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Datasheet generated 2026-10-07
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Schneider Electric Fuse switch disconnector, FuPacT ISFL400, 400A, 3P (3 poles switchable), connection to 185mm busbars, M12 screws LV480857

Schneider Electric · Switchgear & Protection · Fuse Switch-Disconnectors · France · se.com
Part Number
LV480857  ·  HS 8536.50
Schneider Electric Fuse switch disconnector, FuPacT ISFL400, 400A, 3P (3 poles switchable), connection to 185mm busbars, M12 screws LV480857

Schneider Electric LV480857 ISFL400 3P, skinneavst. 185 mm.

Technical Specifications

Manufacturer part number (MPN)LV480857
EAN / GTIN3606480341151
Sales unitpcs
Number of poles3P
RangeFuPacT
Product nameFuPacT ISFL
Device short nameISFL400
Product or component typeFuse-switch disconnector
Device applicationEquipment protection, monitoring and control; Distribution
Signalling functionSeparated fuse monitor
Poles description1 x 3P switchable
Number of fuse carriers3
Fuse typeDIN
Fuse sizeNH2
Suitability for isolationYes conforming to EN/IEC 60947-3
Visible breakYes
Contact position indicatorYes
[Ith] conventional free air thermal current400 A ( 40 °C ) power dissipation per fuse: 34 W
[Ithe] conventional enclosed thermal current400 A at 40 °C
Power dissipation per fuse34 W
Maximum power dissipation per pole53 W
[Ue] rated operational voltage690 V AC 50/60 Hz; 800 V AC 50/60 Hz AC-20; 800 V DC DC-20
[Ui] rated insulation voltage1000 V AC 50/60 Hz; 1000 V DC
[Uimp] rated impulse withstand voltage8 kV
[Ie] rated operational currentAC-21B: 400 A at 220/240 V AC 50/60 Hz; AC-21B: 400 A at 380/415 V AC 50/60 Hz; AC-21B: 400 A at 440/480 V AC 50/60 Hz; AC-21B: 400 A at 500 V AC 50/60 Hz; AC-21B: 400 A at 660/690 V AC 50/60 Hz; AC-22B: 400 A at 220/240 V AC 50/60 Hz; AC-22B: 400 A at 380/415 V AC 50/60 Hz; AC-22B: 400 A at 440/480 V AC 50/60 Hz; AC-22B: 400 A at 500 V AC 50/60 Hz; AC-23B: 400 A at 220/240 V AC 50/60 Hz; AC-23B: 400 A at 380/415 V AC 50/60 Hz
[Iq] Breaking capacity with fuses (kA RMS)120 kA at 415 V (AC); 120 kA at 500 V (AC); 120 kA at 690 V (AC)
[Icw] rated short-time withstand current15 kA for 1 s
[Icm] Rated short-circuit making capacity30 kA at 690 V
Rated dutyUninterrupted
Control typeFuse carriers handle
Provision for padlocking3 padlocks
Mounting positionVertical
mounting modeFixed
Mounting supportBusbars
Mounting locationOne above the other
Contact operationSingle-break
Mechanical durability800 cycles
Electrical durabilityAC-21B: 200 cycles 690 V AC 50/60 Hz; AC-22B: 200 cycles 500 V AC 50/60 Hz; AC-23B: 200 cycles 415 V AC 50/60 Hz
Connections - terminalsScrew connection downstream M12 400 A; Direct connection upstream 400 A 185 mm
Tightening torque40 N.m
Width100 mm
Height741 mm
Depth190 mm
Product weight5 kg
StandardsEN/IEC 60947-1; EN/IEC 60947-3
Product certificationsCE; CCC; EAC
Electrical shock protection classClass II front face
IP degree of protectionIP20 conforming to IEC 60529
IK degree of protectionIK07 conforming to EN 50102
Pollution degree3 conforming to IEC 60947
Ambient air temperature for operation-20…70 °C
Ambient air temperature for storage-50…85 °C
Number of Units in Package 11
Number of Units in Package 250
Warranty (in months)18
Rated permanent current Iu400 A
Conditioned rated short-circuit current Iq120 kA
Degree of protection (IP), front sideIP20
Suitable for fusesNH2
Motor drive integratedNo
Type of electrical connection of main circuitScrew connection
Version as emergency stop installationNo
Version as main switchYes
Version as safety switchYes
Rated short-time withstand current lcw15 kA
Suitable for floor mountingNo
Suitable for front mountingYes
Suitable for busbar mountingYes
Max. rated operation voltage Ue AC690 V
With error protectionYes
Motor drive optionalNo
Position control elementFront side
Equipped with connectorsYes
Country of originGermany

Properties

MOQ1

Cross-References

Attached Documents