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Siemens Fault Signalling Auxiliary Contact, 2 Contact, 2 NO, DPDT, 400V, Series 5ST3, 5ST3021
Specifications
| Country of Origin | India |
|---|---|
| Brand | Siemens |
| Model | 5ST3021 |
| Series | 5ST3 |
| Maximum Operating Temperature | 55°C |
| Minimum Operating Temperature | -25°C |
| Number of Contacts | 2 |
| Contact Voltage | 400V |
| Normal State Configuration | 2 NO |
| Pole and Throw Configuration | DPDT |
| Rated Insulation Voltage Ui | 440V |
Key Features
- Provides reliable fault signalling in electrical control systems.
- Features a double pole double throw (DPDT) configuration for versatile use.
- Rated insulation voltage of 440V ensures safe operation.
- Operates within a temperature range of -25°C to 55°C.
- Professional grade Siemens Sirius 5ST3 series accessory.
- Ideal for automation and control gear industrial applications.
- Manufactured with high-quality components ensuring durability.
- Designed and produced in India to meet industrial standards.
Product Description
Siemens 5ST3021 is a fault signalling auxiliary contact designed for integration within automation and control gear systems. This 2-contact, 2 normally open (NO) configuration relay operates at a contact voltage of 400V with a rated insulation voltage of 440V. It belongs to the professional Sirius 5ST3 series, renowned for its robust and reliable accessories, including handle locking devices and shunt trip releases.
With a pole and throw configuration of DPDT, the 5ST3021 auxiliary contact provides dependable fault signalling in various industrial, construction, and electrical applications. It functions effectively within a temperature range from minus 25 degrees Celsius up to 55 degrees Celsius, ensuring operational stability across diverse environmental conditions.
This auxiliary contact is particularly suited for use in automation systems that require precise status monitoring and signalling to maintain safe electrical control environments. It supports a wide range of industrial uses including manufacturing plants, building automation, and electrical distribution panels.
Provides reliable fault signalling in control circuits. Double pole double throw (DPDT) configuration for flexible application. Rated insulation voltage of 440V ensures electrical safety. Operational temperature range from -25°C to 55°C supports diverse environments.
Part of Siemens Sirius 5ST3 professional accessory range. Manufactured in India adhering to quality standards. Compatible with Siemens distribution boards and control gear. Designed for industrial, construction, and automation signalling applications.
Included in the package is the Siemens fault signalling auxiliary contact, model number 5ST3021, as per Siemens professional standards. This ensures high performance and longevity in demanding industrial setups.
Browse more Siemens automation and control gear products and accessories on EnvMart for comprehensive industrial automation solutions.
Explore more products in our Auxiliary Contacts category.
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