XCKN2121G11 Telemecanique XCKN koncový spínač 1NC 1NO

The Telemecanique XCKN2121G11 is a compact limit switch from the XC Standard series, providing position detection and end-of-travel control via a spring return roller lever plunger with lateral approach. It delivers snap action switching in a 1 NC + 1 NO contact arrangement with positive opening operation, rated IP65 to IEC 60529. The switch carries UL, CCC, and CSA certifications and conforms to IEC 60947-5-1.

Technical specifications:

• Catalog reference: XCKN2121G11
• Manufacturer: Telemecanique (Schneider Electric)
• Contact arrangement: 1 NC + 1 NO, snap action
• Actuator type: Spring return roller lever plunger, thermoplastic, lateral approach, 1 direction
• Switch actuation: By 30° cam
• Cable entry: 1 entry tapped for Pg 11 cable gland
• AC rating: AC-15, Ue = 240 V, Ie = 3 A, Ithe = 10 A (IEC 60947-5-1)
• DC rating: DC-13, Ue = 250 V, Ie = 0.1 A (IEC 60947-5-1)
• Rated insulation voltage: 500 V, pollution degree 3 (IEC 60947-1)
• Rated impulse withstand voltage: 6 kV (IEC 60947-1)
• Mechanical durability: 10,000,000 cycles
• Electrical durability: 5,000,000 cycles (DC-13, IEC 60947-5-1 appendix C)
• Positive opening minimum force: 10 N
• Minimum tripping force: 6 N
• Maximum actuation speed: 1 m/s
• Terminal connection: Screw-clamp, 1 x 0.34...2 x 1.5 mm²
• Short-circuit protection: 10 A cartridge fuse, type gG
• IP rating: IP65 (IEC 60529)
• IK rating: IK04 (IEC 62262)
• Shock resistance: 45 gn for 11 ms (IEC 60068-2-27)
• Vibration resistance: 25 gn, 10...500 Hz (IEC 60068-2-6)
• Operating temperature: -25...70 °C
• Storage temperature: -40...70 °C
• Body and head material: Plastic
• Dimensions (W x H x D): 30 x 94 x 30 mm
• Weight: 0.145 kg
• Standards: IEC 60947-5-1, CSA C22.2 No 14, UL 508, IEC 60204-1
• Certifications: UL, CCC, CSA
• Warranty: 18 months

Features and benefits:

• Positive opening operation (minimum force 10 N) ensures reliable contact separation conforming to IEC 60947-5-1, supporting use in safety-relevant circuits.
• IP65-rated plastic housing blocks dust ingress and water jets, meeting the demands of industrial machine environments.
• 10,000,000 cycle mechanical durability and 5,000,000 cycle electrical durability reduce maintenance intervals in high-frequency switching applications.
• Wide operating range of -25...70 °C and storage range of -40...70 °C allow deployment across cold storage and high-heat machine installations.

Applications:

• End-of-travel detection on conveyors and automated production lines
• Position sensing and machine guarding on cam-driven industrial machinery
• Door and gate interlock control in safety circuits
• Plunger-actuated limit detection in packaging and material handling equipment

Also known as: Telemecanique XCKN2121G11, XC Standard limit switch, XCKN series Pg11 limit switch.