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Grainger Siemens SIRIUS Motor Starter, 3-Pole, 7 A, 480 V, 1 ea

Catalog No. 502794959
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The SIRIUS 3RM1 motor starter provides reliable switching and electronic overload protection for three-phase motors up to 3 kW in a compact 22.5 mm wide housing. Utilizing energy-saving hybrid switching technology, this direct-on-line starter combines low-wear semiconductors for switching with durable relay contacts for continuous operation. It streamlines cabinet space and installation by eliminating the need for separate overload relays, while supporting efficient power infeed through compatible busbar systems.

  • Compact 22.5 mm width for space-saving DIN rail installation.
  • Integrated electronic overload protection with 1.6 A to 7 A setting range.
  • Hybrid technology for reduced wear and high energy efficiency.
  • IP20 protection with finger-safe terminals.
  • Suitable for global use with IEC, CCC, and UL certifications.
  • Supports 110 V to 230 V AC control supply voltage.

Catalog No. 50-279-4959 Supplier Grainger Supplier No. 19YM38
May include imposed supplier surcharges.
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The SIRIUS 3RM1 motor starter provides reliable switching and electronic overload protection for three-phase motors up to 3 kW in a compact 22.5 mm wide housing. Utilizing energy-saving hybrid switching technology, this direct-on-line starter combines low-wear semiconductors for switching with durable relay contacts for continuous operation. It streamlines cabinet space and installation by eliminating the need for separate overload relays, while supporting efficient power infeed through compatible busbar systems.

  • Compact 22.5 mm width for space-saving DIN rail installation.
  • Integrated electronic overload protection with 1.6 A to 7 A setting range.
  • Hybrid technology for reduced wear and high energy efficiency.
  • IP20 protection with finger-safe terminals.
  • Suitable for global use with IEC, CCC, and UL certifications.
  • Supports 110 V to 230 V AC control supply voltage.

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