The industrial Siemens Contactor 3RT2926-2PA01-0MT0, is a pneumatically time-delayed auxiliary switch for mounting to contactors. These timing module attachments integrate into a control system to introduce a delay before actuating a contact or releasing a circuit. Cranes use it to control critical timing operations. These may include trolley movement, hoist lowering, or safety interlocks. This ensures that specific actions only occur after the set delay. Delays help prevent immediate release of a load, which allows more time for safe positioning and coordinates crane movements. The Module also reduces the electrical load and potential failure points. Siemens strives to create high quality industrial electrical components that comply with safety standards, so order your part today!
Technical Specs:
- PNEUMATIC ON DELAY S0 0.1-30 SEC 1NO/1NC
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Size of contactor: S0
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Ambient temperature:
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during storage °C-50 … +80
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during operation °C-25 … +60
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- Protection class IP on the front IP20
- Mechanical service life (switching cycles) typical: 5 000 000
- Electrical endurance (switching cycles) at AC-15 at 230 V typical: 1 000 000
- Mechanical service life (switching cycles) with 3RT2.2 contactor: 5 000 000
- Adjustable pickup delay time s 30 … 0.1
- Insulation voltage with degree of pollution 3 rated
value: V 690
- Insulation voltage with degree of pollution 3 rated
- Mounting Type: Clip-on
- Mounting Position: Any
- Screw Type Terminals
For further information contact us or visit the manufacturer’s website below:





