WD-3A Marine Compressed Air Whistle Type Horn
Description:
WD-3A marine compressed air whistle type horn is a diaphragm vibration sounding type. It is powered by compressed air to push the diaphragm to vibrate and emit a whistle sound, which is automatically controlled by an automatic controller.
Certificate & Standard
Certificate: CCS
Standard:Rule 35, 36 of COLREG 1972 and SOLAS; IMO A. 1021(26) Resolution 2009 Alarm and Indicator Rules and 1972 the international maritime regulations for preventing collisions appendix 3 article 1 requirements, Marine Fog Whistle CB881-84 WD-1 Type Manual, etc.
Specification of WD-1A marine compressed air whistle type horn:
1/3octave band level at 1 meter(dB) |
Voltage of Magnetic Valve(DC)(V) |
Power consumed of Magnetic Valve |
Normal diameter(mm) |
Air Pressure P(Mpa) |
Audibility(mile) |
≥143 |
220/ /110 24 |
45 |
25 |
0.7-10 |
2.0 |
Center Frequency(Hz) |
Length of Vessel (m) |
Air Consumed (m3/S) |
Voltage of heater(V)(DC orAC) |
Power Consumed of heater(W) |
Weight (kg) |
125 |
≥200 |
≤10* 10-3 |
220 110 |
250 |
68 |
Drawing of WD-3A marine compressed air whistle type horn:
Picture of WD-3A marine compressed air whistle type horn: