Standard pushbuttons, Mushroom head pushbuttons, Maintained pushbuttons – Hubbell Push Button Elements 2040-1 User Manual

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Push Button Elements

Specification Sheet

2040-1

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hubbell industrial controls, inc.

Push Button Elements

Specification Sheet 2040-1

Page 2 of 4

Standard Pushbuttons

Hubbell's standard 22.5mm pushbuttons feature polyester construction for superior

corrosion resistance, and the #6 terminal screws have self-lifting captive wire

clamps to accommodate #22 through 2 - #12 wires per terminal. The pushbuttons

mount in a round 22mm or 7/8" hold and directly interchange with competitive

units. These pushbuttons are rated for NEMA 1, 2, 3/3r, 4/4X, 12 and 13

installations and are UL/CSA approved.

No. of Contacts

No. of

Speeds

N.O.

N.C.

Button

Color

Part

Number

One
One
One
One
One
One
Two
One
One
One

1
1
1
1
0
1
2
2
2
2

1
1
1
0
1
0
0
2
2
2

Black

Red

Green

Black

Red

Green

Black
Black

Red

Green

2040-80320-100
2040-80320-101
2040-80320-102
2040-80320-103
2040-80320-104
2040-80320-105
2040-80320-110
2040-80320-400
2040-80320-401
2040-80320-402

Mushroom Head Pushbuttons

Hubbell's mushroom head pushbuttons are constructed to the same standards and

quality as the standard pushbuttons. Mushroom heads are available in black, red,

green, or a special "Stop" red. Mushroom caps are easily replaced or

interchanged in the field without special tools.

No. of Contacts

No. of

Speeds

N.O.

N.C.

Button

Color

Part

Number

One
One
One
One
One
One
One
One

1
1
1
1
2
2
2
2

1
1
1
1
2
2
2
2

Black

Red

Green

"Stop" Red

Black

Red

Green

"Stop" Red

2040-80322-100
2040-80322-101
2040-80322-102
2040-80322-103
2040-80322-400
2040-80322-401
2040-80322-402
2040-80322-403

Maintained Pushbuttons

Hubbell's maintained pushbuttons are available in two variations. Single button

mushroom head "push-pull" units are stand alone buttons that are commonly used

for a maintained "emergency stop" function which has "push-to-stop/push-to-start"

operation. Single maintained buttons are used with another operator and an MRI

"maintained reset interlock" to provide two button operations for either

"maintained/maintained" or "maintained/momentary" action.

No. of Contacts

No. of

Speeds

N.O.

N.C.

Button

Color

Part

Number

"Push-Pull"
"Push-Pull"
"Push-Pull"

Button
Button
Button

1
1
1
1
1
1

1
1
1
1
1
1

Black

Red

Green

Black

Red

Green

2040-80323-100
2040-80323-101
2040-80323-102
2040-80323-103
2040-80323-104
2040-80323-105

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