Mixing class 1 and non-electrical power-restricted fire alarm circuits shall be permitted to occupy a similar cables, enclosure, or raceway devoid of regard to If your voltage is alternating or direct present-day, assuming that the conductors are insulated for the maximum voltage of any conductor during the raceway or enclosure. https://failureanalysis91123.bloggadores.com/26537484/little-known-facts-about-fire-alarm-security