This Siemens 3RH19 21-1MA11 auxiliary switching block is for the contactor of a switching motor. It is made of plastic for corrosion resistance and non-conductivity. It has one normally open (NO) contact and one normally closed (NC) contact and meets the Ingress Protection (IP) 20 standard for protection against finger insertion. It has an operating temperature range from -25 to +60 degrees C. This auxiliary switching block is Underwriters Laboratories (UL) listed, Canadian Standards Association (CSA) certified, meets China Compulsory Certificate (CCC) standards, and displays the European Conformity (CE) and EurAsian Conformity (EAC) marks.
|Contact blocks||1 NO + 1 NC|
|Maximum operating current||10 amp|
|Operating temperature range||-25 to +60 degrees C|
|Specifications met||UL listed, CSA certified, meets CCC standards, CE and EAC marked|
|Mounting dimensions*||38 x 44 x 51mm (H x W x D)|
*H is height, the vertical distance from the lowest to highest point; W is width, the horizontal distance from left to right; D is depth, the horizontal distance from front to back.
Siemens manufactures electronic products for building automation, industrial drives, lighting, energy generation, medical equipment, and rail transportation. The company, founded in 1847 and headquartered in Munich, Germany, meets International Standards Organization (ISO) standards 14001, 9001 and TS 16949.