KXH127 mine explosion-proof and intrinsically safe sound and light signal devices

KXH127 mine explosion-proof and intrinsically safe sound and light signal devices Sound and light signal devices use sound and light signals the unit is acting on the coal mine explosive hazardous areas, belt transport, winch enhance workplace RBI signal contact, call information transfer ideal product. Technical characteristics set signal transduction, light-emitting display, call communications as a whole. Small size, light weight, easy maintenance, high-brightness light-emitting diode emitting display clear, long service life, Talk loud and clear, no static noise characteristics. The main technical parameters 1. Rated operating voltage: 127VAC 2. Rated operating current: ≤300mA 3. Intrinsically safe circuit maximum output voltage Uo: 12.8VDC 4. The safe maximum output current lo: 398m 5. Sound intensity: ≥100dB (A) 6. Voice distortion: ≤15% 7. Light signaling devices visibility: visible dark 20m 8. sound manner: ringtone 9. Dimensions: 293mmX200mmX123mm 10. Weight: about 8.5