Siemens 3UF79370BA000 - Auxiliary Switch Block, 690V, 10A
Siemens 3UF79370BA000 - Auxiliary Switch Block, 690V, 10A

Siemens 3UF79370BA000 - Auxiliary Switch Block, 690V, 10A

Siemens
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The Siemens 3UF79370BA000 is a robust auxiliary switch block designed for integration with SIRIUS 3UF7 motor management and control systems, providing essential status signaling and control functions. This component operates at a rated insulation voltage of up to 690 V AC and supports a rated operational current of up to 10 A, ensuring reliable performance in demanding industrial circuits. Constructed with a compact, modular plastic housing, it features screw-type terminals for secure wiring and measures approximately 45 mm in width, 75 mm in height, and 110 mm in depth, with a weight of 0.25 lb. The device complies with IEC 60947-5-1 and UL/CSA standards, confirming its suitability for global industrial applications. Typical uses include feedback signaling for motor starters, contactors, and circuit breakers in automated manufacturing, pump control, and conveyor systems.

Key Features & Specifications
  • Type: Auxiliary switch block for SIRIUS 3UF7 systems
  • Voltage Rating: 690 V AC (insulation)
  • Current Rating: 10 A (operational)
  • Dimensions: 45 mm x 75 mm x 110 mm (approx.)
  • Standards: IEC 60947-5-1, UL, CSA
  • Applications: Motor control, signaling, automation
  • Switch Type: Auxiliary contact block
  • Configuration: 1 NO + 1 NC (typical)
  • Coil Voltage Maximum: Not applicable (auxiliary switch)
  • Temp Rating: -25°C to +60°C
  • Shipping Dimensions: 50 mm x 80 mm x 115 mm (approx.)
  • Phase: Not applicable
  • Voltage: 690 V AC
  • Amperage: 10 A
  • AIC rating: Not applicable
  • Connection: Screw terminals
  • Poles: 2
  • Protection: IP20 (enclosure)
  • Functions: Signal transmission, control interlocking
  • Frame Size: Modular (SIRIUS 3UF7 compatible)
  • Trip Type: Not applicable
  • Panel Type: Not applicable
  • Breaker Type: Not applicable
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Not applicable
  • Panel Style: Not applicable
  • Bus Type: Not applicable
  • Fuse Class: Not applicable
  • Insulation Temperature: 75°C (max)
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: DIN rail or screw mounting
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not applicable
  • Aux Contacts: 1 NO + 1 NC
  • CPT: Not applicable
  • Full Load Amps: Not applicable
  • Dist Voltage: Not applicable
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: Not applicable
  • Full Load Amp Minimum: Not applicable
  • Enclosure: IP20
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: 1.5 mm² to 2.5 mm² (typical)
  • Amperage Maximum: 10 A
  • Amperage Minimum: 0.1 A
  • Nema Rating: Not applicable
  • Switch Style: Auxiliary
  • Wire Size: 14-22 AWG
  • Certification: CE, UL, CSA
  • Circuit Breaker Mounting Style: Not applicable
  • Terminal Connection: Screw
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Not applicable
  • Standards: IEC 60947-5-1
  • Compatible Frames: SIRIUS 3UF7
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: Not applicable
  • Current Rating: 10 A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not applicable
  • 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: 60°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 75455493218
  • GTIN: 00754554932187