FN SDF 250A 2P 415V AC Open Execution DIN Type Fuse 50/60 Hz

ST31674OOOO
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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

Product Details

Rated Operational Current (A) 250A
Conformance to Standards IS/IEC 60947-3, EN 60947-3
Fuse Type DIN /Knife-edge
Utilization Category AC-23A
Rated operational voltage (Ue) 415V
Operating Frequency(Hz) 50/60
Mechanical Life (No. of operating cycles) 10000
Rated Insulation Voltage Ui (V) 690V
Rated Breaking Capacity@AC-23A (A) 2000
Rated Making Capacity@AC-23A (A) 2500
Version Open Execution
No. of Poles 2P
Maximum Al termination (sq.mm) 240
Mounting positions All Orientations
Standard Accessories Terminal Shrouds, Phase Barriers, Extended handle with shaft
Pollution Degree 3
Discount Percentage Between 0-10 %

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