Products

The Siemens 6SE7038-6GK84-1GF0 is a Snubber / Protection Board (also identified as an SMU3 inverter connection module) designed for the SIMOVERT MASTERDRIVES 6SE70 series of variable frequency drives. It is a critical spare part for the large-chassis inverter units within this platform, serving to protect the IGBT power modules from voltage transients and switching spikes that occur during high-frequency PWM operation. This board is typically installed within the drive's power section, working in conjunction with the IVI (Inverter Interface) board and the IGBT modules. Its function is essential for the reliable operation and long-term survival of the power semiconductors, particularly in high-power industrial applications where inductive load switching and bus voltage fluctuations can generate damaging voltage spikes.

The Siemens 6SE7038-6GL84-1BG2 is an IVI (Inverter Interface Board) for the SIMOVERT MASTERDRIVES 6SE70 series variable frequency drives. It serves as the critical signal bridge between the drive's central control unit (CUD1) and the IGBT inverter power stage. Positioned physically and electrically between the low-voltage control electronics and the high-voltage power section, the IVI board performs the isolated transmission of gating commands to the IGBT modules while simultaneously routing current feedback, thermal data, and fault signals back to the control unit. This module is essential for maintaining the safe, precise operation of large-chassis SIMOVERT MASTERDRIVES units deployed in heavy industry applications.

The Siemens C98043-A7002-L1-12 is a Power Interface Board (PIB) — also referred to as a power board, driver board, or excitation board — for the Siemens SIMOREG DC-MASTER 6RA70 series DC drive systems. It serves as a core component within the 6RA70's control and regulation section, responsible for thyristor trigger pulse generation and power supply distribution to the drive's control circuits. In the 6RA70 architecture, the C98043-A7002 board works alongside the CUD1 control board (C98043-A7001) to manage the drive's armature and field control functions. Its primary role involves analog data acquisition and field circuit trigger pulse generation, making it essential for precise DC motor speed and torque regulation.

The Siemens 6RY1703-0DA01 is the Power Interface Board (PIB) for the SIMOREG DC-MASTER 6RA70 DC drive platform, supplied complete with its terminal assembly . The board's internal part number is C98043-A7002-L1 . The PIB is the critical hardware link between the 6RA70's digital control unit (CUD1) and the thyristor power section that controls the DC motor's armature current and speed . It is responsible for generating and distributing thyristor firing pulses to the armature converter. Every thyristor in the 6RA70's armature power section receives its gate trigger at exactly the phase angle calculated from this board. Precise, synchronized firing is the direct basis for correct DC output voltage, smooth torque regulation, and stable speed control .

The Siemens C98043-A7115-L12-7 is a Field Supply / Firing Board (also referred to as an excitation board or thyristor firing board) used in Siemens SIMOREG DC-MASTER 6RA70 and 6RA80 series DC drives. Its primary function is to generate precise thyristor firing pulses that control the power section thyristors, enabling accurate regulation of DC motor armature voltage and current. The board also manages the field/excitation power supply, making it a core control component of the DC drive power section. As a genuine Siemens spare part, the C98043-A7115-L12-7 delivers excellent noise immunity in industrial environments with high variable-frequency drive density and severe electromagnetic interference, ensuring stable and reliable drive operation.  

The Siemens 6RY1803-0CA04 is a Field Supply Board (also referred to as an excitation board or field power supply board) identified by the PCB part number C98043-A7115-L12 . This module serves as a critical spare part for Siemens industrial drive systems, providing regulated field/excitation power for DC motors and drive power sections. The board is commonly found in Siemens drive platforms including SINAMICS DCM, Dynavert, and certain SIMOREG series DC drives . As a genuine Siemens active product (PLM status PM300), it remains supported and available through Siemens' service and spare parts channels .

The Siemens 6RX1700-0AK00 is the CUD2 (Communications Unit Digital 2) terminal expansion board for the SIMOREG DC-MASTER 6RA70 series DC drives. It is an optional plug-in module that mounts directly onto the base CUD1 control board (C98043-A7001) inside the drive electronics compartment, significantly expanding the drive's input/output and communication capabilities . The CUD2 provides additional analog and digital I/O, a supplementary RS-485 interface, and a parallel interface for connecting multiple drives in a coordinated group. It is essential for applications requiring more control signals than the base CUD1 board can handle, and it is mandatory for parallel operation of multiple 6RA70 converters.

The Siemens 6SY7000-0AC37 is an IGBT transistor module featuring the Infineon FZ1200R16KF4 power semiconductor. This high-power module is designed for demanding industrial drive and inverter applications, providing reliable switching performance in variable-speed drives and power conversion systems . As a genuine Siemens spare part, this module is manufactured to OEM specifications and is commonly used in SINAMICS and SIMOVERT drive systems. It is a direct replacement component for maintaining and repairing high-power industrial drive equipment.

The Siemens C98043-A7014-L1-4 is an excitation board (field supply PC board) designed for Siemens DC drive systems, including the SIMOREG 6RA70 series and other industrial DC drive platforms . It functions as a critical component for generating and controlling the field current supplied to the motor's excitation winding, enabling precise motor speed and torque regulation. This board works in conjunction with its complementary component (C98043-A7015) as an integrated excitation unit . As a genuine Siemens OEM board, it is manufactured to original specifications and is widely used in heavy industrial applications requiring reliable DC motor control.

The Siemens 6SY7010-6AA01 is a thermistor sensor designed for thermal monitoring of power semiconductors in Siemens industrial drive systems . This component is specifically used for heat sink temperature sensing in SINAMICS and SIMOVERT Master Drives, providing critical over-temperature protection for thyristors, IGBTs, and other power modules. The 6SY7010-6AA01 is a B57045-K682-K2 type thermistor with a UL-rated cable, engineered for direct attachment to heat sinks where it continuously monitors operating temperature and triggers protective shutdown if thermal limits are exceeded.

The Siemens 6SL3055-0AA00-4BA0 is the Basic Operator Panel 20 (BOP20) for the SINAMICS S120 drive system. It is a compact, user-friendly interface designed for direct mounting onto compatible SINAMICS S120 Control Units . The BOP20 provides a cost-effective solution for commissioning, parameterization, diagnostics, and operational control of your SINAMICS drives, eliminating the need for a connected PC for routine tasks. It directly snaps onto the Control Unit, creating an integrated and space-saving operator interface.

The Siemens 6SX7010-0KA00 is an ADB (Adapter Board) retrofit kit for the SIMOVERT MASTERDRIVES Motion Control and Vector Control drive families. Its core function is to serve as the mandatory carrier and interface platform for installing miniature option boards—such as PROFIBUS communication modules (CBP/CBP2), encoder evaluation boards (SBP), and terminal expansion boards (EB1/EB2)—within the drive's electronics box, enabling functional expansion without replacing the base unit.