
9
⁄16 1
41
⁄64 1
3
⁄16
7
⁄8
3
⁄8
1
⁄4 1
9
⁄16
13
⁄16
adr35-21 350 #6 Str. 2
7
⁄8 1
59
⁄64 1
1
⁄4
7
⁄8
1
⁄2
1
⁄4 1
3
⁄4
61
⁄64
adr60-21 600 #2 Str. 3
3
⁄16 2
13
⁄32 1
9
⁄16
5
⁄8
1
⁄2
7
⁄16 1
13
⁄16 1
7
⁄32
adr80-21 800 300 3
3
⁄8 3
3
⁄16 1
15
⁄16
7
⁄8
5
⁄8
1
⁄2 1
3
⁄4 1
5
⁄8
adr99-21 1000 500 3
3
⁄8 3
3
⁄16 1
15
⁄16
7
⁄8
5
⁄8
1
⁄2 1
3
⁄4 1
5
⁄8
* Not CSA Certified.
U L 486B
AL9CU
Type ADR — ALCÜL
™
Two-
Conductor, One-Hole Mount
G H
F
L
W
D
1
3
⁄4
L
E Bolt
Size
D
W
I
G
H
F