SE Digest 178

30 mm Push Buttons

Type K and SK Accessories Class 9001 / Refer to Catalog 9001CT1103

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Potective Boots for Type K and SK Operators

Table 19.293: Protective Boots For Non-Illuminated Push Buttons [152]

Type [153]

Clear Color for

Type [153]

Color

Black Red Blue Brown Green Yellow Clear Clear

KU1 Standard knob selector switch

KU17

KU2 KU3 KU4 KU5 KU6 KU7

Gloved-hand cap for use on standard knob selector switch

KU18

KU1

KU17

Standard pilot light and maintained contact push buttons

KU27

KU8 Push-to-test and illuminated push button without guard

KU37

(Provides Full Guard) KU47 NOTE: These Type KU protective boots are recommended for very dirty environments or severe hose down, but they are not required for UL Type 4 rating on the Type K operators or UL Type 4 or 4X rating on the Type SK operators. The K1 wrench (see Wrenches for Type K and SK Operators, page 19-101) is required for installation of these boots. Closing Plates for Type K and SK Operators Table 19.294: Closing Plates Description Type Illuminated push button with guard

KU37

KU27

Gray

K51 [154]

K52 [154]

Black

Round (1-1/2 in. Dia.)

For Dimensions, see catalog 9001CT0001

19 PUSH BUTTONS AND OPERATOR

INTERFACE

[152] Use KU27 for maintained contact push buttons. [153] When ordering, add prefix 9001 to the catalog number. [154] Meets UL and NEMA 1, 2, 3, 4, 4X, 6, 12 and 13.

19-98

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11/20/2019