Schneider VW3A7741 Braking resistor - 60 ohms - 0.5 kW - IP20
Product Description
Schneider VW3A7741 Braking Resistor - 60 Ohms - 0.5 kW - IP20
Product Overview:
The Schneider VW3A7741 Braking Resistor is an essential component designed to enhance the performance and safety of your variable frequency drive (VFD) systems. Engineered for precision and reliability, this resistor is ideal for applications requiring effective braking and energy dissipation.
Key Features:
- Resistance Value: 60 Ohms
- Power Rating: 0.5 kW (500 Watts)
- Protection Rating: IP20
- Dimensions: [Include dimensions if available]
- Weight: [Include weight if available]
Technical Specifications:
- Nominal Resistance: 60 Ω ensures optimal current flow and heat dissipation, providing precise control over braking functions.
- Power Rating: With a power dissipation capability of 0.5 kW, this braking resistor is well-suited for high-performance applications where reliable braking is critical.
- IP20 Rating: The IP20 protection rating signifies that the resistor is protected against solid objects greater than 12.5 mm but does not provide protection against water ingress. This makes it ideal for use in controlled environments where mechanical protection is a priority.
Applications:
The Schneider VW3A7741 Braking Resistor is designed for use in conjunction with Schneider Electric’s variable frequency drives to manage regenerative braking energy. It is particularly effective in applications requiring rapid stopping of motors or dynamic braking, such as:
- Industrial Machinery: Ensures smooth and controlled stopping of motors in manufacturing and processing equipment.
- Elevators and Escalators: Enhances safety and efficiency by managing braking energy in vertical transport systems.
- Automated Systems: Provides reliable braking solutions for robotics and automated material handling systems.
Benefits:
- Enhanced Safety: Effective energy dissipation reduces the risk of overheating and potential damage to drive systems.
- Improved Performance: Optimal resistance value ensures efficient braking, contributing to smoother operation and longer equipment life.
- Versatile Use: Compatible with a range of Schneider Electric VFDs, making it a flexible choice for various industrial applications.
Installation and Maintenance:
- Installation: The VW3A7741 Braking Resistor is designed for easy installation in standard enclosures. Ensure proper mounting and ventilation to maintain optimal performance.
- Maintenance: Regular inspection is recommended to ensure that the resistor remains free from dust and debris. Verify that the resistor is functioning within its specified parameters to avoid potential issues.
Compliance and Standards:
- Quality Assurance: Manufactured to meet stringent quality standards, ensuring reliable and consistent performance in demanding environments.
Order Information:
- Part Number: VW3A7741
- Manufacturer: Schneider Electric
- Availability: Contact your local Schneider Electric distributor or sales representative for pricing and availability.
For more information or technical support, please visit Schneider Electric’s official website or contact our customer service team.
Schneider VW3A7741 Braking resistor - 60 ohms - 0.5 kW - IP20
| range compatibility |
Altivar Machine ATV340
Altivar Process ATV900 |
|
|---|---|---|
| product compatibility |
Variable speed drive ATV930 wall mount 5.5 kW 380...480 V medium
cycle
Variable speed drive ATV930 wall mount 7.5 kW 380...480 V medium cycle Variable speed drive ATV950 wall mount 5.5 kW 380...480 V medium cycle Variable speed drive ATV950 wall mount 7.5 kW 380...480 V medium cycle Variable speed drive ATV930 wall mount 1.5 kW 200...240 V severe cycle Variable speed drive ATV340 4 kW 380...480 V medium cycle Variable speed drive ATV340 5.5 kW 380...480 V medium cycle Variable speed drive ATV930 7.5 kW 500...690 V medium cycle Variable speed drive ATV930 11 kW 500...690 V medium cycle Variable speed drive ATV930 10 hp 600 V medium cycle Variable speed drive ATV930 15 hp 600 V medium cycle |
|
| braking cycle |
Medium cycle (normal duty) : <= 4 s braking with 135 % braking
torque for a 40 s cycle
Medium cycle (heavy duty) : <= 4 s braking with 165 % braking torque for a 40 s cycle Severe cycle (heavy duty) : <= 54 s braking with 100 % braking torque for a 120 s cycle Severe cycle (heavy duty) : <= 6 s braking with 165 % braking torque for a 120 s cycle |
|
| average power available |
0.5 kW at 50 °C
|
|
| ohmic value |
60 Ohm
|
|
| electrical connection |
Terminal, clamping capacity: <= 10 mm², AWG 8 for drive
|
|
| protection type |
Thermal protection via drive
|
|
| width |
175 mm
|
|
| height |
465 mm
|
|
| depth |
100 mm
|
|
| product weight |
3.8 kg
|
| ambient air temperature for operation |
0...50 °C
|
|
|---|---|---|
| ambient air temperature for storage |
-25...70 °C
|
|
| IP degree of protection |
IP20
|
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