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SitemapPushbutton Switch (Cylindrical 22/25-dia.)
A22
Install in 22-dia. or 25-dia. Panel Cutout (When Using a Ring)
Data Sheet (1250KB)
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Ratings
Contacts (Standard Load)
| Contacts (Standard Load) | Rated voltage | Rated current (A) | |||
| Inductive load | Resistive load | Inductive load | Resistive load | ||
| 10A | 24 VAC | 10 | 10 | --- | --- |
| 110 VAC | 5 | 10 | |||
| 220 VAC | 3 | 6 | |||
| 380 VAC | 2 | 3 | |||
| 440 VAC | 1 | 2 | |||
| 24 VDC | --- | --- | 1.5 | 10 | |
| 110 VDC | 0.5 | 2 | |||
| 220 VDC | 0.2 | 0.6 | |||
| 380 VDC | 0.1 | 0.2 | |||
Note:
1. The above ratings were obtained by conducting tests under the following conditions.
(1) Ambient temperature: 20±2℃
(2) Ambient humidity: 65±5% RH
(3) Operating frequency: 20 operations/minute
2. Minimum applicable load: 10 mA at 5 VDC
Contacts (Microload)
| Rated applicable load | 50 mA at 24 VDC (Resistive load) |
| Minimum applicable load | 1 mA at 5 VDC |
LED Indicators
| Rated voltage | Rated current | Operating voltage |
| 6 VDC | 60 mA (20 mA) | 6 VDC ± 5% |
| 6 VAC | 60 mA (20 mA) | 6 VAC ± 5% |
| 12 VAC/VDC | 30 mA (10 mA) | 12 VAC/VDC ± 5% |
| 24 VAC/VDC | 30 mA (10 mA) | 24 VAC/VDC ± 5% |
Note: Values in parentheses are for blue Pushbuttons.
Super-bright LED Indicator
| Rated voltage | Rated current | Operating voltage |
| 24 VAC/VDC | 15 mA | 24 VAC/VDC ± 5% |
Incandescent Lamp
| Rated voltage | Rated current | Operating voltage |
| 6 VAC/VDC | 200 mA | 5 V |
| 14 VAC/VDC | 80 mA | 12 V |
| 28 VAC/VDC | 40 mA | 24 V |
Voltage-reduction Lighting
| Rated voltage | Operating voltage | Applicable lamp (BA9S/Base: 13) |
| 110 VAC | 100 VAC (95 to 115 V) | LED Lamp (A22-24A[]) |
| 220 VAC | 200 VAC (190 to 230 V) |
Characteristics
| Type | Pushbutton Switches | Emergency Stop Switches | Knob-type Selector Switches | Key-type Selector Switch | Indicator | ||||
| Item | Non-lighted models: A22-F A22-T A22-G A22-H A22-S A22-M A22-C A22-D | Lighted models: A22L-T A22L-G A22L-H A22L-C A22L-D | Non-lighted model: A22E | Lighted model: A22EL | Non-lighted model: A22S | Lighted model: A22W | Non-lighted model: A22K | M22 | |
| Allowable operating frequency | Mechanical | Momentary operation: 60 operations/minute max. | 30 operations/minute max. | Manual reset: 30 operations/minute max. Automatic reset: 30 operations/minute max. | --- | ||||
| Electrical | 30 operations/minute max. | --- | |||||||
| Insulation resistance | 100 MΩ min. (at 500 VDC) | ||||||||
| Dielectric strength | Between terminals of same polarity | 2,500VAC, 50/60Hz for 1min | |||||||
| Between each terminal and ground | 2,500VAC, 50/60Hz for 1min | ||||||||
| Vibration resistance | Malfunction * 1 | Malfunction * 2: 10 to 55 Hz, 1.5-mm double amplitude | |||||||
| Shock resistance | Destruction | 1,000 m/s2 | 1,000 m/s2 | 1,000 m/s2 | 1,000 m/s2 | 1,000 m/s2 | 1,000 m/s2 | 1,000 m/s2 | |
| Malfunction * 1 | 1,000 m/s2 max. | 600 m/s2 max. | 250 m/s2 max. | 1,000 m/s2 max. | 600 m/s2 max. | 1000 m/s2 max. | 600 m/s2 max. | ||
| Durability | Mechanical | Momentary operation: 5,000,000 operations min. | 300,000 operations min. | 500,000 operations min. | 100,000 operations min. | 500,000 operations min. | --- | ||
| Electrical | 500,000 operations min. | 300,000 operations min. | 500,000 operations min. | 100,000 operations min. | 500,000 operations min. | --- | |||
| Ambient operating temperature * 2 | -20 ° C to 70 ° C | -20 ° C to 55 ° C | -20 ° C to 70 ° C | -20 ° C to 55 ° C | -20 ° C to 70 ° C | -20 ° C to 55 ° C | -20 ° C to 70 ° C | -20 ° C to 55 ° C | |
| Ambient operating humidity | 35% to 85% RH | ||||||||
| Ambient storage temperature * 2 | -40 ° C to 70 ° C | ||||||||
| Degree of protection * 3 | IP65 (oil-resistant) | IP65 | IP65 (oil-resistant) | IP65 | IP65 (oil-resistant) | IP65 | IP65 (oil-resistant) | IP65 | |
| Electric shock protection class | Class II | ||||||||
| PTI (tracking characteristic) | 175 | ||||||||
| Degree of contamination | 3 (IEC947-5-1) | ||||||||
*1. Malfunction within 1 ms.
*2. With no icing or condensation.
*3. Degree of protection from the front of the panel.
Operating Characteristics (for SPST-NO/SPST-NC)
| Type | Pushbutton Switches | Emergency Stop Switches | Knob-type Selector | Key-type Selector Switch | |||
| Item | Lighted Nonlighted Pushbutton Switches | Push-lock turn reset system/ Push-lock, key reset | Push-pull | Manual reset | Automatic reset | Manual reset | Automatic reset |
| A22- F A22-T A22-G A22-H A22-C A22-D A22-S A22-M A22L-T A22L-G A22L-H A22L-C A22L- D | A22E A22EL A22E-[]K | A22E-[]P | A22S A22W | A22K | |||
| Total travel force (TTF) max. | 29.4 N | 44.1 N | 58.8 N | 0.34 Nm* | 0.25 Nm for two notches * 0.34 Nm for three notches * | 0.34 Nm* | 0.25 Nm for two notches * 0.34 Nm for three notches * |
| Total travel (TT) | 5.5 mm max. | 10 ± 1 mm | 5.5 ± 1 mm | Approx. 90 ° for two notches (Approx. 45 °for three notches) | Approx. 90 °for two notches (Approx. 45 °for three notches) | ||
| Resetting force (RF) min. | --- | 0.25 Nm max. * | 58.8N max. | 0.34 Nm max. * | --- | 0.34 Nm max. * | --- |
* Rotation torque for Emergency Stop Pushbutton, Knob-type Selector, and Key-type Selector Switches.
Caution: In the interenst of product improvement, specifications are subject to change without notice.
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