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Characteristics
Main range Compactproduct name Compact NSXproduct or component type Circuit breakerdevice short name Compact NSX250Bdevice application Distributionpoles description 3Pprotected poles description 3tnetwork type ACnetwork frequency 50/60 Hz[In] rated current 250 A ( 40 °C )[Ui] rated insulation voltage 800 V AC 50/60 Hz[Uimp] rated impulse withstand voltage 8 kV[Ue] rated operational voltage 690 V AC 50/60 Hzbreaking capacity code B (25 kA) ACbreaking capacity 25 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-215 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-220 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-240 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2[Ics] rated service breaking capacity Ics 15 kA 500 V AC 50/60 Hz conforming to IEC 60947-2Ics 20 kA 440 V AC 50/60 Hz conforming to IEC 60947-2Ics 25 kA 380/415 V AC 50/60 Hz conforming to IEC 60947-2Ics 40 kA 220/240 V AC 50/60 Hz conforming to IEC 60947-2suitability for isolation Yes conforming to EN 60947-2Yes conforming to IEC 60947-2utilisation category Category Atrip unit name Micrologic 2.2trip unit technology Electronictrip unit protection functions LSoItrip unit rating 250 A ( 40 °C )protection type Instantaneous short-circuit protectionOverload protection (long time)Short time short-circuit protectionpollution degree 3 conforming to IEC 60664-1Complementary control type Togglemounting mode Fixedmounting support Backplateupside connection Frontdownside connection Frontmechanical durability 20000 cycleselectrical durability 10000 cycles 440 V In conforming to IEC 60947-210000 cycles 690 V In/2 conforming to IEC 60947-220000 cycles 440 V In/2 conforming to IEC 60947-25000 cycles 690 V In conforming to IEC 60947-2connection pitch 35 mmlocal signalling LED 105 % IrLED 90 % IrLED readylong time pick-up adjustment type Ir Adjustable 9 settingslong time pick-up adjustment range 0.9...1 x Iolong time delay adjustment type Fixed[tr] long-time delay adjustment range 11 s 7.2 x Ir16 s 6 x Ir400 s 1.5 x Irthermal memory 20 minutes before and after trippingshort-time pick-up adjustment type Isd Adjustable 9 settings[Isd] short-time pick-up adjustment range 1.5...10 x Irshort-time delay adjustment type Fixedinstantaneous pick-up adjustment type Ii Fixedinstantaneous pick-up adjustment range 3000 Aheight 161 mmwidth 105 mmdepth 86 mmproduct weight 2.4 kgEnvironment overvoltage category Class IIelectrical shock protection class Class IIstandards EN/IEC 60947product certifications CCCMarineEACIP degree of protection IP40 conforming to IEC 60529IK degree of protection IK07 conforming to IEC 62262ambient air temperature for operation -35...70 °Cambient air temperature for storage -55...85 °COffer Sustainability Sustainable offer status Green Premium productRoHS (date code: YYWW) REACh Product environmental profile AvailableProduct end of life instructions AvailableContractual warranty Warranty period 18 months 18 months -
Documents and Downloads
Language- English
CatalogueDateSizeAdd to My DocumentsDate 10/29/18Size 67.7 MBUser guideDateSizeAdd to My DocumentsCADDateSizeAdd to My Documents3P NSX100-250; Compact circuit breaker3P NSX100-250; Compact circuit breaker3P NSX100-250; Compact circuit breakerInstruction sheetDateSizeAdd to My DocumentsREACh DeclarationDateSizeAdd to My Documents -
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