RELIANCE 0-49001-12 Reliance Electric PC Tachometer Drive Board

Product Description:0-49001-12

• Current Rating: The overload relay is typically rated for specific current ranges, which can usually be adjusted. It's essential to select the correct setting based on the motor specifications.
• Reset Type: The relay may feature automatic reset (it resets itself once the fault condition is resolved) or manual reset options (the operator must manually reset the relay).
• Mounting Options: Designed for easy installation, the relay can be panel-mounted or integrated into motor control systems.
• Fault Indicators: Some models include indicator lights or mechanisms that show when a trip has occurred, making it easier to troubleshoot issues.

Applications:

• Used in industrial motors and machine automation systems, this relay is crucial for environments where equipment is subjected to varying loads and conditions.

Benefits:

• Protection: It prevents damage to motors and connected equipment.
• Reliability: Regular monitoring and swift disconnection help improve equipment lifespan.
• Easy Integration: Designed to work seamlessly with RELIANCE Electric motor starters and drives.

Specifications (May vary):

• Voltage Rating: Specific voltage ratings compatible with your setup.
• Dimensions: Compact sizing for ease of installation.
• Durability: Built to withstand industrial environments, ensuring longevity.

Additional Considerations:

1. Compatibility: Make sure that the relay is compatible with your specific motor and control system.
2. Installation: Proper installation guidelines should be followed per manufacturer recommendations.
3. Consult Technical Support: For specific applications or if unsure about settings, contacting RELIANCE Electric customer support for more detailed assistance can be beneficial.

Features:0-49001-12

• Thermal Protection:

  • Protects electric motors against overheating by tripping the circuit if the current exceeds safe levels over time.

• Adjustable Current Settings:

  • Allows for custom settings to match the specific motor's rated current, enhancing flexibility across different applications.

• Manual/Automatic Reset Options:

  • Some models come with a manual reset that requires user intervention, while others may feature automatic reset capabilities after the overload condition is resolved.

• LED Indicator:

  • Many relays include indicator lights that signal when the relay has tripped, providing visual feedback for quick diagnostics.

• Compact Design:

  • Designed for easy installation in control panels or alongside motor starters, saving space in industrial environments.

• Durability:

  • Built to withstand harsh industrial conditions, including dust and temperature variations, ensuring reliable long-term operation.

• Easy Integration:

  • Compatible with RELIANCE Electric motor starters and control systems, which simplifies the setup and maintenance of motor circuits.

• Trip Class Ratings:

  • Available in different trip class ratings to suit various application needs, allowing for selection based on the specific response time required.

• Mechanical Reset:

  • Provides a mechanical reset feature that allows users to reset the overload relay manually to prevent accidental restarts after a fault condition.

• Thermal Time Delay:

  • Offers time delay settings to accommodate temporary overloads during startup or heavy load conditions, reducing nuisance trips.

Technical Parameters:0-49001-12

1. Current Rating:

   • Adjustable range based on the specific model, usually from 3.2 A to 32 A.
   • Ensure that the adjustment corresponds to the motor's full-load amps for optimal protection.

2. Voltage Rating:

   • Compatible with standard industrial voltages, typically up to 600 V AC.

3. Trip Class:

   • Class 10, 20, or other classifications depending on the application needs. This refers to the speed at which the relay will trip in response to an overload condition.
   • Class 10: Trip within 10 seconds for a locked rotor condition.
   • Class 20: Trip within 20 seconds for a locked rotor condition.

4. Reset Type:

   • Manual Reset or Auto Reset depending on the model configuration.

5. Temperature Range:

   • Operating temperature typically ranges from -20°C to +60°C (-4°F to +140°F).

6. Enclosure Rating:

   • Usually rated for IP20 (protected against solid objects greater than 12.5mm but not against water). Higher IP ratings may be available based on housing options.

7. Mounting Style:

   • Designed for DIN rail mounting or panel mounting for ease of installation.

