About Mitsubishi S-K25 Contactor
A contactor is an electrical device which is used for switching an electrical circuit on or off. ... These contacts are in most cases normally open and provide operating power to the load when the contactor coil is energized. Contactors are most commonly used for controlling electric motorsExceptional Mechanical and Electrical DurabilityThe S-K25 contactor guarantees dependable operation with up to 10 million mechanical cycles and 1 million electrical cycles, suitable for applications demanding longevity and reliability. Its silver alloy contacts and thermoplastic insulation further enhance lifespan and safety, making it ideal for intensive industrial use.
Versatile Installation and Safety FeaturesThis device supports both DIN rail and panel mounting, fitting standard industrial sizes with a screw terminal connection. Featuring an IP20 protection rating and optional accessories for overheating protection, it ensures safe and flexible integration in diverse setups, even in demanding environments.
Optimized for Industrial Control and SwitchingCapable of controlling and switching electric motors and power circuits reliably, the S-K25 operates on a rated voltage of 690V AC and frequency range of 50/60Hz. Its compact design, high switching efficiency, and auxiliary contacts provide operational versatility and ease of use in complex power systems.
FAQ's of Mitsubishi S-K25 Contactor:
Q: How is the Mitsubishi S-K25 contactor installed in an electrical setup?
A: You can mount the S-K25 contactor using either DIN rail or panel mounting options. Its standardized dimensions and screw terminal connectors facilitate straightforward, secure installation in industrial control panels.
Q: What protections does the S-K25 provide for electrical systems?
A: The contactor features an IP20 protection rating and can be equipped with optional accessories for overheating protection. This helps safeguard equipment in industrial environments with high pollution degree (3) and up to 85% relative humidity.
Q: Where is the Mitsubishi S-K25 contactor commonly used?
A: This contactor is widely utilized in industrial settings for the control and switching of three-phase electric motors and power circuits, thanks to its high endurance and compatibility with up to 690V AC systems.
Q: What are the main benefits of using the S-K25 contactor?
A: Key benefits include long electrical and mechanical life, high switching efficiency, compact design, easy installation, and robust performance even in demanding conditions such as high humidity, temperature extremes, and polluted environments.
Q: When should auxiliary contacts be considered for the S-K25 contactor?
A: Auxiliary contacts (1 NO + 1 NC, optional) should be considered when additional signaling or interlocking functions are required in your control circuit, enhancing control flexibility and system feedback.
Q: How does the S-K25 endure harsh environmental conditions?
A: Thanks to its high-grade plastic and metal construction, thermoplastic insulation, and silver alloy contacts, the S-K25 withstands temperature ranges from -40C to +70C in storage and up to 85% humidity, ensuring reliable operation at altitudes up to 2000 m.