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UKP-250F11K 2-Pole 250A Front-Handle AC Switch Disconnector for Industrial Control Panels

The KRIPAL UKP-250F11K is a 2-pole, 250A rated AC switch-disconnector engineered for base/screw-mount installation inside electrical enclosures, with the operating handle fitted directly on the front face of the switch body.

Rated for on-load switching up to 250A, it delivers a visible, positive break for safe isolation of single-phase or two-pole circuits. The compact front-handle layout suits shallow panels and small enclosures where side clearance is limited, while a transparent viewing window lets technicians confirm contact position at a glance without opening the enclosure.

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Key Features

  • 2-pole configuration, rated current up to 250A (selectable 125–250A range)
  • Direct front-panel mounted handle — no linkage or extension rod required
  • Base/screw mount for secure fixing inside distribution boards and motor control panels
  • Visible contact-position window for quick visual verification
  • Spring-stored energy mechanism for quick-make, quick-break operation
  • Rated insulation voltage (Ui/Ue) 1000V; suitable for AC-20/DC-20 duty
  • High dielectric withstand (10kV/1min) and 12kV impulse withstand rating
  • On-load switching capability — safe to operate under normal load conditions
  • CE, LVD, CB, SEMKO certified

Application

  • Main incoming switch in small distribution boxes and load centers
  • Isolation point for lighting or auxiliary circuits in commercial buildings
  • Compact motor control panels requiring space-saving front-mounted operation
  • Maintenance isolation for two-pole equipment in industrial control cabinets
  • Residential/light-commercial sub-distribution enclosures with limited panel depth
Model UKP-250 UKP-315 UKP-400
Number of Poles 3P / 4P 3P / 4P 3P / 4P
Rated Current Ie (A) 125–250 275–315 250–400
Rated Insulation Voltage Ui / Ue (AC-20 / DC-20) 1000 V 1000 V 1000 V
Dielectric Strength (50 Hz / 1 min) 10 kV 10 kV 10 kV
Rated Impulse Withstand Voltage 12 kV 12 kV 12 kV
Rated Making Capacity (A) Up to 2500 Up to 3150 Up to 4000
Rated Breaking Capacity (A) Up to 2000 Up to 2520 Up to 3200
Rated Short-Time Withstand Current (kA) 1000 V / 0.15 s 15 31 31
Rated Short-Time Withstand Current (kA) 1000 V / 0.25 s 15 24 24
Rated Short-Time Withstand Current (kA) 1000 V / 1 s 8 15 15
Rated Short-Circuit Making Capacity (kA) 16 30 30
Operating Torque (N·m) 7 7 16

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