Grinding spindle DGZM-21004/15-FWS

motorizedwater-cooled

Overview
The DGZM-21004/15-FWS is a Ø210 mm grinding spindle designed for external grinding applications where sustained wheel torque and structural capacity are decisive. It delivers 72.5 Nm continuous torque at 15 kW, with a rated power of 15 kW and a maximum speed of 4,000 rpm.

Key specifications
Diameter: Φ210 mm
Maximum speed: 4,000 rpm
Rated power: 15 kW
Continuous wheel torque: 72.5 Nm at 15 kW

Technical data
Model: DGZM-21004/15-FWS
Diameter: Φ210 mm
Maximum speed: 4,000 rpm
Maximum frequency: 200 Hz
Rated speed: 2,000 rpm
Rated frequency: 100 Hz
Rated voltage: 380 V
Rated current: 29 A
Rated torque (table): T2.5 N.m
Motor type: Asynchronous motor
Bearing type: Ceramic ball bearing
Tool interface: Outer cone 1:6

Cooling & sensors
Cooling method: Water cooling
Cooling flow rate: 6–8 L/min (hydraulic pressure 0.25 MPa)
Motor temperature sensor: KTY or PTC (optional)
Vibration velocity: ≤1.0 mm/s
Weight: 145 ± 3 kg

Applications
Intended for external grinding tasks requiring high sustained torque and structural stiffness; suitable for heavy-duty grinding wheels and continuous-production environments.

Dimensions
Product dimension drawing and CAD files available on request.

Features / Technical specifications

• Model: DGZM-21004/15-FWS
• Diameter: Φ210 mm
• Maximum speed: 4,000 rpm
• Maximum frequency: 200 Hz
• Rated speed: 2,000 rpm
• Rated frequency: 100 Hz
• Rated voltage: 380 V
• Rated current: 29 A
• Rated power: 15 kW
• Continuous wheel torque: 72.5 Nm at 15 kW
• Rated torque: T2.5 N.m
• Motor type: Asynchronous motor
• Bearing type: Ceramic ball bearing
• Cooling method: Water cooling
• Cooling flow rate: 6–8 L/min (0.25 MPa)
• Motor temperature sensor: KTY or PTC (optional)
• Vibration velocity: ≤1.0 mm/s
• Weight: 145 ± 3 kg
• Tool interface: Outer cone 1:6