Nimal qisqarmoq?

Nec qandaydir?

Nec ta'rif

Nec bu elektr toki oʻziga xos boʻlgan joydan oʻtmasligi kerak boʻlgan joyga oʻtib borish holatidir, bu yerda himoya yoʻq, koʻpincha zarar yoki xavf-patar tushuniladi.

Qisqa zanjiring bilan solishtirish

Qisqa zanjiringda qandaydir himoya va pasaytirilgan kuch mavjud bo'lishi bilan farq qiladi, lekin necda nol kuchi va himoya bo'lib, bu aniqroq muammoni bildiradi.

Misolda ko'rsatish

Boltlangan xato bilan solishtirish

Boltlangan xato ham nec kabi nol himoya ega bo'ladi, ammo u maxsus ravishda yerdan bog'liq bo'lgan ulkanlarni anglatadi.

Yer xatosi farqlari

Yer xotolari bir qadar himoya ega bo'lib, adashsa, joriy tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tortish tort......

Amaliy misol

Necni himoyalarni qo'llab-quvvatlash bilan ko'rsatish, bu yerda terminalning nol himoyasi bilan shortlangan holda toki oqimini oshiradi va himoyalarni butunlay o'tkazib yuboradi.