MEDC DB3B Sounder Range
RM 0.00
Description
MEDC DB3B Sounder Range
Eaton’s Crouse-Hinds series MEDC DB3B Sounder Range is a high-power explosion proof sounder which is provided with versatile control options allowing compatibility with a wide range of control methods and PLCs. Certified for use from -55°C to +85°C, the DB3B can withstand the harshest conditions. With an Ex enclosure manufactured from GRP and a rugged thermoplastic flare, it is lightweight and corrosion free without compromising on durability.
Capable of producing 122dB @ 1m, the DB3B features an integral volume control, 28 user selectable tones and custom tones programmed to customer specification. The standard DC unit provides 3 tone stages, each stage has 28 tones available which can be independently selected.
Design features
- Certified temperature: –67°F to 185°F, –55°C to +85°C
- IP66 & IP67/NEMA 4X & 6
- Optional Ex e terminal chamber
- Up to 122dB output @ 1m
- 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 us using the form below
- 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
Standard materials
- Ex enclosure: flame retardant, UV stable, glass reinforced polyester (GRP)
- Flare – flame retardant, high impact, UV stable, thermoplastic polyester (UV stability tested to ISO 4892 part 3)
- Bracket, fixings and captive cover screws: 316 stainless steel
Specifications
- Material: Ex enclosure – flame retardant, UV stable, glass reinforced polyester , Flare – flame retardant, high impact, UV stable, thermoplastic polyester (UV stability tested to ISO 4892 part 3) , Hardware – bracket, fixings and captive cover screws in 316 stainless steel
- Fire retardancy : Body – glass reinforced polyester. V0 flammability rating , Outer flare – thermoplastic polyester. V0 flammability rating
- Finish : Body – natural black. Flare – natural black, natural red or painted as specified (black short flare painted black )
- Voltage DC: 12 – 48V (EN54-3: 11-57.6V) AC: Up to 254V. If using an EOL resistor with a value between 700Ω and 2KΩ the maximum voltage must be limited to 28.8Vdc, if using an EOL resistor with a value between 470Ω and 700Ω the maximum voltage must be limited to 26Vdc
- Weight : Ex d/UL – 4.6kg, Ex de – 5.4kg. Based on long flare DC unit
- Ingress protection : IP66 & IP67, NEMA 4X & 6. (IPx7 & NEMA 6 on terminal chamber only) , EN54-3 certified product approved to IP33C
- Earth Continuity: Optional for Ex de version. Not available on Ex d unit
- Entries : Up to 2 x M20 or 1/2” NPT. Blanking plug available
- Terminals AC: 4 x 1.5mm² (loop in/out power), 3 x 2.5mm² (tone selection) (standard unit only) , DC: 8 x 2.5mm² (8 for loop in/ out power and tone selection) (standard unit only)
- Mounting arrangement : Stainless steel bracket with ratchet facility, optional swivel bracket available
- Labels : Optional duty and tag labels available
- Tone information : 28 tones per stage. Additional custom tones available (contact MEDC). Suitable for use with 200Hz tones
- Relative Humidity : 99% Non-condensing
Catalog
Eaton MEDC DB3B Sounder
