BLW52 Explosion Proof Safety Load Switch

BLW52 Explosion Proof Safety Load Switch Applications: Explosive gas atmosphere Zone 1 and Zone 2 Combustible dust areas Zone 21 and Zone 22 Explosive gas mixture classification IIA, IIB, IIC Explosive gas ignition temperature group T1-T6(T4) Technician specifications Ex rating: Exde IIB T4 Gb, Exde IIC T4 Gb, Ex td A21 IP66 T135℃ Rated current: 20-100A, 3 phase or 4 phase Rated voltage: AC220V/380V Built-in components: Load switch, Terminals IP grade: IP65, IP66* ACCEL