Schneider VW3A7740 Braking Resistor - 100 Ohms - 0.26 kW - IP20
Overview: The Schneider VW3A7740 Braking Resistor is an essential component designed to enhance the performance and safety of your variable frequency drives (VFDs) and other electronic motor control systems. Engineered by Schneider Electric, this high-quality resistor offers reliable braking capabilities to ensure optimal control and efficiency of your machinery.
Technical Specifications:
- Resistance Value: 100 Ohms
- Power Rating: 0.26 kW
- Protection Rating: IP20
- Type: Fixed Braking Resistor
- Applications: Industrial automation, motor control systems, VFDs
Key Features:
High-Performance Braking: The VW3A7740 provides effective and efficient braking by dissipating excess energy generated during deceleration, enhancing the overall performance and lifespan of your VFD system.
Robust Construction: With an IP20 protection rating, this resistor is designed to operate reliably in environments where it is protected from direct contact but not from water ingress. Its sturdy construction ensures long-term durability.
Compact Design: The resistor’s compact form factor allows for easy integration into various control panels and enclosures, optimizing space utilization without compromising performance.
Thermal Management: The resistor is engineered to handle high thermal loads, reducing the risk of overheating and ensuring consistent performance during extended operation.
Compatibility: Designed for seamless compatibility with Schneider Electric’s range of VFDs and other industrial control systems, making it a versatile choice for enhancing braking efficiency.
Benefits:
- Enhanced System Reliability: By managing regenerative energy effectively, the VW3A7740 contributes to the stability and longevity of your VFD and associated equipment.
- Improved Safety: Reduces the risk of uncontrolled deceleration and mechanical stress, promoting safer operational conditions.
- Energy Efficiency: Facilitates efficient energy management, potentially reducing overall energy consumption and operational costs.
Applications:
- Industrial Automation: Ideal for use in automated machinery where precise control of motor speed and braking is critical.
- Motor Control Systems: Suitable for various motor control applications requiring reliable braking solutions.
- Variable Frequency Drives (VFDs): Perfect for use with Schneider Electric VFDs and other compatible drives to improve braking performance.
Installation and Maintenance:
The Schneider VW3A7740 Braking Resistor is designed for straightforward installation and maintenance. Ensure proper mounting and ventilation to maximize performance and lifespan. Regular inspections and maintenance are recommended to maintain optimal function.
Conclusion:
The Schneider VW3A7740 Braking Resistor stands out for its reliability, efficiency, and compatibility, making it an excellent choice for enhancing the braking performance of your industrial automation systems. Invest in the VW3A7740 to ensure safe, efficient, and reliable operation of your equipment.
Schneider VW3A7740 Braking resistor - 100 ohms - 0.26 kW - IP20
| range compatibility |
Altivar Machine ATV340
Altivar Process ATV900 |
|
|---|---|---|
| product compatibility |
Variable speed drive ATV930 wall mount 2.2 kW 380...480 V medium
cycle
Variable speed drive ATV930 wall mount 3 kW 380...480 V medium cycle Variable speed drive ATV930 wall mount 4 kW 380...480 V medium cycle Variable speed drive ATV950 wall mount 2.2 kW 380...480 V medium cycle Variable speed drive ATV950 wall mount 3 kW 380...480 V medium cycle Variable speed drive ATV950 wall mount 4 kW 380...480 V medium cycle Variable speed drive ATV930 wall mount 0.75 kW 200...240 V severe cycle Variable speed drive ATV340 1.5 kW 380...480 V medium cycle Variable speed drive ATV340 2.2 kW 380...480 V medium cycle Variable speed drive ATV340 3 kW 380...480 V medium cycle Variable speed drive ATV930 4 kW 500...690 V medium cycle Variable speed drive ATV930 5.5 kW 500...690 V medium cycle Variable speed drive ATV930 5 hp 600 V medium cycle Variable speed drive ATV930 7.5 hp 600 V medium cycle |
|
| braking cycle |
Severe cycle (heavy duty) : 54 s braking with 100 % braking
torque for a 120 s 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) : 6 s braking with 165 % braking torque for a 120 s cycle |
|
| average power available |
0.26 kW at 50 °C
|
|
| ohmic value |
100 Ohm
|
|
| electrical connection |
Terminal, clamping capacity: <= 10 mm², AWG 8 for drive
|
|
| protection type |
Thermal protection via drive
|
|
| width |
105 mm
|
|
| height |
465 mm
|
|
| depth |
100 mm
|
|
| product weight |
2.5 kg
|
| ambient air temperature for operation |
0...50 °C
|
|
|---|---|---|
| ambient air temperature for storage |
-25...70 °C
|
|
| IP degree of protection |
IP20
|