3VT1708-2DC36-0AA0 SIEMENS

3VT1708-2DC36-0AA0 SIEMENS Power Board

Product  Description：

A SIEMENS Power Board is an essential electronic module engineered to manage, convert, regulate, and distribute electrical power within industrial automation systems, CNC machinery, and high-performance drive networks such as the SINAMICS or SIMODRIVE series. It converts incoming line voltage into stable, regulated DC voltages or controls power semiconductor stages to supply reliable energy to control units, microprocessors, feedback loops, and internal logic circuitry.

Product Specifications

• Input Voltage Range: Supports standard industrial supplies including single-phase or three-phase line inputs from 380 V to 480 V AC, alongside 24 V DC auxiliary control voltages.

• Output Voltages: Provides precisely regulated secondary outputs such as 24 V DC, plus/minus 15 V, and 5 V DC for internal logic and sensor supply.

• Power Rating and Capacity: Available in varied configurations from low-power auxiliary supply boards up to multi-kilowatt power supply and rectifier modules.

• Conversion Efficiency: High-efficiency switching topology yielding efficiency rates typically between 85% and 92% under full industrial load.

• Protection Mechanisms: Built-in safeguards including short-circuit protection, thermal overload shutdown, overvoltage lockout, and current limiting.

• Cooling Configuration: Natural convection cooling or integrated temperature-controlled forced-air cooling depending on the power dissipation requirements.

• Mounting Style: Designed for cabinet panel mounting, rack integration, or direct plug-in mounting within proprietary drive chassis backplanes.

Key Product Advantages

• High Power Stability: Delivers precise, low-ripple voltage regulation that ensures stable execution of sensitive digital logic and microprocessor functions.

• Robust Industrial Build: Engineered with heavy-duty electronic components designed to withstand severe electrical noise, line surges, and industrial voltage fluctuations.

• Advanced Diagnostics: Equipped with diagnostic LED status indicators and feedback channels to quickly identify operational faults, undervoltage states, or thermal warnings.

• Energy Efficiency: Optimized power conversion circuitry minimizes thermal dissipation inside control enclosures, reducing cooling overhead.

• Ecosystem Compatibility: Seamlessly integrates into Siemens automation architectures, ensuring electrical compatibility and streamlined mechanical installation.

Important Operational Considerations

• Cabinet Ventilation: Ensure proper spacing and cabinet airflow to prevent excessive heat buildup, as high temperatures degrade electrolytic capacitors and reduce component lifespan.

• Input Voltage Verification: Always verify that incoming supply voltages precisely match the rated specifications of the power board before powering up the equipment.

• Earthing and Grounding: Maintain low-impedance grounding connections to the chassis and shielding terminals to suppress electromagnetic interference (EMI) and protect against static surges.

• Capacitor Discharge Time: High-capacity filter capacitors retain dangerous electrical charges even after the main power is switched off; allow adequate discharge time before handling internal components.

• Environmental Protection: Operate the equipment within specified temperature and humidity ranges, ensuring the control enclosure prevents moisture and conductive dust ingress.

Industrial Applications

• CNC Machine Tools: Provides stable power and control electronics for high-precision milling, turning, and multi-axis machining centers.

• Industrial Drive Systems: Utilized within modular multi-axis drive line-ups, such as SINAMICS S120, to supply internal control boards and gate driver circuits.

• Automotive Manufacturing: Deployed in automated production lines, robotic cells, and material handling systems requiring high reliability and continuous uptime.

• Process and Energy Infrastructure: Applied in power generation plants, water treatment facilities, and heavy industrial distribution panels.

The structure and details of the product：

Our services：

Shipping Port:  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

Warranty: one year

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JUSTWELL PTE. LTD

Our main products include DCS control system spare parts, PLC system spare parts, and robot system spare parts. Our advantageous brands include Allen Bradley, Bently Nevada, ABB, HIMA, Reliance, Bender, National Instruments, Emerson Ovation, Honeywell, Siemens, Allen Bradley, ICS Triplex, FOXBORO, Schneider, GE Fanuc, Motorola, HIMA, Prosoft, and other imported industrial components. Our main products serve a wide range of electronic, metallurgical, chemical, and power plants Industries such as steel mills, rubber, cement, machinery and equipment, and construction.