L&T FN-63 TPN FN-32 TPN Switch Disconnector Fuse Units TPN S-D-F Open Execution

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

Technical Specifications

• Rated Operational Current (A)
  63A
• Conformance to Standards
  IS/IEC 60947-3, EN 60947-3
• Fuse Type
  Bolted/BS
• Utilization Category
  AC-23A
• Rated operational voltage (Ue)
  415V
• Operating Frequency(Hz)
  50/60
• Mechanical Life (No. of operating cycles)
  15000
• Rated Insulation Voltage Ui (V)
  690V
• Rated Breaking Capacity@AC-23A (A)
  504
• Rated Making Capacity@AC-23A (A)
  630
• Version
  Open Execution
• No. of Poles
  TPN
• Maximum Al termination (sq.mm)
  35
• Mounting positions
  All Orientations
• Standard Accessories
  Terminal Shrouds, Phase Barriers, Extended handle with shaft
• Pollution Degree
  3
• Discount Percentage
  Between 0-10 %