circuit breaker Compact NS1250N - Micrologic 2.0 - 1250 A - 3 poles 3tShow more characteristics >
Main rangeCompact range of productNS630b...1600 product or component typeCircuit breaker device short nameCompact NS1250N device applicationDistribution poles description3P protected poles description3t network typeAC breaking capacity codeN suitability for isolationYes conforming to IEC 60947-2 utilisation categoryCategory B trip unit nameMicrologic 2.0 trip unit technologyElectronic trip unit rating1250 A at 50 °C Complementary network frequency50/60 Hz control typeRotary handleToggle mounting modeFixed mounting supportBackplate upside connectionFront downside connectionFront (In) rated current up to 65 °C1250 A at 50 °C [Ui] rated insulation voltage800 V AC 50/60 Hz conforming to IEC 60947-2 [Uimp] rated impulse withstand voltage8 kV conforming to IEC 60947-2 [Ue] rated operational voltage690 V AC 50/60 Hz conforming to IEC 60947-2 circuit breaker CT rating1250 A breaking capacity30 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-250 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-250 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-285 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-240 kA Icu at 500/525 V AC 50/60 Hz conforming to IEC 60947-2 [Ics] rated service breaking capacity30 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-240 kA at 500/525 V AC 50/60 Hz conforming to IEC 60947-250 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-250 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-250 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2 auxiliary contact composition1 NO/NC mechanical durability10000 cycles electrical durability2000 cycles 690 V AC 50/60 Hz In conforming to IEC 60947-23000 cycles 690 V AC 50/60 Hz In/2 conforming to IEC 60947-24000 cycles 440 V AC 50/60 Hz In conforming to IEC 60947-25000 cycles 440 V AC 50/60 Hz In/2 conforming to IEC 60947-2 local signallingPositive contact indication [Icw] rated short-time withstand current19.2 kA trip unit protection functionsLI protection typeInstantaneous short-circuit protectionOverload protection (long time) long time pick-up adjustment type IrAdjustable long time pick-up adjustment range0.4...1 x In long time delay adjustment typeAdjustable 9 settings [tr] long-time delay adjustment range0.7…16.6 s 7.2 x Ir12.5…600 s 1.5 x Ir0.5…24 s 6 x Ir thermal memory20 mn instantaneous pick-up adjustment type IiAdjustable instantaneous pick-up adjustment range1.5...10 x Ir integrated instantaneous protection40 kA height327 mm width210 mm depth147 mm Environment standardsIEC 60947-2 product certificationsASEFAASTA power losses44 W IP degree of protectionIP40 conforming to IEC 60529 IK degree of protectionIK07 conforming to EN 50102 pollution degree3 conforming to IEC 60947 ambient air temperature for operation-25…70 °C ambient air temperature for storage-50…85 °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
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CatalogueSizeAdd to My DocumentsUser guideSizeAdd to My DocumentsCADSizeAdd to My DocumentsCAD files for 33478: Front-connected circuit breaker Compact NS630b to NS1600 3P; fixed manually operated (Version 1.0)Front-connected circuit breaker Compact NS630b to NS1600 3P; fixed manually operated (Version 1.0)Instruction sheetSizeAdd to My DocumentsEnd of Life InformationSizeAdd to My DocumentsMarine certificateSizeAdd to My DocumentsABS Marine Certificate Compact NS630b-1600N-H-L-LB moulded case circuit breaker (Version 1.0)BV Marine Certificate Compact NS630b-1600 moulded case circuit breaker (Version 1.0)RINA Marine Certificate NS630b-1600N-H-L-Lb moulded case circuit breaker (Version 1.0)LR Marine Certificate Compact NS630b-1600 moulded case circuit breaker (Version 1.0)
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