Vacuum starters are designed with the main contacts in sealed vacuum bottles. These three-pole devices are suitable for contaminated atmospheres and offer long life and low maintenance. Models are available for amperage ratings ranging from 135A to 540A and are provided with solid state overload relays.
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Digest 178 – NEMA and Definite Purpose Contactors and Starters
Motor Control, NEMA Products, NEMA Contactors, NEMA Starters – Definite Purpose, Duplex Motor Controllers, NEMA Overload Relays, Pump Panels, NEMA Contactors – Definite Purpose, Separate Enclosures / Replacement Parts, NEMA Contactors – Lighting, NEMA Contactors – Vacuum, NEMA Starters – Combination, NEMA Starters – Reduced Voltage, NEMA Starters – Vacuum, NEMA Starters/Protectors & Switches – Manual, NEMA Starters | Schneider Electric
