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3RV2021-4AA15

Marvo Stock ID: MV-1MF5

£63.81 (ex. VAT)

Siemens

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Specifications

Specification Description
Part Number 3RV2021-4AA15
Alternative Part Number 3RV20214AA15
Manufacturer Siemens
Type Circuit Breaker
Poles 3 Pole
Rated Current 16 A @ 400 V ac/690 V ac
Short Circuit Breaking Capacity 100 kA
Tripping Mechanism Thermal-Magnetic
Dimensions 97 x 45 x 96 mm
Electrical Connection Screw-type terminals for main and auxiliary/control current circuit
Conductor Cross-Section Main contacts: 2x (1 ... 2.5 mm²), 2x (2.5 ... 10 mm²); Auxiliary contacts: 2x (0.5 ... 2.5 mm²)
Tightening Torque Main contacts: 2 ... 2.5 N·m; Auxiliary contacts: 0.8 ... 1.2 N·m
Operating Voltage Rated value up to 690 V
Operating Frequency Rated value 50 ... 60 Hz
Operating Power at AC-3 230 V: 4,000 W; 400 V: 7,500 W; 690 V: 11,000 W
Mechanical Service Life 100,000 switching cycles for main and auxiliary contacts
Electrical Endurance 100,000 switching cycles
Ambient Operating Temperature -20 ... +60 °C
Installation Altitude Up to 2,000 m above sea level
Relative Humidity 10 ... 95% during operation
Protection Class IP20 for front and terminal
Commodity Code 85362090

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3RV2021-4AA15 Product Description

The Siemens 3RV2021-4AA15 is a robust circuit breaker designed for motor protection, ensuring efficient and reliable operation in a variety of industrial settings. This three-pole device is engineered to provide class 10 protection, with an adjustable pick-up value current of the current-dependent overload release ranging from 10 to 16 A. The circuit breaker is equipped with a magnetic short-circuit trip feature, enhancing its protective capabilities.

Constructed with a focus on durability, the 3RV2021-4AA15 boasts a mechanical service life of approximately 100,000 switching cycles, making it a long-lasting solution for your electrical circuit protection needs. The device's screw-type terminals facilitate secure and straightforward electrical connections for both the main current circuit and auxiliary and control current circuits.

With an operating voltage rated at 690 V and an operating current rated value of 16 A at AC-3, this circuit breaker is capable of handling significant power demands. It also features an operating power at AC-3 rated at 7,500 W at 400 V, demonstrating its capacity to manage the energy requirements of various motor applications.

The compact design of the Siemens 3RV2021-4AA15, with dimensions of 97 x 45 x 96 mm, allows for efficient use of space within electrical installations. Its finger-safe construction and IP20 protection rating on the front and terminals provide an added layer of safety during operation and maintenance.

This circuit breaker is a reliable choice for those seeking a high-quality solution to protect motors from overload and short-circuit conditions, contributing to the longevity and efficiency of your industrial equipment.

Frequently Asked Questions

What type of circuit breaker is this?

This is a thermal-magnetic circuit breaker designed for protecting electrical circuits from overloads and short circuits.

Can this circuit breaker be used in hazardous locations?

Yes, it has certifications for use in hazardous locations, ensuring it meets the necessary safety standards for such environments.

What is the current rating of this circuit breaker?

The circuit breaker has an adjustable pick-up value current of the current-dependent overload release ranging from 10 to 16 A.

What are the dimensions of the circuit breaker?

The dimensions of the circuit breaker are 97 x 45 x 96 mm.

What is the mechanical service life of the circuit breaker?

The mechanical service life of the main and auxiliary contacts is typically 100,000 switching cycles.

What type of terminals does this circuit breaker have?

It features screw-type terminals for both the main current circuit and the auxiliary and control current circuit.

Is there a removable terminal for auxiliary and control circuits?

No, this circuit breaker does not have a removable terminal for auxiliary and control circuits.

What is the operating voltage of this circuit breaker?

The rated operating voltage of the circuit breaker is 690 V, with an AC-3 rated value maximum of 690 V.

What is the IP rating of the terminals?

The terminals have an IP20 protection rating, indicating a basic level of protection against solid objects.

What is the temperature range for operation of this circuit breaker?

The circuit breaker can operate within an ambient temperature range of -20 to +60 °C.