Dual-Station IEC 60335-2-11 Refrigerator Door Endurance Tester – Compliance Testing Solution
Compliance Standards
Primary Standard: IEC 60335-2-11:2008 Clause 20.101
Additional Compliance:
- IEC 60335-2-4:2008 Clause 18
- IEC 60335-2-7:2016 Clause 18 & 22.104
- IEC 60335-2-24:2020 Clause 23.3
Applications
Tests durability of door mechanisms for:
• Household refrigerators & freezers
• Commercial ice makers & ice cream machines
• Microwave ovens & cooking ranges
• Other appliances with interlocking doors/covers
*Voltage compatibility: Single-phase ≤250V, Others ≤480V, DC ≤24V*
Key Features & Advantages
- Dual-Station Design
- Simultaneous testing of left/right-opening doors (alternating operation)
- Column-mounted mechanisms with centering structure
- Intelligent Control System
- PLC with 7″ touchscreen interface
- Real-time force curve visualization
- Preset test cycles (up to 100,000+ operations)
- Precision Force Management
- Servo motor with closed-loop force feedback
- Adjustable opening force (5-150N typical range)
- Tension monitoring during locking tests
- Advanced Diagnostics
- Current continuity detection
- Load voltage regulation & display
- Automatic failure cutoff with fault logging
- Data Management
- Test parameter storage & recall
- Compliance analytics with pass/fail reporting
- CSV export for quality documentation
- Robust Construction
- Stabilized frame (1800×1300×2200mm)
- Vacuum suction cup system (0.5-0.7MPa air supply)
- Overload/short-circuit protection
Technical Specifications
| Parameter | Specification |
|---|---|
| Test Stations | 2 (Independent operation) |
| Dimensions | 1800×1300×2200mm (W×D×H) |
| Weight | 350kg |
| Power Requirement | AC220V±10% / 50-60Hz, 6kW |
| Test Speed | Adjustable 2-15 cycles/min |
| Force Measurement | Integrated load cell ±1% accuracy |
| Control System | Industrial PLC + 7″ HMI Touchscreen |
| Safety Protections | Leakage/Overload/Short-circuit Cutoff |
