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Siemens QJ23B070HA01 - Molded Case 70A 3-Pole 240V

Siemens
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Siemens QJ23B070HA01 Circuit Breaker - Molded Case 70A 3-Pole 240V The Siemens QJ23B070HA01 is a QJ2H molded case circuit breaker designed for thermal magnetic overcurrent protection in industrial power distribution systems. It is rated for 240V AC, 70A continuous current, and 42kA interrupting capacity at 240V, with three poles and three-phase operation. This bolt-on unit weighs 4 lb and features LI (Long-Time and Instantaneous) trip functions for coordinated fault response. It complies with applicable UL and NEMA standards for molded case circuit breakers. Typical applications include branch circuit protection in switchboards, panelboards, and industrial control panels.

Key Features & Specifications
  • Type: QJ2H Molded Case Circuit Breaker, Thermal Magnetic, Bolt-On
  • Voltage Rating: 240V AC
  • Current Rating: 70A
  • Dimensions: Standard QJ frame size
  • Standards: UL 489, NEMA AB-1
  • Applications: Industrial power distribution, branch circuit protection
  • Switch Type: Molded case
  • Configuration: 3-pole, 3-phase
  • Coil Voltage Maximum: Not applicable (thermal magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: Standard QJ frame packaging
  • Phase: 3
  • Voltage: 240V
  • Amperage: 70A
  • AIC rating: 42kA@240V
  • Connection: Bolt-On
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: QJ
  • Trip Type: Thermal Magnetic
  • Panel Type: Suitable for switchboards and panelboards
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Copper or aluminum compatible
  • Panel Style: Industrial
  • Bus Type: Bolt-on
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Bolt-On
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not included
  • CPT: Not included
  • Full Load Amps: 70A
  • Dist Voltage: 240V
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 70A
  • Full Load Amp Minimum: 0A
  • Enclosure: Open type
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Copper or aluminum
  • Amperage Maximum: 70A
  • Amperage Minimum: 0A
  • Nema Rating: NEMA AB-1
  • Switch Style: Molded case
  • Wire Size: #14 AWG to #2 AWG
  • Certification: UL 489
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-on lugs
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 489, NEMA AB-1
  • Compatible Frames: QJ
  • Installation Type: Panelboard or switchboard
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: QJ
  • Current Rating: 70A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not specified
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: 40°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: Not available
  • GTIN: Not available