Description
FN SDFs come with the following safety features as a standard offering:
-Terminal Shrouds on both line and load side
-Phase barriers
-High clearances and creepage distances
-High ground clearance
Offering:
-Range: 32A to 800A
-Available in open execution and SS enclosure variants
-Versions: Suitable for DIN type and Bolted type fuses
-HE SDF version for harsh sulphurous environment
-Configurations: 2P, TPN, 4P(100% rated, Switched neutral)
Salient Features:
-AC-23A utilization category for entire range
-Quick-make /Quick-break mechanism
-Quad break contact system : Better arc quenching and higher electrical life of contacts
-Telescopic Shaft: Step-less depth adjustment
-Suitable for Aluminum termination
-Ample space for termination in spacious SS enclosure version
-No separate cable gland boxes required Clear ON/OFF indications
-Door interlocking in ON position with defeat feature
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Rated Operational Current (A)250A
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Conformance to StandardsIS/IEC 60947-3, EN 60947-3
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Fuse TypeDIN /Knife-edge
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Utilization CategoryAC-23A
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Rated operational voltage (Ue)415V
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Operating Frequency(Hz)50/60
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Mechanical Life (No. of operating cycles)10000
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Rated Insulation Voltage Ui (V)690V
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Rated Breaking Capacity@AC-23A (A)2000
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Rated Making Capacity@AC-23A (A)2500
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VersionOpen Execution
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No. of PolesTPN
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Maximum Al termination (sq.mm)240
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Mounting positionsAll Orientations
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Standard AccessoriesTerminal Shrouds, Phase Barriers, Extended handle with shaft
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Pollution Degree3
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Discount PercentageBetween 0-10 %