8. Connection Type:

   • Equipped with terminals for screw connectors, allowing for easy wiring and maintenance.

9. Weight:

   • Lightweight design, often around 0.5 kg (1.1 lbs), depending on the specific model.

Applications:0-49001-12

1. Industrial Motor Control:

   • Used in systems that control AC or DC motors, ensuring safety and prolonging motor life by preventing overheating during operation.

2. Pumps:

   • Commonly employed in pump applications (e.g., water, hydraulic, and chemical pumps) where motors can experience overloads due to flow restrictions or obstruction.

3. Conveyor Systems:

   • Integrated into conveyor systems to protect motors from overload conditions caused by jamming or excessive load, ensuring continuous operation and safety.

4. Fans and Blowers:

   • Used in applications for fans and air blowers that can face varying resistance and load changes, providing thermal protection during operation.

5. Centrifuges:

   • Installed in centrifuges to safeguard motors from overheating during prolonged high-speed operations, particularly in processing industries.

6. Compressors:

   • Used in refrigeration and air conditioning compressors to protect against thermal overload during startup and operation under heavy loads.

7. Material Handling Equipment:

   • Employed in various types of material handling equipment such as hoists, lifts, and forklifts to enhance reliability and safety.

8. HVAC Systems:

   • Integral in controlling HVAC equipment motors, helping to maintain safe operating conditions.

9. Assembly Lines:

   • Applied in assembly line equipment to monitor motor performance and prevent damage from unexpected overloads.

10. Machine Tools:

    • Used in CNC machines and other machine tools to provide thermal overload protection for electric motors, contributing to equipment reliability and safety.

Customization:

1. Current Adjustment Settings:

   • Many thermal overload relays allow you to customize the settings for the trip current, making it possible to match the relay precisely to the motor's full-load amps.

2. Trip Class Settings:

   • Depending on the relay model, you may have options for selecting different trip classes (e.g., Class 10, 20). This customization allows you to define how quickly the relay will respond to overload conditions based on your application's specific needs.

3. Reset Options:

   • Choose between manual reset and automatic reset features based on operational requirements. This allows for tailoring the relay's functionality to specific safety protocols in your operation.

4. Mounting and Enclosure:

   • Depending on your setup, different mounting styles (such as DIN rail or panel mount) and enclosure types (providing varying degrees of ingress protection) can be selected based on the environment in which the relay will operate.

5. Indicator Features:

   • Some models may offer customization in indicator lights or visual status displays, allowing for easier monitoring of the relay's status.

6. Specialized Connections:

   • The ability to customize the type and style of electrical connections (e.g., screw terminal, spring terminal) can help in ensuring compatibility with existing wiring and systems.

7. Harmonized Communication Protocols:

   • In some cases, relays may be integrated into larger automation systems, enabling customization for communication protocols (like Modbus or Profibus) if the relay is part of a more advanced motor control setup.

8. Thermal Response Tuning:

   • Depending on application needs, some manufacturers might allow for specific tuning of the thermal response characteristics for unique application environments.

Considerations:

• Supplier Input: It is essential to consult with RELIANCE Electric or authorized distributors to explore available customization options, as not all features may be available for all models.
• Technical Support: Engage technical support to ensure that customized settings and features align with safety standards and operational requirements.
• Documentation: Always refer to detailed specifications and manuals for guidance on implementing customization features effectively.

Support and Services:0-49001-12

Our Product Technical Support and Services team is dedicated to providing timely and effective solutions to any issues you may encounter with our Other product. Our team of experts is available to assist you with product installation, configuration, troubleshooting, and maintenance.

We offer a range of support services, including phone and email support, online documentation and tutorials, and remote assistance. Our team is committed to helping you get the most out of our product and ensuring your satisfaction with our service.

If you have any questions or concerns about our product, please don't hesitate to contact our Product Technical Support and Services team for assistance.