Description
The 1PH8103-1DG12-2BG1 is a Siemens SIMOTICS M-1PH8 asynchronous main spindle motor, shaft height 100, forced-ventilated, rated 7 kW at 2000 rpm, for use with SINAMICS S120 drive systems on SINUMERIK CNC machine tools (lathes, machining centres, grinders). Encoder: DRIVE-CLiQ incremental encoder 22-bit with 11-bit commutation position. Available new and as tested used/refurbished units, 100% load tested before dispatch and supplied with warranty. We also repair and rewind 1PH8 spindle motors.
Specifications
- Part number: 1PH8103-1DG12-2BG1
- Series: Siemens SIMOTICS M-1PH8 main / spindle motor, asynchronous
- Shaft height: SH 100 (frame 1PH8103)
- Rated power: 7 kW at 400 V (Smart/Basic Line Module)
- Rated speed: 2000 rpm
- Rated torque: 33 Nm
- Rated current: 17.5 A
- Maximum speed: 9000 rpm
- Supply: 400 – 480 V 3 AC via SINAMICS S120 Motor Module
- Cooling: Forced ventilation, air flow NDE to DE, separately driven fan
- Degree of protection: IP55
- Encoder: DRIVE-CLiQ incremental encoder 22-bit with 11-bit commutation position (IC22DQ)
- Type of construction: IM B5 (flange mounted)
- Shaft extension (DE): Feather key, half-key balancing
- Bearing: Standard bearing with locating bearing, vibration severity R/A
- Power connection: Power connector on top, cable entry NDE, signal connector left
- Insulation: temperature class 180 (H)
- Temperature sensor: KTY84 / Pt1000 (per version)
- Weight approx.: 51 kg
- Condition: New or Used/Refurbished (select above)
Send your motor nameplate photo on WhatsApp +91 8826207004 or email sales@jjautomation.in to confirm the exact version and get the best price.
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Call or WhatsApp +91 88262 07004 — we ship across India and worldwide. Repair and exchange options are also available for Siemens spindle motors.