BYY Series Explosion-proof one-way two-sided marker lamps price explosion-proof two-sided marker lamps for the environment: suitable for Zone 1 and Zone 2 hazardous locations; apply to the IIA of of IIB, IIC, temperature class T1-T3 explosive gas bad environment. Features: shell is made of aluminum alloy die-casting molding, surface powder spray treatment; unique electroluminescent type electroluminescent plate, with a clear pattern and bright, even light, power consumption is low, the emergency response time in more than two hours; sign patterns needed by the user choose; light-emitting diode type: 1. using a high-brightness light-emitting diode as a light source, luminous slow reflective properties luminescent panels, has the advantages of high brightness, long life, theoretical life of 10 hours; 2 lithium batteries as emergency power switching circuit with the efficient professional lithium battery charging circuit, and independent developers, with less energy consumption, long lamp advantages of the emergency response time; 3. pipe or cable wiring. Technical parameters: Rated voltage: AC220V/50Hz protection class: IP54, IP65 Protection category: WF1 Lampholder Specification: E27 introduction of population size: G3 / 4 "cable specifications: Ф4mm-Ф14mm emergency power: 20W, emergency response time: <= 90min explosion-proof logo: EXd II BT6, EXd II CT6 implementation of standards: the GB3836 · 1-2000, GB 3836.2-2000, the GB3836 3-2000, IEC60079 explosion-proof, one-way two-sided marker lamps the BYY series Price