A22E/A22NE-P/A22NE-PD
Emergency stop switch
The A22E/A22NE-P/A22NE-PD line-up offers E-Stop switches with various head types. For flexible application, a wide range of accessories is provided. To set up easy installation and maintenance, various contact combinations are available.
- Direct opening mechanism to open the circuit when the contact welds
- With a latching mechanism to prevent operating errors
- Lock lever for easily mounting and removing the unit
- Use 25-dia. ring to install in 25-dia. panel cutouts.*
- In a model equipped with Lock-lever-linked contact function, the improper installation of the switch unit can be detected. (A22NE-PD)
*Switches with an IP69K degree of protection do not support the 25-dia.
Specifications & ordering info
| Product | Number of contacts, normally-open | Number of contacts, normally-closed | Unlocking method | Diameter cap | Hole diameter | Mounting method | With lighting | With lock lever contact function | Button text | Text color | Lighting voltage | Connection type auxiliary circuit | Description | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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0 | 1 | Turn unlatching mechanism | 40 mm | 22 mm | Build-in | No | No | None | N/A | N/A | Screw connection | Emergency stop switch, screw terminal, non-illuminated, 40 mm dia, push-lock/turn-reset, 1NC |
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0 | 2 | Turn unlatching mechanism | 40 mm | 22 mm | Build-in | No | No | None | N/A | N/A | Screw connection | Emergency stop switch, screw terminal, non-illuminated, 40 mm dia, push-lock/turn-reset, 2NC |
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0 | 2 | Turn unlatching mechanism | 40 mm | 22 mm | Surface mounting | No | No | None | N/A | N/A | Screw connection | Emergency stop switch, 24 VAC / VDC , 40 mm dia., push-lock / turn-reset, DPST-NC, within a control box |
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1 | 1 | Turn unlatching mechanism | 40 mm | 22 mm | Build-in | No | No | None | N/A | N/A | Screw connection | Emergency stop switch, screw terminal, non-illuminated, 40 mm dia, push-lock/turn-reset, 1NC + 1NO |
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1 | 1 | Turn unlatching mechanism | 40 mm | 22 mm | Surface mounting | No | No | None | N/A | N/A | Screw connection | Emergency stop switch, 24 VAC/DC , 40 mm dia., push-lock/turn-reset,,SPST-NO + SPST-NC , within a control box |
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0 | 2 | Turn unlatching mechanism | 30 mm | 22 mm | Build-in | No | No | None | N/A | N/A | Screw connection | Emergency stop switch, non-illuminated, 30 mm dia., push-lock/turn-reset, 2 x SPST-N/C, IP65 |
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0 | 1 | Turn unlatching mechanism | 40 mm | 22 mm | Build-in | Yes | No | None | N/A | 24 VAC/DC | Screw connection | Emergency stop switch, 24 VAC/DC illuminated, 40 mm dia., push-lock/turn-reset, SPST-NC, IP65 |
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0 | 2 | Turn unlatching mechanism | 40 mm | 22 mm | Build-in | Yes | No | None | N/A | 24 VAC/DC | Screw connection | Emergency stop switch, illuminated, 40 mm dia., push-lock/turn-reset, IP65 |
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0 | 1 | Turn unlatching mechanism | 40 mm | 22 mm | Build-in | Yes | No | None | N/A | 24 VAC/DC | Spring clamp connection | Emergency stop switch, 24 VAC/DC illuminated, 40 mm dia, push-lock/turn-reset, SPST-NC, Push-in |
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0 | 1 | Turn unlatching mechanism | 40 mm | 22 mm | Build-in | No | No | None | N/A | N/A | Spring clamp connection | Emergency stop switch, Push-In, non-illuminated, 40 mm dia, push-lock/turn-reset, 1NC |
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0 | 1 | Turn unlatching mechanism | 40 mm | 22 mm | Surface mounting | No | No | STOP | Black | N/A | Spring clamp connection | E-Stop, push-in, 1NC, 40-dia. head Medium Turn-reset. with integrated control box |
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1 | 1 | Turn unlatching mechanism | 40 mm | 22 mm | Build-in | Yes | No | None | N/A | 24 VAC/DC | Spring clamp connection | Emergency stop switch,Push-in, 24 VAC/DC illuminated, 40 mm dia, push-lock/turn-reset, NO +NC |
