MEDC DB3B Sounder Range

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Highly Certified

For use in potentially explosive atmospheres and harsh environments

Wide temperature range

Certified temperature range: –55°C to +85°C

Flexible

28 tones, user selectable,can be programmed to meet specification

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Certifications and compliances

ATEX Ex d Gas

Cert. no. Baseefa13ATEX0229X. Certified to: EN60079-0,1
Ex II 2G, Ex db IIC T4/T5/T6 Gb

ATEX Ex d Gas & Dust

Cert. no. Baseefa13ATEX0231X. Certified to: EN60079-0,1,31
Ex II 2GD, Ex db IIC T4/T5/T6 Gb,
Ex tb IIIC T135°C/T100°C/T85°C Db,
IP66 (IP65 short flare)

ATEX Ex de Ga

Cert. no. Baseefa13ATEX0232X. Certified to: EN60079-0,1,7
Ex II 2G, Ex db eb IIC T4/T5/T6 Gb

ATEX Ex de Gas & Dust

Cert. no. Baseefa13ATEX0233X. Certified to: EN60079-0,1,7,31
Ex II 2GD, Ex db eb IIC T4/T5/T6 Gb, Ex tb IIIC T135°C/T100°C/T85°C Db,
IP66 (IP65 short flare)

IECEx Ex d Gas

Cert. no. IECEx BAS 13.0112X. Certified to: IEC60079-0,1
Ex db IIC T4/T5/T6 Gb

IECEx Ex d Gas & Dust

Cert. no. IECEx BAS 13.0113X. Certified to: IEC60079-0,1,31
Ex db IIC T4/T5/T6 Gb, Ex tb IIIC T135°C/T100°C/T85°C Db, IP66 (IP65 short flare)

IECEx Ex de Gas

Cert. no. IECEx BAS 13.0114X. Certified to: IEC60079-0,1,7
Ex db eb IIC T4/T5/T6 Gb

IECEx Ex de Gas & Dust

Cert. no. IECEx BAS 13.0115X. Certified to: EN60079-0,1,7,31
Ex db eb IIC T4/T5/T6 Gb, Ex tb IIIC T135°C/T100°C/T85°C Db, IP66 (IP65 short flare)

UL Haz Locs

UL certified for USA and Canada, fire alarm or general use, listing no. E203310
Class I, Div 2. Groups A-D. Class I, Zone 1, Ex d IIC / AEx d IIC Gb
Class II, Div 2. Groups F&G.Zone 21 AEx tb IIIC
Class III Div 1

UL Ord Locs

UL certified for USA and Canada, fire alarm or general use, listing no. S8116

CQST Ex d Gas

Ex d IIC T4/T5/T6 Gb

CQST Ex d Gas & Dust

Ex d IIC T4/T5/T6 Gb, Ex tD A21 IP6X T135°C/T100°C/T85°C

CCCF

Chinese Compulsory Certification for Fire systems (CCCF) Ex d only

INMETRO Ex d Gas

Ex db IIC T4/T5/T6 Gb

INMETRO Ex d Gas and Dust

Ex db IIC T4/T5/T6 Gb, Ex tb IIC T135°C/T100°C/T85°C Db, IP66 (IP65 short flare)

INMETRO Ex de Gas

Ex db eb IIC T4/T5/T6 Gb

INMETRO Ex de Gas and Dust

Ex db eb IIC T4/T5/T6 Gb, Ex tb IIIC T135°C/T100C°/T85C° IP66 (IP65 short flare)

SIL

SIL 1 certified to IEC61508. Cert number 20151119-4786827453
EN54-3 Fire Alarm Device - Sounder (11-57.6V DC Absolute)

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