The signalling hooter HZ2 was developed for warning, calling and indicating purposes in zone 2 environment. The hooter produces a sound volume of approx. 108 dB(A) at 1 m distance. It can be delivered in most common voltages. The driver system consists of a strong, non-pda rised electromagnet, whose striker hits the diaphragm between 100 and 120 times a second. All DC versions are equipped with an electronic contact breaker.
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