Marked 2 years 8 months ago onto but thu dien

But thu dien la gi? Nguyen ly hoat dong? Bi quyet su dung but thu dien?
De giam thieu nhung ton that va tai nan dien xay ra, phuong phap re nhat la bat buoc su dung but thu dien de kiem tra vat dung dien truoc khi sua chua. De dung dung cu cam tay nay dung bien phap va chinh xac
But thu dien la gi?
But thu dien la dung cu thong dung de kiem tra nhanh truoc khi sua chua vat dung co bi ro dien, hoac phich cam trong nha so huu dien hay ko.
Cau tao ben trong cua but thu dien gom 1 dau kim mau, 1 lo xo, bong ne-on va mot dien tro noi tiep voi bong den.
Bien phap tieu dung but thu dien: Ta dat 1 dau but vao mach nen do, ngon tay ta dat tiep xuc voi phan dinh kim chiec phia tren dau but. Truong hop mach co dien, bo phan bong den ne-on tren but se sang dien len.
Nguyen ly hoat dong but thu dien
But thu dien ap thap su dung hieu ung dien dung ky sinh tren co the nguoi de co the hoat dong duoc.
Khi dau but duoc dat len vat so huu dien, mau dien se di qua dien tro, qua bong den va qua dung khang cua co the nguoi de hinh thanh mach kin, khien cho bong den sang len. Thuong thi, mau dien nay vo cung nho nen ko du de gay giat chet nguoi.
>>> Ban co the tham khao them cac bai viet cung nhu cac san pham tuong tu but thu dien tai day:
https://descubre.beqbe.com/but-thu-dien
Phuong phap dung but thu dien an toan
Dung but thu dien dieu khien duong day dien xoay chieu
But thu dien phat sang vi: luc dat but vao mot trong 2 chau cam, gia du day la day nong but thu dien se phat sang den, vi nhu do la day nguoi thi den se ko phat sang.
Neu den o but thu dien deu sang khi tiep xuc but thu dien co day pha hoac day trung tinh thi nguon dien ay mang van de, can kiem soat nguon dien ngay han che gay nguy hiem luc tieu dung dien. Vi day trung tinh (day trung hoa) la day khong co dien yeu cau but thu dien se khong sang.
Dung but thu dien de hien nhien dien xoay chieu co mot chieu va hien nhien dien cuc cua nguon 1 chieu
Khi bong den neon cua but thu dien thong dien, chi co cuc dau voi cuc am cua nguon mot chieu la phat sang.
Luc thu co nguon xoay chieu, hai cuc cua bong den neon thay nhau lam cho cuc +/- bat buoc ca hai cuc cong phat sang. Luc noi but thu dien vao cuc duong (+) va cuc am (-) cua mach dien 1 chieu thi chi so huu cuc noi co cuc (-) cua nguon dien moi phat sang.
Luu y khi dung:
But se khong the dung de dieu khien dien ap mot chieu (DC). Do but thu dien su dung dien dung ky sinh tren co the nguoi de khien vat dan dien bat buoc.
But se gay giat vi nhu bong den ben trong hoac dien tro bi cham (do nuoc lot vao ben trong but).
Ban dang lua chon but thu dien hang hieu chat luong co gia ca re nhat hay lien he ngay voi TKtech de duoc tu van them nhe.
TKtech cam ket se mang den phuc vu thap nhat cho nguoi dung hang!
Comments
Leave your comment below