Página 36 - BURNDY

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A-28
Mechanical
BURNDY
®
Canada: 1-800-387-6487
www.burndy.com
US: 1-800-346-4175
Blue highlighted items are industry standard and most frequently ordered.
TYPES K4A-U, KK4A-U
UNIVERSAL TERMINAL
(Four Conductor)
For Aluminum and
Copper Conductors
These dual-rated four conductor lugs are
constructed from high strength aluminum
alloy and electro tin-plated to provide low
contact resistance.
AL9CU
* “N” indicates NEMA standard stud holes.
All 4N items See note page A-2
Listed torque values are for maximum conductor sizes
accommodated. Consult UL486 Tables 7-4, 7-5, 7-6 for
smaller conductor sizes.
TYPES K11A-U,
K21A-U, K22A-U
UNIVERSAL TERMINAL
For Aluminum and
Copper Conductors
Dual-rated panelboard lugs are constructed
from high strength extruded aluminum alloy
and electro tin-plated to provide low contact
resistance.
Fig. 1
Fig. 2
Fig. 3
Fig. 4
Fig. 5
Fig. 1
Fig. 2
AL9CU
Wire Range
Stud
Recommended
Catalog
Fig.
Aluminum or
Hole
Dimensions
Tightening
Number*
No.
Copper
Size
D
L
N W E
T
H
Torque in-lb
K4A29U-4N
1
Four: 6 Str. - 250 kcmil
3
4
3.69
.31
1.19
K4A31U-4N
1
Four: 6 Str. - 350 kcmil
3
4.31
5.04
.31
1.38
275
KK4A36U-4N
2
Four: 2 Str. - 600 kcmil
1/2
3.34
5.63
.63
5
1.75
.44
1.69
KK4A40U-4N
2
Four: 300 - 800 kcmil
3
6.19
6
.56
1.88
375
Wire Range
Stud
Recommended
Catalog
Fig.
Aluminum or
Hole
Dimensions
Tightening
Number
No.
Copper
Size
D
L
N W E
T
H
Torque in-lb
K11A30U
1
Two: 6 Str. - 300 kcmil
5/16
.94
3.00 .47 1.00
— .31
2.00
275
K11A34U-2
2
Two: 4/0 Str. - 500 kcmil
1/4
2.91 .25 1.44 .69
.63
2.38
K11A36U-2
3
Two: 2 Str. - 600 kcmil
1.50
K21A36U-2
4
Three: 2 Str. - 600 kcmil
2.50
K22A36U-2
5
Four: 2 Str. - 600 kcmil
3/8
2.31
4.91 .38 2.50 1.38 .75
3.00
375
K11A39U-2
3
Two: 1/0 Str. - 750 kcmil
1.69
K22A39U-2
5
Four: 1/0 Str. - 750 kcmil
3.06