Automotive Wires Low - temperature Winding Tester
Compliance Standards
- ISO 6722 (Road vehicles - 60V/600V single-core cables)
- SAE J1128 (Low Voltage Battery Cable)
- LV 214-2 (Mercedes-Benz Cold Flexibility Test)
- GMW3191 (General Motors Wiring Spec)
JASO D622 (Japanese Automotive Standard)
Main Parameters:
1) Low - temperature winding sample: less than 25mm² 2) Diameter of winding rod: Φ6, 8, 10, 12, 15, 18, 20, 25, 30, 32, 40, 50, 58, 62.5, 74, 82.5, 90, 98.5mm (optional) 3) Weight weights: 0.5, 2.5, 5, 8, 10kg and combined weights: 4 pieces of 10kg (Note: for large loads such as 30KG weight test, two samples are used in one group) 4) Number of winding turns of the sample: 3 turns 5) The winding rods and brackets of this series of devices are made of stainless steel.
Key Features
- Automated LN2 cooling system
- Multi-axis winding mechanism
- Real-time insulation resistance monitoring
- Frost formation detection camera
- OEM-specific test sequence library
Test Capabilities
| Test Type | Standard | Parameters |
|---|---|---|
| Cold Winding | ISO 6722 | 4D mandrel @ -40°C |
| Thermal Shock | GMW3191 | -40°C ↔ RT (5 cycles) |
| Cold Bend | SAE J1128 | 180° bend @ -55°C |
Measurement System
- 10μΩ resistance measurement
- High-speed thermal imaging (0.1°C resolution)
- Automatic crack detection (20μm accuracy)
- 1000Hz data acquisition
Standard Configuration
- Cryogenic test chamber (300×300×300mm)
- Adjustable mandrel set (Ø5-50mm)
- Automatic wire tensioner (0-50N)
- ColdFlex Pro analysis software
Automotive Options
- High-voltage arc tracking detection
- Salt spray corrosion module
- Automated sample handler
- CAN/LIN bus integration
Safety Systems
- Oxygen deficiency monitor
- Emergency warm-up system
- LN2 leakage detection
- Double safety interlock
Implementation Notes
- Calibration required every 500 test cycles
- Sample preconditioning per ISO 2230
- Test data traceability to IATF 16949
Requires LN2 supply (purity ≥99.999%)
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