PRODUCT DESCRIPTION
SIEMENS GDB181.1E/3 - Asynchronous Spindle Motor
The SIEMENS GDB181.1E/3 is an asynchronous spindle motor from the GDB series, engineered for high-performance machine tool applications. This component delivers robust, high-speed rotational power for demanding milling, turning, and grinding operations, integrating into industrial drive systems requiring precise speed and torque control. It is designed for continuous duty in production environments, typically controlled by SIEMENS SINAMICS or SIMODRIVE frequency converters.
Technical Specifications:
- SERIES/FAMILY: SIEMENS GDB Series
- COMPONENT TYPE: Asynchronous Spindle Motor
- ELECTRICAL SPECS:
- PHASE: 3-Phase
- NOMINAL VOLTAGE: Typically 400VAC (specific to variant GDB181.1E/3 winding)
- NOMINAL POWER: Representative for GDB181 frame size, typically 15 kW to 22 kW. Exact power for GDB181.1E/3 requires specific datasheet.
- NOMINAL CURRENT: Dependent on specific power and voltage configuration of GDB181.1E/3.
- FREQUENCY: Variable frequency operation, typically 0 Hz to 300 Hz or higher.
- MECHANICAL/PHYSICAL:
- MOTOR TYPE: Asynchronous (Induction) Motor
- FRAME SIZE: Corresponds to the 181 designation, indicating a specific IEC frame size or SIEMENS internal dimension.
- SHAFT TYPE: Cylindrical shaft with keyway or tapered shaft, designed for direct coupling.
- NOMINAL SPEED: Representative for GDB181 frame size, typically 1,500 RPM to 9,000 RPM. Maximum speeds can exceed 15,000 RPM.
- NOMINAL TORQUE: Dependent on specific power and speed configuration of GDB181.1E/3.
- INTERFACE/CONTROL:
- FEEDBACK: Integrated incremental or absolute encoder for speed and position feedback (e.g., HTL, TTL, EnDat, or resolver).
- THERMAL PROTECTION: Integrated temperature sensors (e.g., PTC thermistors, KTY84).
- CONTROL INTERFACE: Designed for operation with industrial frequency converters (e.g., SIEMENS SINAMICS S120, SIMODRIVE 611).
- ENVIRONMENTAL/MOUNTING:
- COOLING METHOD: Liquid-cooled (common for GDB series spindle motors) or forced air-cooled.
- IP RATING: Typically IP54 or IP55, providing protection against dust and splashing water.
- MOUNTING STYLE: Flange-mounted (e.g., IM B35).
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: CNC machine tools (milling machines, lathes, grinding machines), high-speed processing centers, special-purpose machinery.
- CONTROL SYSTEMS: SIEMENS SINUMERIK CNC systems, SIEMENS SIMODRIVE/SINAMICS drive systems.