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Contact key
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Product Description
The Contact Key is a fundamental switching device used in electrical circuits to manually open or close the flow of current. Commonly used in physics laboratories for demonstration and experimentation with circuits, it enables controlled activation of current for brief or sustained durations. Made from durable, conductive metals with insulating bases, Contact Keys are essential components in circuit testing, timing devices, and low-voltage experimental setups.
Description
Primary Uses
Laboratory Applications
- Used in physics labs to manually control the flow of current in electrical circuit experiments.
- Integrated in electromagnetism demonstrations to activate coils, relays, and other devices.
- Utilized in timing circuits and pendulum-triggered experiments.
- Supports experimental setups in voltage-current relationship studies.
Industrial Applications
- Employed in small-scale industrial test benches for circuit control.
- Used in equipment requiring momentary switching or intermittent signal activation.
- Applied in quality testing of low-voltage electrical components.
Secondary Uses
Other Industrial Uses
- Integrated into educational lab training kits for vocational and technical training.
Used in prototype and R&D environments for hands-on switching in control circuits.
KEY PRODUCT FEATURES
Basic Identification Attributes
- Product Type: Manual Electrical Switch
- Material: Conductive metal contacts with insulated base
- Function: Manual control of current in a circuit
Physical & Chemical Properties
- Construction: Spring-loaded or lever-type switch
- Contact Material: Copper or brass
- Base Material: Bakelite or other insulating polymer
- Voltage Handling: Typically low-voltage applications (below 24V)
- Durability: Designed for repeated use in experimental setups
Safety & Hazard Attributes
- Electrical Risk: Low, suitable for low-voltage circuits
- Mechanical Risk: Minimal; use under supervision in high-energy setups
- Toxicity: Non-toxic materials used
- Allergen Information: None identified
Storage & Handling Attributes
- Storage Conditions: Store in a dry place to prevent corrosion of metal contacts
- Handling Precautions: Avoid exposure to moisture; ensure terminals are clean for optimal conductivity
Regulatory & Compliance Attributes
- Manufactured in accordance with lab safety standards
- Electrically tested for reliability and durability
Environmental & Health Impact
- Recyclable metal and plastic components
- Minimal environmental impact; safe disposal under standard electronic waste guidelines
SAFETY HANDLING PRECAUTIONS
Safety Handling Precautions
- Always use within recommended voltage limits
- Ensure circuit is de-energized before adjusting connections
First Aid Measures
- Electrical Shock: Unlikely at low voltage; seek medical attention for persistent discomfort
- Skin Contact: No chemical hazards; wash if irritation occurs from dirt or residue
Firefighting Measures
- Fire Hazards: Non-flammable in standard use
- Extinguishing Media: Dry chemical, COâ‚‚, or foam if part of broader electrical fire
Special Precautions: Disconnect power supply before addressing electrical fires
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