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Specification & Description
| Specification | Description |
|---|---|
| Part Number | JJY:023424020001 |
| Alternative Part Number | JJY023424020001 |
| Manufacturer | Siemens |
| Rated Power (Continuous) | 1850 W |
| Maximum Rated Power | 37 kW for 12 seconds at 5% duty cycle |
| Resistance | 15 Ohm |
| DC-Link Voltage (Max) | 840 V |
| Degree of Protection | IP21 |
| Net Weight | 9.5 kg |
| Dimensions (Width x Height x Depth) | 220 mm x 180 mm x 610 mm |
| Compliance with Standards | CE / UL / CSA |
| Power Connection Type | Terminal block |
| Conductor Cross-Section | 10.0 mm² (AWG 8) |
| Thermostatic Switch | Integrated |
| Conductor Cross-Section for Thermostatic Switch | 1.5 mm² (AWG 16) |
| Cooling Method | Natural convection |
| Ambient Temperature in Operation | -25 … 40 °C |
| Commodity Code | 853329 |
The Siemens Breaking Resistor, part number JJY:023424020001, is a robust and reliable component designed for use with Siemens POWERMODULE PM240-2 FSD. This resistor is engineered to handle a maximum power of 37kW for short durations of 12 seconds at a 5% duty cycle, ensuring efficient energy dissipation during braking operations. With a resistance value of 15 Ohms and a continuous power rating of 1850W, it is an essential part of a drive system that requires precise control over deceleration and stopping.
Constructed to meet the high-quality standards expected from Siemens, this breaking resistor is suitable for a wide range of industrial applications where controlled braking is a necessity. Its mechanical design includes an IP21 degree of protection, making it suitable for use in environments where some degree of protection against touch and foreign objects is required. The unit's dimensions and weight (9.5 kg) have been optimised for easy integration into existing systems without requiring significant modifications.
The Siemens Breaking Resistor is compliant with CE, UL, and CSA standards, ensuring it meets the regulatory requirements for a broad spectrum of markets. Whether you're dealing with conveyor systems, pumps, fans, or other machinery that demands reliable braking functionality, this Siemens resistor is a component you can trust for performance and durability.
Commonly Asked Questions
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Frequently Asked Questions
What is the function of this braking resistor?
The Siemens braking resistor is designed to dissipate energy as heat, which is generated during the braking process of electric motors, particularly in applications with high moments of inertia. It ensures controlled deceleration of the motor by providing a load where excess kinetic energy can be transferred and converted.
Can this braking resistor be used with any inverter?
This braking resistor is specifically designed for compatibility with Siemens SINAMICS G120C, FSD FSF inverters. It is important to check the compatibility with your specific inverter model before using it.
What are the power specifications of this braking resistor?
The braking resistor has a rated power of 1.85 kW and can handle a maximum power of 37 kW for a duration of 12 seconds, with a braking duty cycle period of 240 seconds.
What is the resistance value of this braking resistor?
The resistance value of the braking resistor is 15 Ohms.
What are the environmental operating conditions for this braking resistor?
The braking resistor is designed to operate in ambient temperatures ranging from -25 to 40 degrees Celsius (-13 to 104 degrees Fahrenheit) and uses natural convection for cooling.
What is the degree of protection for this braking resistor?
The braking resistor comes with an IP21 degree of protection, indicating that it has protection against solid objects larger than 12.5 mm and dripping water when tilted up to 15 degrees from its normal position.
What are the dimensions and weight of this braking resistor?
The braking resistor measures 220 mm in width, 180 mm in height, and 610 mm in depth. It weighs approximately 9.5 kg.
How is the braking resistor connected to the system?
The braking resistor is connected to the system via a terminal block with a conductor cross-section of 10.0 mm² for the power connection and 1.5 mm² for the integrated thermostatic switch.
Does this braking resistor comply with any standards?
Yes, the braking resistor complies with CE, UL, and CSA standards, ensuring it meets the necessary safety and quality requirements.
What is the maximum DC-link voltage that this braking resistor can handle?
The braking resistor can handle a maximum DC-link voltage of 840 V.
Part conditions explained
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