Vim li cas thiaj tawg-proof teeb Bulbs tawg yooj yim

1. Yog cov roj bulb roj los yog incandescent? Incandescent bulbs tsis muaj ib lub neej ntev lifespan, Tshwj xeeb tshaj yog nyob rau hauv tej cheeb tsam hnyav ntawm oilfield tawg-pov thawj teeb, lawv feem ntau tsis. tiam sis, Lub lifespan ntawm bulbs yuav ncua yog hlau halide los yog high-pressure sodium teeb siv. tshwj xeeb tshaj yog, bulbs ntawm Philips thiab Osram kawg ntev, feem ntau tshaj ob xyoos.

2. Tshaj ntawd hom thiab hom ntawm cov bulb, Tag nrho cov qauv tsim yog tseem ceeb heev. Ib txhia manufacturers ua tsawg-zoo explosion-proof teeb tsis muaj cua kub dissipation lub nruab, ua rau bulbs hlawv sai sai.