Eaton DB3B Technical Manual

Also see for DB3B: Technical manual

Contents

9Sounder - dB3B TM264 June 2019 www.eaton.comSounder - DB3BEnglishIf the unit requires cleaning, then only clean exterior witha damp cloth to avoid electro-static charge build up.If a unit fault should occur, then the unit can be repairedby MEDC.If you acquired a significant quantity of units, then itis recommended that spares are also made available.Please discuss your requirements with the Technical SalesEngineers at MEDC.6.0 Certification/approvalslECEx unitsGas (G) certified unitsCertified to IEC60079-0, IEC60079-1 and IEC60079-7Ex d IIC unit (IEC certification No. lECEx BAS 13.0112X)Ex db IIC TG (Tamb.) GbEx de IIC unit (IEC certification No. IECEx BAS 13.0114X)Ex db eb IIC TG (Tamb.) GbSee special conditions for safe use for ambient temperatureranges and T-ratings.The IECEx certificate and product label carry the IECExequipment protection level marking:GbWhere Gb signifies suitability for use in a Zone 1 surfaceindustries area in the presence of gas.Gas & Dust (GD) certified unitsCertified to IEC60079-0, IEC60079-1, IEC60079-7 andIEC60079-31Ex d IIIC unit (IEC certification No. IECEx BAS 13.0113X)Ex db IIC TG (Tamb.) GbEx tb IIIC TD (Tamb.) Db IP6XEx de IIIC unit (IEC certification No. IECEx BAS 13.0115XEx db eb IIC TG (Tamb.) GbEx tb IIIC TD (Tamb.) Db IP65/66**depending on outer flare type (Short flare – IP65, Longflare – IP66)See special conditions for safe use for ambient tempera-ture ranges and T-ratings.The IECEx certificate and product label carry the IECExequipment protection level markings:Gb and DbWhere Gb signifies suitability for use in a Zone 1 surfaceindustries area in the presence of gas.Db signifies suitability for use in a Zone 21 surfaceindustries area in the presence of dust.ATEX unitsGas (G) certified unitsCertified to EN60079-0, EN60079-1 and EN60079-7Ex d IIC unit (ATEX certification No. Baseefa13ATEX0229X)Ex db IIC TG (Tamb.) GbEx de IIC unit (ATEX certification No. Baseefa 13ATEX0232X)Ex db eb IIC TG (Tamb.) GbSee special conditions for safe use for ambient temperatureranges and T-ratings.The ATEX certificate and product label carry the ATEX groupand category marking:II 2 GWhere:Signifies compliance with ATEXII Signifies suitability for use in surface industries2 Signifies suitability for use in a zone 1 areaG Signifies suitability for use in the presence of gasesGas & dust (GD) certified unitsCertified to EN60079-0, EN60079-1, EN60079-7 andEN60079-31Ex d IIIC unit (ATEX certification No. Baseefa13ATEX0231X)Ex db IIC TG (Tamb.) GbEx tb IIIC TD (Tamb.) Db IP6XEx de IIIC unit (ATEX certification No. Baseefa13ATEX0233X)Ex db eb IIC TG (Tamb.) GbEx tb IIIC TD (Tamb.) Db IP65/66**depending on outer flare type (Short flare – IP65, Longflare – IP66).See special conditions for safe use for ambient temperatureranges and T-ratings.The ATEX certificate and product label carry the ATEXgroup and category marking:II 2 GDWhere:Signifies compliance with ATEXII Signifies suitability for use in surface industries2 Signifies suitability for use in a zone 1 areaG Signifies suitability for use in the presence of gasesD Signifies suitability for use in the presence of dustThese units also have the following approvals:Ingress protection: Ex d & Ex e terminal chambers – IP66& IP67 to IEC60529