PLCs, Power Supplies & Others

Technical Specifications and Hardware Overview

The Siemens C98043-A1682-L1 functions as a power supply board for industrial drive and control systems. This board measures 150 mm in height, 80 mm in width, and 20 mm in depth for compact enclosure mounting. It weighs approximately 0.4 kilograms, which enables simple handling during installation or replacement. The unit accepts an input voltage range of 85 to 264 V AC for global compatibility. It also supports 120 to 340 V DC input for flexible power source connections. The board delivers a main output of 24 V DC at 2.5 A for system power needs. It provides an auxiliary output of 5 V DC at 0.5 A for logic circuit supply.

The unit includes one 15 V DC output at 0.3 A for analog peripheral devices. It contains 4,700 µF of bulk capacitance for energy storage and hold-up time. This capacitance maintains output during momentary input power interruptions. The board incorporates overvoltage and overcurrent protection on all output channels. It features a green LED for power-good status indication on the front panel. The operating temperature range spans -10°C to 50°C for typical industrial environments. Storage temperatures extend from -25°C to 70°C without causing component damage. Humidity tolerance covers 5% to 95% non-condensing conditions for consistent performance.

Power Conversion and Regulation Features

This power supply board converts AC input to stable DC outputs with 88% efficiency. It uses a flyback topology with a high-frequency switching MOSFET for compact size. The Siemens C98043-A1682-L1 provides tight output regulation of ±2% on all channels. It includes built-in short-circuit protection that automatically resets after fault removal. The board employs a soft-start circuit to limit inrush current during power-up. It maintains output stability despite input voltage fluctuations or load variations. The unit filters output ripple to less than 50 mV peak-to-peak. It uses a PI filter with both electrolytic and ceramic capacitors for noise suppression. The board features isolated outputs for safety and ground loop prevention. It includes a remote on/off control input for external power management.

Installation and Reliability Data

The C98043-A1682-L1 mounts onto a standard DIN rail using integrated clips. It requires 20 mm clearance above and below for adequate airflow around components. The board uses only passive convection cooling for quiet operation. It delivers a mean time between failures of 400,000 hours for reliable performance. The unit carries CE, UL, and TÜV certifications for global deployment flexibility. It passes vibration testing at 10 to 55 Hz with 0.15 mm amplitude. The board withstands shock loads up to 5 g for 30 ms duration without damage. It contains approximately 85 discrete components on a double-sided PCB construction.

Details