Schneider VW3A7737 Braking resistor - 2.5 ohms - 3.2 kW - IP23
Product Description
Schneider VW3A7737 Braking resistor - 2.5 ohms - 3.2 kW - IP23
Product Description:
Optimize your variable speed drive system with the Schneider VW3A7737 Braking Resistor. Engineered for superior performance and reliability, this high-quality braking resistor features a resistance of 2.5 ohms and a power rating of 3.2 kW, making it an ideal choice for dynamic braking applications in a wide range of industrial environments.
Key Features:
- Resistance Value: 2.5 Ohms – Delivers precise braking performance, effectively managing excess energy in your drive system.
- Power Capacity: 3.2 kW – Ensures robust and efficient operation, providing ample power handling for demanding applications.
- Protection Class: IP23 – Offers protection against ingress of water and solid objects, ensuring durability and reliability in various installation environments.
- Dynamic Braking: Enhances the performance of your variable speed drives by rapidly dissipating braking energy, reducing wear and tear on mechanical components and improving overall system efficiency.
Applications:
The Schneider VW3A7737 Braking Resistor is perfect for use in systems where dynamic braking is essential, including conveyors, pumps, fans, and other machinery requiring rapid stopping or deceleration. Its IP23 rating makes it suitable for indoor installations where protection from direct water spray and solid objects is necessary.
Benefits:
- Improved System Efficiency: By managing braking energy effectively, it helps in maintaining optimal performance and extending the lifespan of your drive system.
- Durable Construction: Designed to withstand operational stresses, providing long-term reliability and reduced maintenance costs.
- Versatile Installation: Its IP23 protection allows for flexibility in installation, accommodating a range of environmental conditions.
Enhance your variable speed drive applications with the Schneider VW3A7737 Braking Resistor, a reliable solution for dynamic braking that combines high performance with robust protection.
| product or component type |
Braking resistor
|
|---|
| range compatibility |
Altivar Process ATV900
|
|
|---|---|---|
| product compatibility |
Variable speed drive ATV930 wall mount 110 kW 380...480 V light
cycle
Variable speed drive ATV930 wall mount 132 kW 380...480 V light cycle Variable speed drive ATV930 wall mount 160 kW 380...480 V light cycle Variable speed drive ATV930 wall mount 30 kW 200...240 V light cycle Variable speed drive ATV930 wall mount 37 kW 200...240 V light cycle Variable speed drive ATV930 wall mount 45 kW 200...240 V light cycle Variable speed drive ATV930 wall mount 30 kW 200...240 V medium cycle Variable speed drive ATV930 wall mount 37 kW 200...240 V medium cycle Variable speed drive ATV930 wall mount 45 kW 200...240 V medium cycle Variable speed drive ATV930 wall mount 310 kW 380...480 V light cycle 2 per drive |
|
| braking cycle |
Light cycle (heavy duty) : <= 0.8 s braking with 150 % braking
torque for a 40 s cycle
Light cycle (normal duty) : <= 0.8 s braking with 120 % braking torque for a 40 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 |
|
| average power available |
3.2 kW at 50 °C
|
|
| ohmic value |
2.5 Ohm
|
|
| electrical connection |
Terminal, clamping capacity: <= 2.5 mm², AWG 12 for temperature
control switch
M12 bar wire for drive |
|
| protection type |
Thermal protection via drive or temperature control switch at
120 °C
|
|
| [Ue] rated operational voltage |
24 V DC
250 V AC |
|
| width |
540 mm
|
|
| height |
485 mm
|
|
| depth |
450 mm
|
|
| product weight |
21 kg
|
| ambient air temperature for operation |
0...50 °C
|
|
|---|---|---|
| ambient air temperature for storage |
-25...70 °C
|
|
| IP degree of protection |
IP23
|
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