Product data sheet XCKN2121P20 Characteristics Limit switch, Limit switches XC Standard, XCKN, thermoplastic plastic roller lever plung. Hor, 1NC+1 NO, snap, M20 Main Range of Product Telemecanique Limit switches XC Standard Series name Standard format Product or Component Limit switch Type Device short name XCKN Sensor design Compact form E Body type Fixed Head type Plunger head Material Plastic Body Material Plastic Head material Plastic Fixing Mode By the body Movement of operating Linear head Type of operator Spring return roller lever plunger thermoplastic Type of approach Lateral approach, 1 direction Cable entry 1 entry tapped for M20 x 1.5 cable gland 0.28 0.51in (713mm) Number of poles 2 Contacts type and 1 NC + 1 NO composition Contact operation Snap action Complementary Switch actuation By 30 cam Electrical connection Screw-clamp terminals 1 x 0.34...2 x 1.5 mm Contacts insulation form Zb Positive opening With Positive opening minimum force 10N Minimum force for tripping 6N Maximum actuation speed 3.28ft/s (1m/s) Contact code designation A300, AC-15 (Ue = 240 V), Ie = 3A 10A EN/IEC 60947-5-1 appendix A R300, DC-13 (Ue = 250 V), Ie = 0.1A EN/IEC 60947-5-1 appendix A Ui rated insulation voltage 300VUL 508 500V 3)IEC 60947-1 300VCSA C22.2 No 14 Uimp rated impulse withstand voltage 6KV IEC 60664 6kV IEC 60947-1 Short-circuit protection 10A cartridge fuse gG Electrical durability 5000000Cycles, DC-13, 120 V, 4 W 60cyc/mn 0.5 IEC 60947-5-1 appendix C 5000000Cycles, DC-13, 24 V, 10 W 60cyc/mn 0.5 IEC 60947-5-1 appendix C 5000000cycles, DC-13, 48 V, 7 W 60cyc/mn 0.5 IEC 60947-5-1 appendix C Mechanical durability 10000000cycles Width 1.18in (30mm) Height 3.70in (94mm) Depth 1.18in (30mm) Net Weight 0.32lb(US) (0.145kg) Terminals description ISO n1 (13-14)NO (21-22)NC Jan 21, 2022 1 The information provided in this documentation contains general descriptions and/or technical characteristics of the performance of the products contained herein. This documentation is not intended as a substitute for and is not to be used for determining suitability or reliability of these products for specific user applications. It is the duty of any such user or integrator to perform the appropriate and complete risk analysis, evaluation and testing of the products with respect to the relevant specific application or use thereof. Neither Schneider Electric Industries SAS nor any of its affiliates or subsidiaries shall be responsible or liable for misuse of the information contained herein.Environment Shock resistance 45 gn 11ms IEC 60068-2-27 Vibration resistance 25 gn 10500Hz)IEC 60068-2-6 IP degree of protection IP65 conforming to IEC 60529 IK degree of protection IK04 EN 50102 Overvoltage category Class II IEC 61140 Class II NF C 20-030 Ambient air temperature for operation -13158F (-2570C) Ambient Air Temperature for Storage -40158F (-4070C) Protective treatment TC Product Certifications UL CSA CCC Standards EN 60204-1 CSA C22.2 No 14 EN 60947-5-1 IEC 60947-5-1 IEC 60204-1 UL 508 Ordering and shipping details Category 22435 - LIMIT SWITCHES,TYPE XCM Discount Schedule T GTIN 03389110214291 Nbr. of units in pkg. 1 Package weight(Lbs) 1lb(US) (0.45kg) Returnability No Country of origin ID Packing Units Unit Type of Package 1 PCE Package 1 Height 4.33in (11cm) Package 1 width 5.04in (12.8cm) Package 1 Length 6.69in (17cm) Unit Type of Package 2 BB1 Number of Units in Package 2 20 Package 2 Weight 3.13lb(US) (1.42kg) Package 2 Height 4.33in (11cm) Package 2 width 5.04in (12.8cm) Package 2 Length 6.69in (17cm) Unit Type of Package 3 S02 Number of Units in Package 3 80 Package 3 Weight 13.53lb(US) (6.135kg) Package 3 Height 5.91in (15cm) Package 3 width 11.81in (30cm) Package 3 Length 15.75in (40cm) 2