Srl | Design Verification Characteristic | IEC 61439 Clause | Verification by TESTING | Verification by CALCULATION | Verification by DESIGN-RULES |
---|---|---|---|---|---|
Construction | |||||
1 | Strength of materials and parts | 10.2 | |||
Resistance to corrosion | 10.2.2 | Yes | No | No | |
Properties of insulating materials | 10.2.3 | ||||
Thermal stability | 10.2.3.1 | Yes | No | No | |
Resistance of insulating materials to normal heat | 10.2.3.2 | Yes | No | No | |
Resistance to abnormal heat and fire due to internal electric effects | 10.2.3.3 | Yes | No | No | |
Resistance to ultra-violet (UV) radiation | 10.2.4 | Yes | No | No | |
Lifting | 10.2.5 | Yes | No | No | |
Mechanical impact | 10.2.6 | Yes | No | NO | |
Marking | 10.2.7 | Yes | No | No | |
2 | Protection category of enclosures | 10.3 | Yes | No | Yes |
3 | Clearances and Creepage distances | 10.4 | Yes | Yes | Yes |
4 | Protection against electric shock and integrity of protective circuits | 10.5 | |||
Effective continuity between the exposed conductive parts of the ASSEMBLY and the protective circuit | 10.5.2 | Yes | No | No | |
Effectiveness of the assembly for external faults | 10.5.3 | Yes | Yes | Yes | |
5 | Incorporation of switching devices and components | 10.6 | No | No | Yes |
6 | Internal electrical circuits and connections | 10.7 | No | No | Yes |
7 | Terminals for external conductors | 10.8 | Y | ||
Performance | |||||
8 | Dielectric properties | 10.9 | |||
Power-frequency withstand voltage | 10.9.2 | Yes | No | No | |
Impulse withstand voltage | 10.9.3 | Yes | No | Yes | |
9 | Temperature-rise limits | 10.10 | Yes | Yes | Yes |
10 | Short-circuit withstand strength | 10.11 | Yes | Yes | Yes |
11 | Electromagnetic compatibility (EMC) | 10.12 | Yes | No | Yes |
12 | Mechanical operation | 10.13 | Yes | No | No |