ZHD125B 7.5 kW automatic-tool-change spindle

CATALOGUE OVERVIEW

About this motor series

The Xuchang ZHD125B-7.5 spindle is listed with a 7.5 kW rating, 15.6 A current, 380 V supply and 400 Hz rated frequency. Its stated rated torque is 6.0 Nm, while the maximum operating limits are separately given as 800 Hz and 24000 rpm. The same official page also compares a 5.5 kW variant; the values shown here belong to the 7.5 kW entry. The assembly uses automatic tool changing, grease lubrication and internal water or oil cooling, with a published mass of 28 kg and optional encoder. Specify whether BT30 or ISO30 tooling is required and confirm the pull-stud, clamping and coolant arrangements. Request the speed-torque curve and installation drawing before matching the spindle to a CNC machine and inverter.

Model / series reference: ZHD125B-7.5

Published specifications

Use these ratings to shortlist the series. A range does not mean every combination is available.

Power

7.5 kW

Voltage

380 V

Mass

28 kg

Poles

4

Cooling

Internal water or oil

Encoder

Optional

Rated Power

7.5 kW

Rated Torque

6.0 Nm

Rated Current

15.6 A

Tool Interface

BT30 / ISO30 options

Rated Frequency

400 Hz

Maximum Frequency / Speed

800 Hz / 24000 rpm

Speed

Model dependent

Request current pricing, MOQ, lead time and a dimensioned drawing for the exact configuration offered. Catalogue drawings may cover several variants.

Catalogue reference

Manufacturer

Xuchang

Product reference

ZHD125B 7.5 kW automatic-tool-change spindle

Source reviewed

2026-09-23

Specifications describe the manufacturer’s published catalogue. They are not a test report or a guarantee that every option can be combined.

Send a specification the manufacturer can quote

1. Application and load: describe the machine, required torque or power, speed and operating cycle.
2. Electrical supply: provide voltage, frequency, phase and any inverter or controller.
3. Installation: share mounting, shaft dimensions, frame constraints and operating environment.
4. Commercial requirements: state quantity, destination, target date and required certificates or drawings.