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 Square D > On-line Catalog > Products > Push Buttons and Operator Interface > Push Buttons-Class 9001 Type K-30 mm
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Push Buttons-Class 9001 Type K-30 mm

Heavy Duty Operators


Environment
Conforming to Standards
Types K, KX, SK, and T: UL508, IEC 947-5-1, VDE 0106, CSA
Approval
UL: Push Buttons and Selector Switches—Pilot Lights and Illuminated Push Buttons Full Voltage and Resistor (120 V max.);
Pilot Lights and Illuminated Push Buttons Transformer.
CSA: Push Buttons and Selector Switches—Pilot Lights and Illuminated Push Buttons Full Voltage and Resistor (120 V max.); Pilot Lights and
Illuminated Push Buttons Transformer.
CE: Marked
Degree of Protection
Type K: NEMA 1, 2, 3, 3R, 4, 6, 12, and 13; Types KX and SK: NEMA 1, 2, 3, 3R, 4, 4X, 6, 12, and 13; Type T: NEMA 1, 2, 12, and 13.


Contact Block Characteristics
Nominal Thermal Current
UL508; NEMA A600-Q600, 10 A continuous thermal
Rated Power
AC-15 (3 A @ 240 Vac) and DC-13 (0.55 A @ 125 Vdc)
Cabling
Type KA: Screw and captive clamp terminals. Recommended torque 7 in-lb
Capacity: Minimum #24 AWG, solid or stranded; Maximum #12 AWG

Information on Type T—30 mm Foundry Duty Selector Switches can be found in Square D Catalog #9001CT0001.

Minimum Centerline Spacing for Type K & SK Control Units (see drawing below)
Legend Plate
Operator
Centerline Spacing (Inches)
A
B
C
D
E
F
Legend Plate Orientation Position #1
KN2
KN5
Standard Push Button
13/8" Dia. Mushroom
21/4" Dia. Mushroom
Selector Switch Knobs
1.75
1.75
2.25
1.75  
1.31
1.31
1.31
1.31  
1.44
1.44
1.44
1.44  
2.25
2.25
2.25
2.25  
1.69
1.69
2.25
1.69  
0.88
0.88
1.12
0.88  
KN3
Standard Push Button
13/8" Dia. Mushroom
21/4" Dia. Mushroom
Selector Switch Knobs
2.00
2.00
2.25
2.00  
1.31
1.31
1.31
1.31  
1.44
1.44
1.44
1.44  
2.25
2.25
2.25
2.25  
1.75
1.75
2.25
1.75  
0.88
0.88
1.12
0.88  
KN4
Standard Push Button
13/8" Dia. Mushroom
21/4" Dia. Mushroom
Selector Switch Knobs
1.94
1.94
2.25
1.74  
1.31
1.31
1.31
1.31  
1.44
1.44
1.44
1.44  
2.25
2.25
2.25
2.25  
1.62
1.62
2.25
1.62  
0.88
0.88
1.12
0.88  
KN6
Standard Push Button
13/8" Dia. Mushroom
21/4" Dia. Mushroom
Selector Switch Knobs
2.38
2.38
2.38
2.38  
1.62
1.62
1.62
1.62  
1.44
1.44
1.44
1.44  
2.25
2.25
2.25
2.25  
2.25
2.25
2.25
2.25  
1.12
1.12
1.12
1.12  
Legend Plate Orientation Position #2
KN2
KN5
Standard Push Button
13/8" Dia. Mushroom
21/4" Dia. Mushroom
Selector Switch Knobs
1.62
1.62
2.25
1.62  
1.31
1.31
1.31
1.31  
1.44
1.44
1.44
1.44  
2.25
2.25
2.25
2.25  
1.75
1.75
2.25
1.75  
0.88
0.88
1.12
0.88  
KN3
Standard Push Button
13/8" Dia. Mushroom
21/4" Dia. Mushroom
Selector Switch Knobs
1.75
1.75
2.25
1.75  
1.31
1.31
1.31
1.31  
1.44
1.44
1.44
1.44  
2.25
2.25
2.25
2.25  
2.00
2.00
2.25
2.00  
0.88
0.88
1.12
0.88  
KN4
Standard Push Button
13/8" Dia. Mushroom
21/4" Dia. Mushroom
Selector Switch Knobs
1.62
1.62
2.25
1.62  
1.31
1.31
1.31
1.31  
1.44
1.44
1.44
1.44  
2.25
2.25
2.25
2.25  
1.94
1.94
2.25
1.94  
1.00
1.00
1.12
1.00  
KN6
Standard Push Button
13/8" Dia. Mushroom
21/4" Dia. Mushroom
Selector Switch Knobs
2.25
2.25
2.25
2.25  
1.31
1.31
1.31
1.31  
1.62
1.62
1.62
1.62  
2.38
2.38
2.38
2.38  
2.38
2.38
2.38
2.38  
0.88
0.88
1.12
0.88  

For additional information, reference Catalog #9001CT0001.



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