Introducing the state-of-the-art Motor Factory Online Test Bench from Hangzhou Changniu Technology Co., Ltd.
Our online test bench utilizes an advanced industrial control computer for centralized management, ensuring seamless, one-time wiring for all test items. It effortlessly integrates measurements for power frequency withstand voltage, grounding resistance, motor speed, and no-load tests. Key benefits include rapid test speeds, high precision, user-friendly operation, and exceptional reliability. The system automatically analyzes and evaluates test outcomes, delivering comprehensive statistical, storage, and printing capabilities for yearly, monthly, and daily reports. All motor parameters can be pre-configured for testing, providing unparalleled efficiency and accuracy.
Key Features:
1. Comprehensive Test Items: DC resistance, insulation resistance, turn-to-turn test, withstand voltage test, no-load test, blocked rotor test.
2. DC Resistance: Accurately measures motor winding resistance for precise diagnostics.
3. Insulation Resistance: Evaluates the insulation resistance between the phase wire and the casing for safety assurance.
4. Turn-to-Turn Test: Detects inter-turn and inter-layer short circuits, insulation deficiencies, and tolerance issues in motor or transformer coils.
5. Withstand Voltage Test: Measures leakage current between stator winding and shell, featuring programmable voltage control managed via computer.
6. No-Load Test: Measures voltage, current, power, power factor, and frequency during no-load conditions for both single and three-phase motors.
7. Stall Rotor Test: Assesses voltage, current, power, power factor, and frequency during motor stall conditions (instantaneous start) for single and three-phase motors.
8. Power Supply Requirements: AC220V±15%, 50Hz±2 Hz (system operating power supply).
9. Operating Environment: Optimal performance within a temperature range of 0~40°C.
10. Humidity Tolerance: Operates efficiently at working humidity levels ≤70%.
11. Single Wiring Completion: All tests are conducted with one initial setup, ensuring streamlined operations.
12. Automated Testing: Every testing process is meticulously controlled by a microcomputer, guaranteeing precision.
Test Items and Accuracy Levels:
Cold DC Resistance Test: Measures from 0.01-20KΩ, with seven automatic temperature-compensated gears. Accuracy: 0.3 grade.
Insulation Resistance Test: Ranges from 1-500MΩ using 500VDC, ensuring 5-level precision.
Impact Insulation Between Turns: Ranges from 0-3000 (5000) VP, includes a 1/200 turns adjacent short circuit alarm for immediate notification.
Voltage Withstand Test: Measures up to 0-3000VAC with a leakage current of 0-20mA (up to 100mA).
Power Frequency Withstand Voltage Test: Program-controlled with 3.0-grade accuracy, managed through computer-controlled voltage regulation.
Locked-Rotor Test: Measures current from 0-500A and voltage from 0-500V with 0.5-grade accuracy.
No-Load Test: Measures current from 0-500A and voltage from 0-500V with 0.5-grade accuracy.