Product Description

 Siemens SITOR Fuse Link for Semiconductor Protection, 3NE3 Type, NH2, 450A, 1000V AC, aR, Slotted Blade Contacts – 3NE3333

Product Description

The Siemens 3NE3333 is a SITOR 3NE3 semiconductor protection fuse link designed for fast protection of power semiconductor devices in industrial power electronics and electrical systems. It has a rated current of 450A, rated voltage of 1000V AC, NH2 fuse size and aR operating class.

The fuse features slotted blade contacts suitable for M10 screw fixing or installation in compatible LV HRC fuse bases and switch-disconnectors. It also includes a front indicator for fuse status indication and has a switching capacity of 100kA according to IEC 60947-2.

The 3NE3333 is suitable for semiconductor protection, industrial drives, power converters, power electronics, switchgear and electrical control systems where high-speed fuse protection is required.

Key Features

• Brand: Siemens
• Product Family: SITOR
• Series: 3NE3
• Product Type: Semiconductor Protection Fuse Link
• Part Number: 3NE3333
• Rated Current: 450A
• Rated Voltage: 1000V AC
• Fuse Size: NH2
• Operating Class: aR
• Contact Type: Slotted blade contacts
• Indicator: Front indicator
• Switching Capacity: 100kA
• Suitable for M10 screw fixing
• Suitable for compatible LV HRC fuse bases and switch-disconnectors

Applications

The Siemens 3NE3333 can be used in:

• Semiconductor protection systems
• Industrial drives
• Power converters
• Power electronic equipment
• Industrial automation systems
• Electrical control panels
• Low-voltage switchgear
• Switch-disconnector applications
• OEM and panel-building projects
• Industrial maintenance and replacement applications

Benefits

• Provides fast protection for power semiconductor devices
• 450A rating supports high-current applications
• 1000V AC rating suits demanding power electronics systems
• aR operating class is designed for semiconductor protection
• Front indicator helps identify fuse status
• Slotted blade contacts support compatible mounting arrangements
• Suitable for industrial power electronics and switchgear
• Genuine Siemens SITOR fuse link

Buy Siemens 3NE3333 from SB Smart

Looking for a Siemens 3NE3333 semiconductor protection fuse supplier in India? SB Smart supplies Siemens SITOR fuses, semiconductor protection products and industrial electrical components for OEMs, panel builders, contractors, system integrators and industrial customers.

We supply Siemens products across Faridabad, Noida, Gurugram (Gurgaon), Delhi NCR and major Indian cities including Mumbai, Bengaluru, Hyderabad, Chennai, Pune, Ahmedabad, Kolkata and Jaipur.

Frequently Asked Questions

1. What is Siemens 3NE3333?

The Siemens 3NE3333 is a SITOR 3NE3 semiconductor protection fuse link rated at 450A and 1000V AC, with an NH2 size and aR operating class.

2. What is the rated current of Siemens 3NE3333?

The rated current of the 3NE3333 is 450A.

3. What is the voltage rating of 3NE3333?

The fuse is rated for 1000V AC.

4. What is the operating class of Siemens 3NE3333?

The 3NE3333 has an aR operating class, making it suitable for semiconductor protection applications.

5. What fuse size is Siemens 3NE3333?

The 3NE3333 is an NH2-size SITOR fuse link with slotted blade contacts.

6. Does Siemens 3NE3333 have a front indicator?

Yes. The specified configuration includes a front indicator for fuse status indication.

7. What type of contacts does 3NE3333 use?

It uses slotted blade contacts suitable for M10 screw fixing or compatible LV HRC fuse bases and switch-disconnectors.

8. Where can Siemens 3NE3333 be used?

It can be used for semiconductor protection in drives, converters, power electronics, industrial automation and low-voltage electrical systems.