Limit switch contact block, Limit switches XC Standard, 1NC+1 NO, snap action XE2-SP2151 This product is part of the XC Standard range, an offer of limit switches. This contact block is an integral part of limit switch, can be provided with normally open (NO) and/or normally closed (NC) contacts. It has 1 normally closed + 1 normally opened, snap action contacts with positive opening operation. It is a limit switch contact block with a rated operational current of 3A at 240V AC, 0.27A at 250V AC and a conventional enclosed thermal current of 10A. It is furnished with screw clamp terminals for electrical connection. It offers long electrical durability of about 5 million operating cycles. It is intended for all industrial machine application such as packaging, materials handling, conveying, machining, food and beverage, service sector, etc. It is compatible with XCKJ, XCKM, XCKL, XCKD, XCR, XCKP and XCKS limit switches. It is associated with ZCKJ1D, ZCD21, ZCKM1, ZCKJ1, ZCKS1, ZCP21 and ZCKL1 bodies. European standard products (EN 50047) have positive opening contacts, even in snap action versions which allow use in safety applications. The IEC limit switch contact block offers a positive opening on all snap contacts, for safer machinery. Switch contact block is available with modular design for easier maintenance.