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C98043-A7105-L4-9

POWER INTERFACE BOARD

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Technical specifications for C98043-A7105-L4-9

  • Product Model
    C98043-A7105-L4-9
  • Product Parameters
    POWER INTERFACE BOARD
  • Tariff Code
    8537101190
  • Country of origin
    GERMANY
  • Place of shipment
    Xiamen, China
  • In stock
    1 unit
  • Estimated Shipping Size
    18.5x14.5x3.5cm
  • Manufacturer
    Siemens
  • Weight
    0.2 kg
  • Alternate Part Number
    6RY1803-0DA02
  • Voltage Rating
    400–600 V
  • Supply Voltage
    24 VDC
  • Logic Voltage
    5 VDC / 15 VDC
  • Operating Temperature
    0°C to +55°C
  • Storage Temperature
    -25°C to +70°C
  • Relative Humidity
    5% to 95% (Non-condensing)

Description

The C98043-A7105-L4-9 serves as the central power interface for SINAMICS DCM 4Q drive units. The board accepts the electronics power supply via terminals 5U1, 5W1, 5N1, supporting either a two-phase 380–480 VAC connection or a single-phase 190–240 VAC connection. Internal protection is provided by F200 and F201 fuses (1 A / 250 V time-lag). For line voltages outside the standard tolerance range, an isolation transformer is required to adapt the supply voltage. 

Alternative Names

C98043-A71O5-L4-9 C98043-A7I05-L4-9 C98O43-A7105-L4-9 C98043 A7105 L4 9 C98043 A71O5 L4 9 C98043 A7I05 L4 9 C98O43 A7105 L4 9 C98043A7105L49

Information

Overview Manuals Application Notes Product Applications Pre-Insertion Guidelines

Features:

  • Power Interface for 4Q Units, 400–600 V
  • Reversible Power Control
  • Electronics Power Supply Connection
  • Analog Tachometer Input with Prescaler
  • Relay Output for Main Contactor Control
The C98043-A7105-L4-9 is a Power Interface module for the Siemens SINAMICS DCM DC Converter series, specifically for 4-quadrant (4Q) units operating in the 400–600 V voltage range. The C98043-A7105-L4-9 serves as the critical interface between the power electronics and the control system, managing power distribution, signal acquisition, and protection features for the DC drive.

The C98043-A7105-L4-9 provides reversible power control functionality, enabling bidirectional power flow essential for regenerative braking and four-quadrant operation in industrial DC motor control applications. The C98043-A7105-L4-9 is engineered for seamless integration with Siemens automation and control systems, delivering reliable power handling in demanding industrial environments.

The C98043-A7105-L4-9 features an integrated terminal design that simplifies field wiring and installation within control cabinets. The C98043-A7105-L4-9 supports dual electronics power supply configurations: 400 V AC supply via terminals 5U1/5W1 with 5N1 open, or 230 V AC supply via 5U1-5W1 and 5N1. The C98043-A7105-L4-9 includes internal protection through F200 and F201 fuses (1 A/250 V, time-lag, 5×20 mm), with external protection recommended at maximum 6 A with characteristic C.

The C98043-A7105-L4-9 SIEMENS Power Interface board may still be available for purchase and support from Amikon Limited beyond End-Of-Life (EOL) by the manufacturer (OEM).
SIEMENS C98043-A7105-L4-9 Power Interface board Manuals, Datasheets, Drivers, Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
The C98043-A7105-L4-9 incorporates comprehensive signal acquisition capabilities. The C98043-A7105-L4-9 records the line voltage armature infeed for synchronization of the armature gating unit, with voltage measurement performed via the firing pulse cables using isolated measurement technology. The C98043-A7105-L4-9 also records fan speed monitoring through connectors XV1, XV2, and XV3, and includes an NTC 10 kΩ temperature sensor (connector XT5) mounted on the heatsink for thermal management.
The C98043-A7105-L4-9 features terminals 103/104 for analog tachometer input with a 159 kΩ input resistance, ±270 V input range, and ±14-bit resolution, enabling precise speed feedback for closed-loop control. The C98043-A7105-L4-9 also includes terminals 105/106 for safety shutdown (E-STOP) functionality, with a 24 V DC supply output (max. 50 mA, short-circuit proof) and a 20 mA input switch.
  • Metal/Steel Processing: Controls rolling mills, wire drawers, and coilers with high-torque variable-speed DC drives.
  • Marine/Naval: Used in onboard automation, propulsion, and winches with ruggedized reversible power
  • Plastics/Rubber: Powers main extruder drives requiring continuous stable reliable power
  • Material Handling/Cranes: Applied in hoists, cranes, and conveyors with bidirectional speed and regenerative braking.
  • Paper/Printing: Utilized in mills and presses requiring synchronized multi-drive coordination
This content has been produced using multiple sources.Amikon takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
Safety First: Ensure the drive is completely disconnected from the power supply and the DC bus has fully discharged.
Electrostatic Discharge (ESD) Protection: Sensitive electronic components can be easily damaged. Always wear an anti-static wrist strap connected to a grounded cabinet frame.
Handle by Edges: Avoid touching the printed circuit board (PCB) traces or components directly.

Technical notes

The C98043-A7105-L4-9 mounts within the SINAMICS DCM drive chassis. External protection with a maximum 6 A circuit breaker (characteristic C) is recommended upstream of the electronics power supply. When RFI suppression filters are used, line reactors must be installed between the filter and the unit input to decouple the TSE circuit and protect the X capacitors. The correct wiring sequence is: Line supply → RFI filter → Commutating reactor → SINAMICS DCM.

FAQs

  • What is the C98043-A7105-L4-9?

    +
    The Siemens C98043-A7105-L4-9 is a reversible power board and power interface module primarily used within the SINAMICS DCM 6RA80 series of DC base drives.
  • What is its primary function?

    +
    It manages power interface operations, including line monitoring, emergency stop loops, and main contactor control.
  • Where does the Analog Tacho connect?

    +
    Connect your analog tachometer signals directly to terminals 103 and 104.
  • How does it monitor cooling?

    +
    The board tracks drive health via fan speed monitoring connection ports XV1, XV2, and XV3.
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Disclaimer: Amikon Limited sells new and surplus products and develops channels for purchasing such products. Amikon Limited is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because Amikon Limited is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. Amikon Limited is not an authorized distributor, dealer, or representative of the products displayed on this website. All product names, trademarks, brands, and logos used on this website are the property of their respective owners. The description, explanation, or sale of products with these names, trademarks, brands, and logos is for identification purposes only and is not intended to indicate any association with or authorization from any rights holder.
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