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GE THJK436250

Product Name:​ General Electric THJK436250 3-Pole 250 A Molded Case Circuit Breaker
Overview:​ The THJK436250 is a member of GE’s J600 Line family of Type THJK molded case circuit breakers. Rated at 250 A, 600 V, 3-pole, with a feed-thru connection, it provides high interrupting capacity thermal magnetic protection for industrial distribution.
Technical Specifications:
  • Current Rating:​ 250 A

Detailed content

  • Voltage Rating:​ 600 V
  • Poles / Phase:​ 3 poles, 3 phase
  • Interrupting Rating:​ 35 kA @ 480 V
  • Connection:​ Feed-Thru
  • Type:​ THJK
  • Protection:​ Thermal Magnetic, LI – Long-Time and Instantaneous
  • Temperature Rating:​ 40 °C
  • Terminals:​ Line & load side lug terminals with interchangeable trip unit
  • Dimensions (H × W × D):​ 8¼″ × 3¹³⁄₁₆″ × 10¹⁄₈″
  • Weight:​ 19.51 lb
Features:​ Feed-thru connection for flexible bus layout; interchangeable trip unit; high 35 kAIC interrupting capacity; complete with line and load side lug terminals.
Applications:​ Industrial feeder protection; main and branch circuit protection in switchgear and MCC; commercial building distribution where 250 A capacity is required.
Installation & Usage Notes:​ Install with proper torque on lug terminals; rated for 40 °C ambient — provide ventilation or derate in hotter enclosures; CSA approved; only qualified personnel should install.

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