Main range of productProDis rangeProdis product nameDT40 product or component typeMiniature circuit-breaker device short nameDT40N device applicationDistribution poles description3P + N number of protected poles3 neutral positionLeft [In] rated current40 A network typeAC trip unit technologyThermal-magnetic curve codeD breaking capacity6000 A Icn at 400 V AC 50 Hz conforming to EN/IEC 60898-110 kA Icu at 400...415 V AC 50 Hz conforming to IEC 60947-2 suitability for isolationYes quality labelsNF Complementary network frequency50 Hz [Ue] rated operational voltage230 V AC 50 Hz between phase and neutral400 V AC 50 Hz between phases magnetic tripping limit10...14 x In [Ics] rated service breaking capacity6000 A 100 % x Icn at 400 V AC 50 Hz conforming to EN/IEC 60898-17.5 kA 75 % x Icu at 400 V AC 50 Hz conforming to IEC 60947-2 limitation class3 conforming to EN/IEC 60898-1 [Ui] rated insulation voltage400 V AC 50 Hz [Uimp] rated impulse withstand voltage4 kV conforming to IEC 60947-2 contact position indicatorYes control typeToggle local signallingON/OFF indication mounting modeClip-on mounting supportDIN rail 9 mm pitches6 height81 mm width54 mm depth78 mm product weight322 g colourWhite mechanical durability20000 cycles electrical durability10000 cycles locking options descriptionPadlocking device connections - terminalsTunnel type terminals downstream0.33…10 mm² flexibleTunnel type terminals downstream0.75…16 mm² rigidTunnel type terminals upstream0.33…10 mm² flexibleTunnel type terminals upstream0.75…16 mm² rigid wire stripping length13 mm tightening torque2 N.m earth-leakage protectionSeparate block Environment standardsEN/IEC 60898-1EN/IEC 60947-2 IP degree of protectionIP20 conforming to IEC 60529 pollution degree3 conforming to IEC 60947-2 tropicalisation2 conforming to IEC 60068-1 relative humidity95 % at 55 °C operating altitude2000 m ambient air temperature for operation-25…70 °C ambient air temperature for storage-40…70 °C Offer Sustainability Sustainable offer statusGreen Premium product REACh Regulation EU RoHS DirectivePro-active compliance (Product out of EU RoHS legal scope)
EU RoHS Declaration
Mercury freeYes RoHS exemption information China RoHS Regulation Environmental Disclosure Circularity ProfileNo need of specific recycling operations WEEEThe product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins Contractual warranty Warranty18 months
Documents and DownloadsLanguage
CADSizeAdd to My DocumentsDT40 3P 400V MINIATURE CIRCUIT BR (Version 1.0)CAD file (on TraceParts) for A9N21420: DT40 - circuit breaker - DT40N - 3P + N - 40A - D curve (Version 2.0)Miniature Circuit Breaker DT40 3P-N 6A…40A (Version 1.0)CertificateSizeAdd to My DocumentsDeclaration of conformitySizeAdd to My DocumentsProduct Environmental ProfileSizeAdd to My Documents
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