Siemens 3RV2021-4DA10 SIRIUS Motor Protection Circuit Breaker

قاطع حماية المحركات سيمنس 3RV2021-4DA10 من سلسلة SIRIUS

Siemens 3RV2021-4DA10 SIRIUS Motor Protection Circuit Breaker meta description:

The Siemens 3RV2021-4DA10 is a robust molded case circuit breaker from the SIRIUS 3RV2 series, specifically designed for motor protection and overload safeguarding in industrial electrical systems. Siemens 3RV2021-4DA10 combines reliable circuit protection with adjustable current settings and a compact footprint, making it ideal for motor control panels and DIN-rail mounted applications.

يُعد Siemens 3RV2021-4DA10 قاطع دائرة مصبوبًا قويًا من سلسلة SIRIUS 3RV2، تم تصميمه خصيصًا لحماية المحركات والحماية من زيادة الحمل في الأنظمة الكهربائية الصناعية. يجمع هذا القاطع بين حماية موثوقة للدوائر الكهربائية وإعدادات تيار قابلة للضبط، إلى جانب تصميم مدمج يوفر سهولة التركيب داخل لوحات التحكم بالمحركات وعلى قضبان DIN.

Product Overview of Siemens 3RV2021-4DA10

Siemens 3RV2021-4DA10 circuit breaker serves as a motor protection breaker (MPCB) and a molded case circuit protection device with thermal and magnetic trip elements, offering dependable protection against overloads and short circuits. Siemens 3RV2021-4DA10 is suitable for a wide range of industrial environments where motor reliability and equipment safety are critical.

Key Features of Siemens 3RV2021-4DA10

• Model: 3RV2021-4DA10

• Series: Siemens SIRIUS 3RV2

• Function: Motor protection circuit breaker with thermal and magnetic protection

• Adjustable Current Range: 18–25 A (overload release)

• Short-Circuit Release: 325 A

• Connection Type: Screw terminals

• Mounting: DIN-rail (35 mm standard)

• Protection Class: Suitable for motor protection and general circuit safeguarding

• Compact Design: S0 size for space-efficient panel installation

• Brand: Siemens

• Motor Control Standard: IEC compliant for circuit protection and motor safeguarding

Electrical Specifications of Siemens 3RV2021-4DA10

• Rated Operating Voltage: 20 – 690 V AC

• Rated Frequency: 50–60 Hz

• Number of Poles: 3 (three-phase protection)

• Adjustable Overload Trip Range: 18 – 25 A

• Short-Circuit Trip Setting: 325 A instantaneous

• Insulation Voltage (Pollution Degree 3): 690 V

• Surge Voltage Resistance: 6 kV

• Typical Power Loss: ~8 W

Performance and Protection of Siemens 3RV2021-4DA10

The 3RV2021-4DA10 offers effective protection for motors and circuits, with thermal trip elements to guard against sustained overloads and magnetic trip elements for short-circuit events. Siemens 3RV2021-4DA10 also provides phase loss detection, helping prevent motor damage due to unbalanced loads or single-phase conditions.

Siemens 3RV2021-4DA10 design incorporates standard switching capacity for motor applications, making Siemens 3RV2021-4DA10 a reliable choice for industrial machinery, conveyors, pumps, compressors, fans, and other motor-driven equipment.

Mechanical and Environmental Ratings of Siemens 3RV2021-4DA10

• Mechanical Service Life (Main & Auxiliary Contacts) of Siemens 3RV2021-4DA10: ~100,000 cycles

• Electrical Endurance of Siemens 3RV2021-4DA10: ~100,000 operations

• Shock Resistance of Siemens 3RV2021-4DA10: 25 g / 11 ms (IEC 60068-2-27)

• Operating Temperature Range of Siemens 3RV2021-4DA10: −20 °C to +60 °C

• Storage Temperature of Siemens 3RV2021-4DA10: −50 °C to +80 °C

• Relative Humidity (During Operation) of Siemens 3RV2021-4DA10: 10 % to 95 %

• Max Installation Altitude of Siemens 3RV2021-4DA10: up to 2,000 m above sea level

• Weight of Siemens 3RV2021-4DA10: approx. 0.369 kg

Typical Applications of Siemens 3RV2021-4DA10

The 3RV2021-4DA10 is widely used in:

• Industrial motor protection circuits

• Control panels and motor control centers

• Pump and fan drive protection

• Conveyor and automation systems

• Machinery and equipment requiring reliable current safeguarding

It’s designed to provide dependable protection where adjustable overload settings and compact circuit protection are needed.

Why Choose Siemens 3RV2021-4DA10?

• Trusted Brand: Manufactured by Siemens, part of the renowned SIRIUS automation range

• Compact Design: Space-efficient S0 size for DIN-rail mounting

• Adjustable Protection: Flexible overload range for a variety of motor sizes

• Reliable Protection: Thermal and magnetic trip elements for full motor safeguarding

• Industrial Durability: Long service life and wide environmental tolerance

• Please confirm the status of a product before making a payment, follow these steps:

  1. Review the Product Information: Carefully read through the product details on the website or listing. This includes the product name, description, price, and any specifications or features. Make sure it matches what you intend to purchase.
  2. Check Availability: Verify if the product is in stock and available for purchase. If it’s listed as “out of stock” or “temporarily unavailable,” it may not be available for immediate purchase.
  3. Contact Customer Support: If you have any doubts or specific questions about the product’s availability, quality, or delivery time, it’s a good idea to contact the seller’s customer support or the online store’s customer service. They can provide you with the most up-to-date information.
  4. Read Reviews: Look for customer reviews and ratings, if available. This can give you insights into the product’s quality and the seller’s reliability.
  5. Check Shipping and Delivery Times: If the product is available, check the estimated shipping and delivery times. Ensure they meet your requirements, especially if you need the product by a specific date.
  6. Payment and Receipt Confirmation: When you’re ready to make a payment, review your order details before confirming the purchase. Double-check the product, quantity, price, and any additional fees. Ensure that the payment page is secure (look for the “https” in the URL).
  7. Save Confirmation Emails: After making the payment, save and confirm any order or payment confirmation emails. These can serve as proof of your transaction.
  8. Payment Method Security: Use secure payment methods, such as credit cards or trusted online payment systems. Be cautious of providing personal or financial information over unsecured or suspicious websites.
  9. Return and Refund Policy: Familiarize yourself with the seller’s or online store’s return and refund policy. This information is crucial in case you need to return the product or request a refund.
  10. Keep Records: Maintain records of all communication and transactions related to the purchase. This includes emails, receipts, and order confirmations.

  formed about the product’s status and can make a secure and informed payment.

  Feel Free to contact us: https://sg966.com/contact-2/

  The data sheet  Data Sheet