{"product_id":"siemens-3un21-thermistor-protection-relay","title":"Siemens 3Un21 Thermistor Protection Relay 220-240V – Motor Protection","description":"\u003cp\u003eProtect your motors with the Siemens 3Un21 3Un2100-0An7 Thermistor Protection Relay. This device ensures reliable protection for industrial equipment, preventing damage from thermal overloads.\u003c\/p\u003e\n\n\u003cp\u003eThe Siemens 3Un21 relay operates at 220-240V and is suitable for 50\/60Hz systems. It features a 1S+1O configuration compliant with Vde 0660\/Iec 34-11 Typ A standards ensuring safety and performance in your automation and control systems. With rated operational currents of 2A\/24V for DC13 and 6A\/120V 3A\/250V 1.5A\/400V for AC15, it provides efficient protection for various electrical systems.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eReliable\u003c\/strong\u003e motor protection\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eEfficient\u003c\/strong\u003e thermal overload management\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDurable\u003c\/strong\u003e German-engineered design\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCompatible\u003c\/strong\u003e with 220-240V systems\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCompliant\u003c\/strong\u003e with industry safety standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eVoltage: 220-240V\u003c\/li\u003e\n \u003cli\u003eFrequency: 50\/60Hz\u003c\/li\u003e\n \u003cli\u003eContacts: 1No+1Nc\u003c\/li\u003e\n \u003cli\u003eRated Operational Current (DC13): 2A\/24V\u003c\/li\u003e\n \u003cli\u003eRated Operational Current (AC15): 6A\/120V 3A\/250V 1.5A\/400V\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eTrust in the Siemens 3Un21 3Un2100-0An7 Thermistor Protection Relay for superior protection and performance in your industrial automation systems. Invest in reliable equipment to safeguard your operations. \u003c\/p\u003e\n\u003cp\u003eAlso our company name is Ram Automations and also you can contact us on email info@ramautomations.com\u003c\/p\u003e","brand":"Ram Automations","offers":[{"title":"Used","offer_id":48131480125782,"sku":"RAMA132904","price":999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/5554\/5686\/files\/thermistor-protection-relay-220-240v-50-60hz-siemens-ram-automations.webp?v=1750959915","url":"https:\/\/ramautomations.com\/products\/siemens-3un21-thermistor-protection-relay","provider":"Ram Automations","version":"1.0","type":"link"}