Električna varovalka
Izbira in razvrstitev električnih varovalk.
3.6x10mm steklo, keramična varovalka s priključnim kablom
Evropa in Severna Amerika imata svoje sisteme certificiranja IEC: britanski BSI, nemški VDE, nizozemska KEMA, švedski SEMKO, Finski FEMCO, italijanski IMQ, Kitajski CCC UL, Japonski PSE, Korejski EK, ruski GOST. 3.6Vrsta x10 mm: Počasen udarec; Nazivna moč: 250V, 2.5A; Velikost telesa: 3.6 x 10 mm/0,1 '' x 0,4 '' (D*L); Velikost kabla (vsak konec): 0.5 x 28 mm / 0.02 palcev.
5×20 mm Fast (Počasi) Tube Fuses With Leads
Regarding application scenarios, this type of fuse is widely used in home appliances, industrial equipment, automotive electronics and other fields. Parameters that need to be paid attention to when purchasing include rated current, rated voltage, fusing characteristics (fast or slow), and certification standards (such as UL, CSA, VDE, itd.).
6× 30 mm hitro (Počasi) Cevi varovalke s keramiko, Kozarec
6 X 30, 6.3 X 32 fuses Regarding the type characteristics, the difference between fast-acting type (F type) and slow-acting type (T type) is very important. This is similar to the 5*20 varovalka, but the application scenario may be different. In terms of certification, it is particularly noted that the CCC, UL, CE, VDE mandatory certification range is 500mA-30A current segment, which is critical for compliant procurement.
Električna varovalka (izdelek iz zlitine svinca in antimona). Standard IEC127 ga definira kot talilni vložek. V glavnem igra vlogo zaščite pred preobremenitvijo. Če je varovalka pravilno nameščena v tokokrogu, varovalka se stopi in prekine tok, ko se tok nenormalno dvigne na določeno višino in temperaturo, tako varuje varno delovanje vezja. Alternativne znamke: Littelfuse, bussmann, THE, BEL, osvojiti, BOURNS, RY, BY, AEM.