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1 | 1 | Turn unlatching mechanism | 40 mm | 22 mm | Build-in | No | No | None | N/A | N/A | Spring clamp connection | Emergency stop switch, Push-In, non-illuminated, 40 mm dia, push-lock/turn-reset, 1NC+NO |
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1 | 1 | Turn unlatching mechanism | 40 mm | 22 mm | Surface mounting | No | No | STOP | Black | N/A | Spring clamp connection | E-Stop, push-in, 1NC+1NO, 40-dia. head Medium Turn-reset. with integrated control box |
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0 | 2 | Turn unlatching mechanism | 40 mm | 22 mm | Build-in | Yes | No | None | N/A | 24 VAC/DC | Spring clamp connection | Emergency stop switch, Push-in, 24 VAC/DC illuminated, 40 mm dia, push-lock/turn-reset, 2NC |
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0 | 2 | Turn unlatching mechanism | 40 mm | 22 mm | Build-in | No | No | None | N/A | N/A | Spring clamp connection | Emergency stop switch, Push-In, non-illuminated, 40 mm dia, push-lock/turn-reset, 2NC |
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0 | 2 | Turn unlatching mechanism | 40 mm | 22 mm | Surface mounting | No | No | STOP | Black | N/A | Spring clamp connection | E-Stop, push-in, 2NC, 40-dia. head Medium Turn-reset. with integrated control box |
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1 | 2 | Turn unlatching mechanism | 40 mm | 22 mm | Build-in | No | No | None | N/A | N/A | Spring clamp connection | Emergency stop switch,Push-In, non-illuminated, 40 mm dia, push-lock/turn-reset, 2NC+NO |
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0 | 3 | Turn unlatching mechanism | 40 mm | 22 mm | Build-in | No | No | None | N/A | N/A | Spring clamp connection | Emergency stop switch,Push-In, non-illuminated, 40 mm dia, push-lock/turn-reset, 3NC |
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0 | 2 | Pull release | 40 mm | 22 mm | Build-in | No | No | None | N/A | N/A | Spring clamp connection | Emergency stop switch, Push-in, non-illuminated, 40 mm dia, push-lock/pull-reset, 2NC |
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Accessories
Ordering information
Common to Screw Terminal Block types (A22E)/Push-in Plus Terminal Block types (A22NE-P/A22NE-PD) (Order Separately)
| Item | Appearance | Classification | Remarks | Order code | |
|---|---|---|---|---|---|
| Legend Plates for Emergency Stop |
 |
60-dia. black letters on yellow back-ground | Used in combination with the washer rubber when the level of protection is to be met between panels. |
A22Z-3466-1 | |
| 90-dia. black letters on yellow back-ground | A22Z-3476-1 | ||||
| 60-dia. black letters on yellow background | Cannot be used in combination with the Control Boxes. Used in combination with the washer rubber when the level of protection is to be met between panels. |
A22Z-3466-2 | |||
| Hole Plug |  |
Round | Used for covering the panel cutouts for future panel expansion. Black color. |
A22Z-3530 | |
| Connectors |  |
Applicable cable diameter | 7 to 9 dia. | Plastic connector used to extend a cable from the Switch Box. | A22Z-3500-1 |
| 9 to 11 dia. | A22Z-3500-2 | ||||
| 25-dia. Ring |  |
– | Use when mounting to a panel with a 25-dia. hole. Material: Rubber, Level of protection: IP65
2
Switches with an IP69K degree of protection
do not support the 25-dia. |
A22Z-R25 | |
| 30-dia. Resin Attachment |
 |
– | Use when mounting to a panel with a 30-dia. hole. A rubber washer (A22Z-R) is provided with the product. |
A22Z-A30 | |
| Lock Ring |  |
– | The body is equipped with a Lock Ring. This Lock Ring is used when a more secure lock feature is -required. |
A22Z-3360 | |
| Tightening Tool | – | Used for tightening the mounting ring from the back side of the panel, and for removing the cap in lighted models. |
A22Z-3905 | ||
| E-stop Shroud for EMO, Yellow |
 |
– | Provides SEMI-S2/SEMATECH APPLICATION GUIDE FOR SEMI-S2 compatibility. The SEMI-S2-compatible Shroud and legend plate for EMERGENCY OFF come as a set. Use with an A22E Emergency Stop Switch (for emergency shutoff)
2 ,These Shrouds are for use with the equipment only that conforms to SEMI standards. Do not use them for any other applications (e.g. emergency stop switches for machines or devices such as Machine tools, Printing presses, Industrial machinery, etc).
