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Siemens
3RV1421-0JA10
Marvo Stock ID: MV-1MVQUsed
£41.84 (ex. VAT)
Excellent
Siemens
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Marvo Approved
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Full warranty
All parts are covered by a comprehensive warranty. If something goes wrong, I’ll put it right.
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3RV1421-0JA10 Product Description
The Siemens 3RV1421-0JA10 is a robust circuit breaker designed to offer efficient protection for transformers. This three-pole device is engineered to handle a current range of 0.7 to 1 A and has a short-circuit release of 21 A, ensuring reliable operation and safety in electrical circuits. With a compact size of 45 x 96 x 97 mm, it is suitable for space-conscious installations and can be easily integrated into a variety of industrial settings.
Crafted for transformer protection, this circuit breaker is part of the SIRIUS product family and is classified under trip class 10, which indicates its trip characteristics and response time. The screw connection terminals provide a secure and durable connection, while the standard breaking capacity ensures the device can handle typical system demands.
The 3RV1421-0JA10 is designed to operate effectively within a voltage rating of up to 690 V ac, making it versatile for a wide range of applications. Its mechanical service life boasts an impressive 100,000 switching cycles, demonstrating the unit's longevity and reliability.
This circuit breaker is also equipped with phase disturbance recognition, adding an extra layer of protection by detecting any phase imbalances that could potentially cause damage to the system. The finger-safe design enhances safety during installation and maintenance, minimising the risk of accidental contact with live components.
Overall, the Siemens 3RV1421-0JA10 circuit breaker is a dependable choice for those seeking a high-quality solution to protect electrical equipment and ensure continuous and safe operation in industrial environments.
Frequently Asked Questions
What is the voltage rating for this circuit breaker?
The circuit breaker is rated for a voltage of up to 690 V ac.
Can this circuit breaker be used for transformer protection?
Yes, this circuit breaker is designed specifically for transformer protection with an A-release range of 0.7 to 1 A.
What is the short-circuit release current of this device?
The short-circuit release current for this circuit breaker is set at 21 A.
What are the dimensions of this circuit breaker?
The dimensions of the circuit breaker are 45 x 96 x 97 mm.
What is the mechanical service life of this circuit breaker?
The mechanical service life of the main contacts is typically 100,000 switching cycles.
Is there an auxiliary switch available for this circuit breaker?
Yes, an auxiliary switch can be added to this circuit breaker.
What is the protection class of the front side of this circuit breaker?
The front side of the circuit breaker has a protection class of IP20.
What is the maximum installation altitude for this circuit breaker?
The maximum installation altitude for this circuit breaker is 2,000 meters above sea level.
What is the trip class of this circuit breaker?
This circuit breaker has a trip class of CLASS 10.
What type of terminals does this circuit breaker have?
This circuit breaker is equipped with screw-type terminals for its main current circuit.