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1、Our Product Pages – Simply search for the part number you require in our search bar, and it will take you straight to the product page. You can then fill out a simple enquiry form to swiftly receive a comprehensive quote. 2、Call Us – Speak directly to a dedicated Account Manager who will be able to answer any questions you have and provide you with a quote within minutes. 3、Chat – If you would prefer to chat to us online, then you can use the handy live chat icon located in the bottom left hand corner of our website to speak directly with one of our experienced team. 4、Email Us – Reach us via email for any questions or quote requests. We’ll respond as soon as possible. 5、WhatsApp – Chat with us directly on WhatsApp for immediate assistance.

How long is my quote valid for?

Quotes are valid for 30 days from the day the quote is received unless stated otherwise at the time of quotation.

Are the parts fully tested?

All parts we supply are thoroughly tested. For your peace of mind, all parts come with a standard two-year warranty for new parts, a one-year warranty for parts in 99% new condition, and a three-month warranty for used parts. We also provide professional after-sales service support.

Do you provide warranty as standard?

We offer a two-year warranty for brand-new parts, a one-year warranty for parts in 99% new condition, and a three-month warranty for used parts. Therefore, if you encounter any issues within the warranty period from the date of delivery, you can contact our customer support team at any time, and they will be happy to assist you and explain the next steps.

Is there a quality guarantee for the products?

DUOMI offers free warranty services for all products sold, and if there are quality issues, you can choose to return or exchange within 7 days.

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T/T, Paypal, e-check, credit cards, Western Union, escrow, Alipay, etc.

What logistics channels are there to choose from?

TNT, DHL, UPS, FEDEX, EMS, etc. We are not responsible for undeliverable addresses.

Автоматический выключатель двигателя Siemens SIRIUS 3RV2021-0JA10

Параметр	Подробности
Модель	3РВ2021-0JA10
Ряд	SIRIUS 3RV2
Number of Poles	3-Pole
Rated Operational Current Ie	18 А (at 40°C)
Rated Insulation Voltage Ui	690 В и
Rated Impulse Withstand Voltage Uimp	6 kV
Ultimate Short-Circuit Breaking Capacity Icu (415В и)	100 кА
Motor Protection Range	До 7.5 кВт (at 400V AC)
Tripping Characteristics	Thermal-magnetic, adjustable overload (Ir), fixed magnetic short-circuit (Im)
Монтаж	Standard DIN 35mm rail mounting, front or rear connection possible
Accessory Support	Auxiliary contacts, fault signal contacts, undervoltage/shunt releases

Параметр

Подробности

Модель

3РВ2021-0JA10

Ряд

SIRIUS 3RV2

Number of Poles

3-Pole

Rated Operational Current Ie

18 А (at 40°C)

Rated Insulation Voltage Ui

690 В и

Rated Impulse Withstand Voltage Uimp

6 kV

Ultimate Short-Circuit Breaking Capacity Icu (415В и)

100 кА

Motor Protection Range

До 7.5 кВт (at 400V AC)

Tripping Characteristics

Thermal-magnetic, adjustable overload (Ir), fixed magnetic short-circuit (Im)

Монтаж

Standard DIN 35mm rail mounting, front or rear connection possible

Accessory Support

Auxiliary contacts, fault signal contacts, undervoltage/shunt releases

Подробная информация о продукте

This circuit breaker features a modular design that integrates both thermal overload protection and electromagnetic short-circuit protection. It offers precise tripping characteristics to effectively prevent motor damage caused by overload or phase failure. Its compact size allows for high-density installation in limited spaces. The breaker can be equipped with a variety of accessories such as auxiliary contacts, fault signal contacts, undervoltage releases, and shunt trips to meet complex control requirements. The manual operator includes clear “I/O” (On/Off) indication.

Параметры продукта

Параметр	Подробности
Модель	3РВ2021-0JA10
Ряд	SIRIUS 3RV2
Number of Poles	3-Pole
Rated Operational Current Ie	18 А (at 40°C)
Rated Insulation Voltage Ui	690 В и
Rated Impulse Withstand Voltage Uimp	6 kV
Ultimate Short-Circuit Breaking Capacity Icu (415В и)	100 кА
Motor Protection Range	До 7.5 кВт (at 400V AC)
Tripping Characteristics	Thermal-magnetic, adjustable overload (Ir), fixed magnetic short-circuit (Im)
Монтаж	Standard DIN 35mm rail mounting, front or rear connection possible
Accessory Support	Auxiliary contacts, fault signal contacts, undervoltage/shunt releases

The 3РВ2021-0JA10 is a motor circuit breaker from the Siemens SIRIUS 3RV2 series, в основном используется для защиты линии и двигателя, обеспечение защиты от перегрузки и короткого замыкания. It is capable of directly starting motors with a rated power of up to 7.5 кВт, serving as a critical protective device in motor control centers (MCC) and switchgear.