Machining motor spindle ES951 series

millingspindleAC motor

Overview
The ES951 electrospindle from HSD is an ATC electrospindle with an asynchronous motor designed for industrial machining of wood, composites and other engineering materials. It is offered in several power and interface variants to suit different machining requirements.

Materials / Applications

• Wood
• Composite
• Metals and engineering materials

Accessories

• Tool fork for toolholders ISO30/40 and HSK F63
• Pullstud for ISO30 toolholder for spindle ES950-951 (no air tool)
• Toolholders ISO30 - ER32
• Toolholders HSK F63 - ER32
• Flange for aggregate for ES950-951-929X (long or short nose)
• Water chiller
• Water/air heat exchanger
• Prewired cables for ES950-951

Technical variants
Available variants include: ES951 6.5 kW, 8 kW, 8.5 kW, 11 kW, 16 kW (two versions), 25 kW. Body diameter common to all variants: □ 142 x 145 mm. Maximum speeds available: 18,000 rpm, 24,000 rpm and 36,000 rpm depending on variant. Tool interfaces: ISO 30, HSK F63, HSK E63, HSK F50 (variant-dependent). Cooling: forced air (electric fan) or liquid cooling depending on the version.

Technical features / specifications

• Model: ES951
• Manufacturer: HSD
• Motor type: Asynchronous
• Power range (S1 / S6 40%): from 6.5 / 7.8 kW up to 25 / 30 kW depending on variant
• Torque range (S1 / S6 40%): from 3.4 / 4.1 Nm up to 23.9 / 28.6 Nm depending on variant
• Maximum speeds: 18,000 / 24,000 / 36,000 rpm (variant-dependent)
• Body diameter: □ 142 x 145 mm
• Tool interfaces: ISO 30, HSK F63, HSK E63, HSK F50 (depending on variant)
• Bearings lubrication: Grease
• Weight: approx. 25 to 30.5 kg depending on variant
• Coolant-through-spindle: No (for listed variants)
• Optional on request: air tool, vibration sensor, thermal sensor on front bearings, aggregate anti-rotation flange, Wi‑Fi connection & myHSD
• Shaft kit: available