Eaton HAC MEDC DB3B Series Stainless Steel Bracket with Ratchet Facility Electronic Sounder, 48 V, DC

The Eaton HAC DB3B is a high power explosion proof sounder, introduced as a replacement for the current DB3 with improved functionality and performance. Certified for use in a wide range of temperatures from -55°C to +85°C the Ex enclosure is manufactured from GRP with a rugged thermoplastic flare providing a corrosion free and aesthetically pleasing product. The unit is provided with versatile control options allowing compatibility with a wide range of control methods and PLCs. The standard DC unit provides 3 tone stages, each stage has 28 tones available which can be independently selected. The unit can be controlled by reversing the polarity of the power supply or providing a common negative and switching between multiple positive supplies. The DB3B proves its versatility by additionally being able to work with a common positive supply and switching the negatives. The tone stages of the DB3B can also be controlled via voltage free contacts provided by a control panel.

Integral volume control
28 tones, user selectable
3 stage unit remotely switchable
Tones can be programmed to customer’s specification
DC supply voltage between 12V and 48V
End of line resistor option
Sounder & beacon combination units available, for further details contact MEDC
Ex enclosure - glass reinforced polyester
Flare - high impact thermoplastic polyester
Stainless steel mounting bracket and cover screws
Mounting bracket has ratchet facility as standard
Optional swivel bracket available