1FK7083-2AF71-1RB0 SIEMENS Power module

Description

1FK7083-2AF71-1RB0 SIEMENS Power module

Product Dimensions：

Product Description

SIEMENS Power Modules are robust electronic devices designed to provide stable, regulated, and reliable power to industrial systems.

1. Power Supply (PS) Modules (for PLC Racks):

These modules are integral to the PLC rack, serving as the source of DC voltage (typically $5 text{ VDC}$ or $3.3 text{ VDC}$) for the backplane bus, which powers the CPU and all other electronic modules (I/O, communication, etc.). They convert the primary line voltage (e.g., $120 text{ VAC}$, $230 text{ VAC}$, or $24 text{ VDC}$) into the necessary low-voltage DC power.

2. Power Modules (PM) (for Drive Systems):

These modules are components within modular drive systems. Their function is to regulate and supply the necessary electrical energy to the motor. They often contain power electronics (like IGBTs) to convert DC bus voltage into the required AC or DC motor voltage and current using techniques like Pulse Width Modulation (PWM).

Product Parameters

Parameters are specific to the type of module:

Product Advantages

• High Reliability & Stability: PS modules ensure highly regulated and stable DC power, which is critical for the reliable operation of sensitive digital electronics in harsh industrial environments.
• Energy Efficiency: Modern modules utilize switched-mode technology with high efficiency, reducing energy consumption and heat dissipation inside the cabinet.
• Overload Protection: Integrated protection circuits safeguard the module and the system electronics against short circuits, overvoltage, and thermal overloads.
• Redundancy Support (PS): Capability to operate in parallel for redundancy, ensuring maximum uptime for critical processes.
• Integrated Diagnostics (PM): Drive Power Modules offer sophisticated diagnostics for motor and load conditions, enhancing predictive maintenance capabilities.
• System Integration: Designed for seamless electrical and mechanical integration within the respective SIEMENS system framework (PLC backplane or modular drive component).

Important Notes

• Power Budgeting (PS): The total current consumption of all modules connected to the backplane must not exceed the rated output current of the Power Supply module. Proper planning of the power budget is essential.
• Wiring Standards: Strict adherence to grounding (earthing) and connection standards is required for both PS and PM modules to ensure safety and effective noise suppression (EMC).
• Cooling: Drive Power Modules (PMs) generate significant heat; they require adequate ventilation and must be installed according to specified clearance guidelines to prevent thermal derating or failure.
• Voltage Matching: Always verify that the input voltage range of the PS module matches the site’s main supply voltage and that the PM output matches the motor’s voltage requirements.

Product Applications

Power Modules are ubiquitous in industrial automation, covering both control and motion:

• PLC and HMI Power: PS Modules are the required backbone for powering central controllers, I/O, and operator panels in every automation cabinet.
• Modular Drive Systems: Power Modules are the core component for controlling motor speed and torque in high-performance applications such as:
  • Conveying Systems: Providing precise speed control for material transport.
  • Pumps and Fans: Offering energy-efficient variable speed operation.
  • Machine Tools: Driving spindles and feed axes with high dynamic response.
• Battery Backup/UPS Systems: Specialized PS modules can integrate seamlessly with Uninterruptible Power Supplies (UPS) to bridge power interruptions.

Shipping Port: Xiamen, China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

Please make an inquiry for more models：