3NE1021-0

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The Siemens 3NE1021-0 SITOR Fuse Link is a robust and reliable component designed for effective circuit protection. With a rated current of 100 A and a supply voltage rating of up to 690 V for AC and 250 V for DC, this fuse link is an essential safeguard for industrial electrical systems. It conforms to the DIN 43620 standard and is classified under the gS operating class, ensuring compatibility with a wide range of equipment and applications.

Crafted for durability, the 3NE1021-0 can withstand ambient temperatures ranging from -20°C to +50°C, making it suitable for challenging environmental conditions. Its switching capacity is rated at 100 kA according to IEC 60947-2, highlighting its capability to handle significant fault currents without compromise.

The fuse link's design includes blade contacts that are silver-plated, ensuring excellent conductivity and a secure connection within fuse holders. It is also equipped with a front indicator for quick and easy identification of fuse status, enhancing maintenance efficiency.

This Siemens SITOR fuse link is a practical choice for those seeking a high-quality circuit protection solution that combines performance with reliability. It is particularly well-suited for protecting semiconductor devices and other sensitive components from overcurrents and short circuits, contributing to the longevity and uninterrupted operation of electrical systems.
Specification Description
Part Number 3NE1021-0
Alternative Part Number 3NE10210
Manufacturer Siemens
Product Type SITOR Fuse Link
Rated Current 100 A
Rated Voltage AC 690 V
Rated Voltage DC 250 V
Operating Class gS (General Purpose, Full-Range Breaking Capacity)
Size NH00 (Low Voltage HRC Fuse)
Switching Capacity 100 kA (According to IEC 60947-2)
Power Loss 10 W (At Rated Current, AC, In Hot Operating State, Per Pole)
Ambient Temperature Range -20°C to +50°C
Environmental Conditions Suitable for environments with up to 95% relative humidity
Mounting Position Any, preferably vertical
Design With blade contacts, silver-plated, front indicator
Approvals General Product Approval, Declaration of Conformity
Commodity Code 853610
Application Ideal for protecting semiconductor devices and ensuring reliable interruption of overcurrents

What is the rated current for this SITOR fuse link?

The rated current for the Siemens SITOR fuse link is 100 A.

Can this fuse link be used in both AC and DC applications?

Yes, this fuse link is suitable for use with both AC and DC applications. It has a rated value of 690 V for AC and 250 V for DC.

What is the operating class of this fuse link?

The operating class of this fuse link is gS, which indicates it is a general-purpose fuse with time-delay characteristics suitable for cable and line protection.

What size is this fuse link according to DIN EN 60269-1?

According to DIN EN 60269-1, the size of this fuse link is NH00.

What is the switching capacity current of this fuse link?

The switching capacity current of this fuse link, in accordance with IEC 60947-2, is rated at 100 kA.

What are the ambient temperature limits for operating this fuse link?

The ambient temperature limits for operating this fuse link range from -20 °C to +50 °C.

What is the power loss associated with this fuse link?

The power loss for this fuse link is 10 W when operating at its rated current in a warm operating state, per pole.

Is there a specific mounting position required for this fuse link?

The fuse link can be mounted in any position, although it is preferably mounted vertically.

What environmental conditions can this fuse link withstand?

This fuse link can operate in environmental conditions ranging from -20 to +50 degrees Celsius at 95% relative humidity.

What type of identification indicator does this fuse link have?

The design of the identification indicator for this fuse link is not specified as non-interchangeable, which means it may not have a unique indicator for fuse status.

  • Protection of semiconductor devices such as diodes, thyristors, and transistors
  • Use in power electronics applications requiring fast-acting fuses
  • Integration into motor drives and converters for short-circuit protection
  • Installation in switchgear for industrial plant protection
  • Utilisation in traction applications including railway systems
  • Deployment in UPS systems to safeguard against overcurrent events
  • Incorporation into photovoltaic (solar power) systems for circuit safety
  • Application in DC common bus systems for semiconductor protection
  • Use in AC/DC power distribution units within industrial settings
  • Implementation in control panels to protect against electrical faults

This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.

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