2
The Control Boxes cannot be used in combination with the A22Z-3476-1 Legend Plates for Emergency Stop or the A22Z-EG⬜ E-stop Shrouds. |
A22Z-EG1 | |
| E-stop Shroud for EMO, Yellow |
 |
Legend plate for EMERGENCY OFF is not -included. |
Provides SEMI-S2/SEMATECH APPLICATION GUIDE FOR SEMI S2 compatibility. Use with an A22E with EMO indication. (for -emergency off)
2
The Control Boxes cannot be used in combination with the A22Z-3476-1 Legend Plates for Emergency Stop or the A22Z-EG⬜ E-stop Shrouds. |
A22Z-EG10 | |
| E-stop Shroud for EMS, White |
 |
– | Provides SEMI-S2/SEMATECH APPLICATION GUIDE FOR SEMI-S2 compatibility. The SEMI-S2-compatible Shroud and legend plate for EMERGENCY STOP come as a set. Use with an A22E Emergency Stop Switch. (for emergency stop)
2 ,These Shrouds are for use with the equipment only that conforms to SEMI standards. Do not use them for any other applications (e.g. emergency stop switches for machines or devices such as Machine tools, Printing presses, Industrial machinery, etc).
2
The Control Boxes cannot be used in combination with the A22Z-3476-1 Legend Plates for Emergency Stop or the A22Z-EG⬜ E-stop Shrouds. |
A22Z-EG1-W | |
| E-stop Shroud for EMS, White |
 |
Legend plate for EMERGENCY STOP is not -included. |
Provides SEMI-S2/SEMATECH APPLICATION GUIDE FOR SEMI S2 compatibility. Use with an A22E with EMS indication. (for emergency stop)
2
The Control Boxes cannot be used in combination with the A22Z-3476-1 Legend Plates for Emergency Stop or the A22Z-EG⬜ E-stop Shrouds. |
A22Z-EG10-W | |
| E-stop Shroud, Yellow |  |
Spacer Unit is not included. | SEMI-S2/SEMATECH APPLICATION GUIDE FOR SEMI S2-compatible Shroud. (for emergency shutoff)
2 ,These Shrouds are for use with the equipment only that conforms to SEMI standards. Do not use them for any other applications (e.g. emergency stop switches for machines or devices such as Machine tools, Printing presses, Industrial machinery, etc).
2
The Control Boxes cannot be used in combination with the A22Z-3476-1 Legend Plates for Emergency Stop or the A22Z-EG⬜ E-stop Shrouds. Use together with an A22E Emergency Stop Switch. |
A22Z-EG2 | |
| One Spacer Unit is included. | A22Z-EG21 | ||||
| Two Spacer Units are included. | A22Z-EG22 | ||||
| E-stop Shroud for EMO, Yellow |
 |
– | Provides SEMI-S2/SEMATECH APPLICATION GUIDE FOR SEMI-S2 compatibility. The SEMI-S2-compatible Shroud and legend plate for EMERGENCY OFF come as a set. Use with an A22E Emergency Stop Switch. (for emergency shutoff)
2 ,These Shrouds are for use with the equipment only that conforms to SEMI standards. Do not use them for any other applications (e.g. emergency stop switches for machines or devices such as Machine tools, Printing presses, Industrial machinery, etc).
2
The Control Boxes cannot be used in combination with the A22Z-3476-1 Legend Plates for Emergency Stop or the A22Z-EG⬜ E-stop Shrouds. |
A22Z-EG3 | |
| Rubber Packing |  |
– | Used together with accessories. Contains 10 packings. |
A22Z-R | |
Note:
- Accessories for A22Z-EG1: one “EMERGENCY OFF” label, two rubber packings, and one lock ring
- Accessories for A22Z-EG10: one rubber packing and one lock ring (without label)
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