# Weiheng Four-Quadrant Robot Joint Module Test System (up to 500 N·m)

Turnkey four-quadrant dynamometer bench for robot joint modules from Hangzhou Weiheng, testing 30+ items to GB/T 43200-2023 (stiffness, backlash, Kt, efficiency map, bandwidth, ripple, thermal).

- Maglev ID: te-weiheng-joint-module-test-system
- Brand: Weiheng
- MPN: unknown
- Category: test-equipment / Complete Test Benches
- Origin: CN (made in)
- Maker: Hangzhou Weiheng Technology Co., Ltd. (factory, CN)
- NDAA: unknown · Blue UAS: unknown · FCC: n/a
- HTS: 9031.20.0000
- MOQ: 1 · Lead time: unknown
- Confidence: REPORTED

## Price
- No public price. Request a quote via POST /api/rfq or the order pad.

## Specifications
- Max torque: Torque ranges 5 / 100 / 200 / 500 N·m (customizable)
- Max speed: Speed measurement range 200 / 400 rpm
- Load type: PMSM dynamometer motor, DTC, four-quadrant with braking resistors
- Measures: Per GB/T 43200-2023: reverse starting torque, start-stop torque, inertia, mechanical stiffness, backlash, servo static stiffness, static/dynamic braking torque, STO, rated power/speed/torque, efficiency, max speed, peak torque, torque constant, torque/power density, absolute and repeat positioning accuracy, torque control accuracy, step responses, position/speed/torque bandwidth, speed and torque ripple, T-N curve, efficiency map, temperature rise, fatigue. Torque/V/I accuracy 0.05%, angle 4"/2"/1".

## Links
- Product: https://hzweiheng.en.made-in-china.com/product/yAspRdPGYWrf/China-Operate-in-Four-Quadrants-Intelligent-High-Precision-Robust-Joint-Module-Test-System.html
- Datasheet: none
- CAD: none

## Sources
- https://hzweiheng.en.made-in-china.com/product/yAspRdPGYWrf/China-Operate-in-Four-Quadrants-Intelligent-High-Precision-Robust-Joint-Module-Test-System.html (test items per GB/T 43200-2023, torque/speed ranges, accuracies, DTC four-quadrant dyno, price range)
- https://hzweiheng.en.made-in-china.com/product/iaIpeVuvaqRT/China-High-Precision-Dynam-Robot-Joint-Module-Dedicated-Motor-Performance-Testing-System-with-500n-M-Test-Stand-Speed-500rpm-Accuracy-0-05-Angle-1-.html (sister listing (model BCS) with same parameter table)