Robbanásbiztos fény: Az “nR” típusú tűzbiztos elektromos berendezésekre vonatkozó hőmérséklet-emelkedési követelmények szikramentes eszközökkel.
Devices that produce sparks under normal operating conditions specifically refer to equipment that generates arcs and sparks under normal operating conditions. Their electrical clearances and creepage distances comply with industrial safety standards, ensuring reliable insulation distances. For instance, switches, relays, and contactors without explosion-proof protection measures. When such electrical equipment is applied in Zone 2










