Square D Digest 179

22 mm Push Buttons

XB4 Selector Switches Refer to Catalog DIA5ED2121212EN

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XB4 Selector Switches

Table 19.34: Non-Illuminated Selector Switches [9]

Number and Type of Positions

Color

Standard Lever [10]

Extended Lever

Catalog Number

ZB4BD2

ZB4BJ2

Black

2-maintained

ZB4BD4 Standard Lever

ZB4BJ3 Extended Lever

2-momentary from right to left

Black

ZB4BD4

ZB4BJ4

ZB4BD3

ZB4BJ3

Black

3-maintained

3-momentary to center

Black

ZB4BD5

ZB4BJ5

3-momentary from left to center 3-momentary from right to center

Black

ZB4BD7

ZB4BJ7

ZB4BD8

ZB4BJ8

Black

Table 19.35: Non-Illuminated Key Switches [9] Type of Operator

Catalog Number ZB4BG2 ZB4BG02 ZB4BG4

Number and Type of Positions

2-maintained

ZB4BG8

2-momentary from right to left

ZB4BG6

ZB4BG0

Key (No. 455) NOTE: Thesymbol indicates key withdrawal position(s). Other key numbers: —key no. 421E: add the suffix 12 to the catalog number. —key no. 458A: add the suffix 10 to the catalog number. —key no. 520E: add the suffix 14 to the catalog number. —key no. 3131A: add the suffix 20 to the catalog number. —key no. 8D1: add the suffix D to the catalog number. Example: The catalog number for a head with key no. 421E for a 2 position maintained, lockable selector switch, with key withdrawal from the left-hand position, becomes: ZB5AG212

ZB4BG3

ZB4BG03

3-maintained

ZB4BG04

ZB4BG5

19 PUSH BUTTONS AND OPERATOR

ZB4BG9

ZB4BG09

ZB4BG1

3-momentary from left to center

ZB4BG01

3-momentary to center

ZB4BG7

INTERFACE

ZB4BG8

3-momentary from right tocenter

ZB4BG05

ZB4BG08

Table 19.36: Sequence of Contacts on Selector Switch Bodies Unit Type Selector Switches 2-position

3-position

0°

315°

315°

45°

45°

Note : L=Left, C=Center, R=Right, O=Open, X=Closed

Up Down

Operator Plunger Position

Contact Block Location

LCRLCRLCRLCRLCR OOOXXXXXOOOOOXX

N.O. N.C.

Contacts

XXXOOOOOXXXXXOO For Legends, refer to XB4 Legend Holders, page 19-24, XB4 Legend Inserts, page , and XB4 Legend Sheets, page . For Selector Switch Sequence, refer to Sequence of Contacts on Illuminated Selector Switch Bodies, page 19-19.

[9] For contact configurations, see Sequence of Contacts on Selector Switch Bodies, page 19-16. [10] For colored lever, add the following code to the end of part number: 01–white, 03–green, 04–red, 05–yellow, 06–blue (Example: ZB4BD2 04 ).

19-16

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