Protectio circuituum derivationum et alimentatorum in institutionibus domesticis, commercialibus et industrialibus.
Installatio in centris oneris et tabulis illuminationis.
Imperium et protectio contra onera excessiva et circuitus breves in installatione monophasica (1 polo).
Protectio contra onera excessiva et circuitus breves in systematibus distributionis electricae generis domestici, commercialis et industrialis cum 2 phasibus et 3 phasibus (2 polorum et 3 polorum).
| Norma | IEC 60947-2/GB 14048.2 | |
| Tensio Aestimata (V) | 110/240V; 220/415V | 220/415V |
| Temperatura Probationis Fundamentalis | 30°C | 40°C |
| Numerus Polonorum | 1P 2P 3P 4P | |
| Currens Aestimatus in (A) | 6, 10, 15, 20, 25, 30, 40, 50, 60, 75A; 80, 90, 100A | |
| Capacitas Frangens (A) | 10000A (110V); 5KA (220/415V) | |
| Frequentia Aestimata | 50/60Hz | |
| Perseverantia (A) | ≥ 4000 | |
| Resistentia pressionis 1 minutum | 2kv | |
| Vita Electrica | ≥4000 | |
| Vita Mechanica | ≥10000 | |
| Gradus Protectionis | IP20 | |
| Temperatura Circumstantiarum | -5ºC~+40ºC | |
| Temperatio Reponendi | -25ºC~+70ºC | |
| Gradus Pollutionis | 2 | |
| Characteristica Emissionis Thermo-maneticae | B C D | |