Main range of productINF200...800 rangeFuPact product nameFupact INF device short nameINFB250 product or component typeSwitch-disconnector-fuse device applicationProtection poles description3P protected poles description3f fuse typeBS fuse sizeB2B1B3 network typeACDC network frequency50/60 Hz Complementary control typeOperating shaft (without handle) rotary handle mounting locationFront mounting modeFixed mounting supportMounting plate [Ie] rated operational currentAC-22A: 250 A AC 50/60 Hz 220/240 VAC-22A: 250 A AC 50/60 Hz 380/415 VAC-22A: 250 A AC 50/60 Hz 440/480 VAC-22A: 250 A AC 50/60 Hz 500/525 VAC-22A: 250 A AC 50/60 Hz 660/690 VAC-23A: 250 A AC 50/60 Hz 220/240 VAC-23A: 250 A AC 50/60 Hz 380/415 VAC-23A: 250 A AC 50/60 Hz 440/480 VAC-23A: 250 A AC 50/60 Hz 500/525 VAC-23A: 250 A AC 50/60 Hz 660/690 VDC-22A: 250 A DC 250 V 2 poles in seriesDC-22A: 250 A DC 500 V 3 poles in seriesDC-23A: 250 A DC 250 V 2 poles in seriesDC-23A: 250 A DC 500 V 3 poles in seriesAC-22A: 250 A AC 50/60 Hz 480 V conforming to NEMAAC-23A: 250 A AC 50/60 Hz 480 V conforming to NEMADC-22A: 250 A DC 125 V 1 poleDC-23A: 250 A DC 125 V 1 pole [Ith] conventional free air thermal current200 A ( 60 °C ) vertical250 A ( 40 °C ) power dissipation per fuse: 23 W vertical177 A ( 70 °C ) horizontal177 A ( 70 °C ) vertical189 A ( 65 °C ) horizontal189 A ( 65 °C ) vertical200 A ( 60 °C ) horizontal211 A ( 55 °C ) horizontal211 A ( 55 °C ) vertical222 A ( 50 °C ) horizontal222 A ( 50 °C ) vertical231 A ( 45 °C ) horizontal232 A ( 45 °C ) vertical241 A ( 40 °C ) horizontal250 A ( 35 °C ) horizontal [Ithe] conventional enclosed thermal current230 A at 40 °C, Power dissipation per fuse: 27 W (800 mm x 400 mm x 330 mm)250 A at 40 °C, Power dissipation per fuse: 20 W (800 mm x 400 mm x 330 mm) maximum powerAC-23: 140 kW at 380/400 V AC 50/60 HzAC-23: 145 kW at 415 V AC 50/60 HzAC-23: 170 kW at 500/525 V AC 50/60 HzAC-23: 250 kW at 660/690 V AC 50/60 HzAC-23: 75 kW at 220/240 V AC 50/60 Hz rated dutyUninterrupted [Ui] rated insulation voltage1000 V AC 50/60 Hz1000 V DC [Uimp] rated impulse withstand voltage12 kV [Ue] rated operational voltage690 V AC 50/60 Hz1000 V AC 50/60 Hz AC-201000 V DC DC-20750 V DC [Im] rated making and breaking capacityIcm 220 kA at 500 V conforming to DIN (with fuse)Icn 100 kA at 500 V conforming to DIN (with fuse)Icm 176 kA at 415 V conforming to DIN (with fuse)Icm 176 kA at 690 V conforming to DIN (with fuse)Icm 28 kA at 690 V (without fuse)Icn 80 kA at 415 V conforming to DIN (with fuse)Icn 80 kA at 690 V conforming to DIN (with fuse)Icm 37.5 kA at 500 V (without fuse)Icm 40.5 kA at 415 V (without fuse) suitability for isolationYes conforming to IEC 60947-1 contact position indicatorYes contact operationDouble-break Environment mechanical durability10000 cycles electrical durabilityAC-22A: 1000 cycles 500 V AC 50/60 HzAC-22A: 1000 cycles 690 V AC 50/60 HzAC-23A: 1000 cycles 500 V AC 50/60 HzAC-23A: 1000 cycles 690 V AC 50/60 Hz [Icw] rated short-time withstand current8 kA for 1 s1.46 kA for 30 s1.79 kA for 20 s4.62 kA for 3 s designHorizontal design connections terminalsScrew connection connections - terminalsScrew connection M10 250 A tightening torque30...44 N.m for terminal5 N.m for BS fuse height193 mm width206 mm depth154 mm standardsEN/IEC 60947-3EN/IEC 60947-1 IP degree of protectionIP20 fuse compartment: pollution degree3 Offer Sustainability Sustainable offer statusGreen Premium product REACh Regulation REACh free of SVHCYes EU RoHS DirectiveCompliant
EU RoHS Declaration
Toxic heavy metal freeYes Mercury freeYes RoHS exemption information China RoHS RegulationChina RoHS declaration
Pro-active China RoHS declaration (out of China RoHS legal scope)
Environmental Disclosure 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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