Emergency Stop Rotary Switch
Description
Technical Parameters
Products Description
- Product Type:AJ16 Rotary Switch
- Max.Rating Current:3A 250V AC
- Protection Degree:IP65
- Certificate:CE
- Operating Voltage: 250V
- Pole Configuration: Single pole, double pole
Product Features
- IP65 Protection Degree: This emergency stop rotary switch is designed with an IP65 protection degree, making it resistant to dust and water, ensuring its longevity in demanding working environments.
- 16mm Panel Cut Out: The switch is built with a 16mm panel cut out, allowing for easy installation and integration into various equipment and systems.
- Emergency Stop Functionality: Equipped with an emergency stop functionality, this switch provides immediate shutdown capability, allowing operators to quickly halt operations in case of emergencies.
- Waterproof Design: The waterproof nature of this rotary switch ensures reliable performance even in wet or humid conditions.
How It Works
The emergency stop rotary switch functions by interrupting the electrical current flow when activated. In case of an emergency, users can simply turn or press the switch to immediately cut off power supply to the machinery or equipment. This action halts the operation, preventing any further potential damage or harm.
FAQ:
1.How does an emergency stop switch work?
The working principle of an emergency stop switch typically involves the following components:
- Actuator: The emergency stop rotary switch has a prominent, easily accessible actuator, often in the form of a large red button or mushroom-shaped push button. When pressed, it triggers the emergency stop function.
- Contacts: Inside the switch, there are electrical contacts that control the flow of current. These contacts are normally closed, meaning that they allow electricity to flow through the circuit when the switch is in its normal, non-activated state.
- Break Mechanism: When the emergency stop button is pressed, it mechanically activates a break mechanism within the switch. This break mechanism forcibly opens the electrical contacts, interrupting the flow of current in the circuit.
- Latching: The emergency stop switch often has a latching mechanism that keeps the switch in the activated state even after the actuator is released. This ensures that the circuit remains open and the machine or process stays in the stopped position until the switch is manually reset.
- Control Circuit: The emergency stop switch is typically connected to a control circuit that monitors its status. When the switch is activated, the control circuit sends a signal to stop or disable the machine or process. This signal may trigger other safety measures, such as activating alarms or shutting down power to related systems.
- It's important to note that the exact working mechanism of an emergency stop switch may vary depending on the specific design and application. However, the fundamental principle remains consistent: pressing the emergency stop button triggers a mechanical and electrical action to quickly halt the machine or process, ensuring the safety of operators and preventing further risks or damage.
2.What is emergency stop button?
An emergency stop switch, also known as an emergency stop button or E-stop, is a safety device designed to quickly and effectively stop or shut down a machine or process in emergency situations. Its primary purpose is to safeguard human operators and prevent further damage or harm.
3.What is the difference between stop and emergency stop?
The main difference between a regular stop and an emergency stop (E-stop) is the urgency and purpose behind each action.
- Stop: A regular stop refers to a controlled and planned process of bringing a machine or process to a halt. It is a standard operational procedure that allows for a safe and orderly shutdown. A regular stop can be initiated by various means, such as a designated stop button, a control panel command, or a programmed sequence. It is typically used during routine maintenance, equipment adjustments, or when the machine or process needs to be temporarily stopped for operational reasons.
- Emergency Stop (E-stop): An emergency stop, on the other hand, is an immediate and unplanned action taken in response to an emergency situation or a hazard that poses an immediate threat to safety. An E-stop is meant to be a rapid and decisive means of stopping a machine or process in order to prevent injury, damage, or a potentially dangerous situation from escalating. It is typically initiated by pressing an emergency stop button or engaging an emergency stop function.
4.Can this switch be used in wet environments?
Absolutely, the waterproof design of this switch allows for reliable performance even in wet or humid conditions, making it suitable for a wide range of environments.
If you have any other questions, please contact us, we will reply you ASAP.

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Technical Parameters
| Product Type |
AJ16 Rotary Switch |
|
Max.Rating Current |
3A 250V AC |
|
Contact Resistance |
≤50mΩ |
| Insulation Resistance |
≥1000MΩ |
| Dielectric Strength |
1500V AC ,1min |
|
Electronic Life |
250,00 cycles |
|
Mechanical Life |
50,000 cycles |
|
Operating Temperature |
-5℃~75℃ |
|
Protection Degree |
IP44 |
|
Certificate |
CE |
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