Description
Overview
The Eaton Bussmann 170M5882 is a high speed square body semiconductor fuse rated 250 A at 690 V AC, belonging to the Class gR protection category under IEC 60269-4. Engineered in the DIN 43620 DIN 2 format with knife blade contacts, this fuse delivers 200 kA breaking capacity to protect thyristors, diodes, IGBTs, and other semiconductor devices against damaging overcurrents. CE marked and RoHS compliant, the 170M5882 is a reliable choice for power electronics protection in industrial automation and energy conversion systems across India.
Key Features
- 250 A Current Rating — handles high continuous load currents typical of industrial drive and converter applications
- 690 V AC Rated Voltage — suitable for standard three-phase industrial power networks in India
- 200 kA Interrupt Rating — provides exceptional breaking capacity to safely clear severe fault currents without damage to downstream semiconductors
- Class gR Protection — fast-acting full-range protection specifically designed for semiconductor devices per IEC 60269-4
- DIN 43620 DIN 2 Format with Knife Blade Contacts — standardized square body construction for easy mounting in compatible DIN fuse holders and switch-disconnectors
- No Fuse Indicator — compact design without striker or visual indicator, keeping installation straightforward where external monitoring is used
- CE Marked and RoHS Compliant — meets European safety and environmental directives, accepted in global and Indian export-grade panels
- IEC Rated — independently verified performance to IEC 60269-4 for confident specification in engineered systems
- Broad Semiconductor Application Coverage — protects DC common bus systems, DC drives, VFDs, soft starters, power converters, rectifiers, and thyristor stacks
Technical Specifications
| Specification | Value |
|---|---|
| Catalog Number | 170M5882 |
| Series | Bussmann 170M |
| Amperage Rating | 250 A |
| Rated Voltage AC | 690 V |
| Interrupt Rating | 200 kA |
| Breaking Capacity | 200 kA |
| Fuse Class | Class gR |
| Construction | DIN 43620 DIN 2 format with knife blade contacts |
| Fuse Indicator | None |
| Standard | IEC 60269-4 |
| Compliances | CE Marked, RoHS Compliant |
| Certifications | IEC Rated |
| Application | Semiconductor protection, DC common bus, DC drives, power converters, rectifiers, VFDs, soft starters, thyristor stacks |
Applications & Selection Guide
The 170M5882 is purpose-built for semiconductor protection in high-power industrial equipment. Its Class gR rating makes it the correct choice when you need full-range protection for thyristors, diodes, and IGBTs — not just backup protection. Applications include variable frequency drives (VFDs), soft starters, DC bus assemblies, rectifier bridges, power converters, and thyristor stacks where the speed of protection directly determines whether a semiconductor survives a fault event.
When specifying this fuse, ensure the fuse holder or switch-disconnector is rated for DIN 43620 DIN 2 knife blade contact geometry. Verify that the I²t let-through value of the 170M5882 is within the withstand rating of the semiconductor devices being protected — this is the critical selection criterion for Class gR fuses. The 690 V AC rating covers standard 415 V and 690 V three-phase systems commonly used in Indian industrial installations.
Industries in India that regularly specify this product include steel and metal processing, textile machinery, chemical and petrochemical plants, water and wastewater treatment, renewable energy inverter systems, and heavy industrial automation where drive and converter panels are central to operations. Panel builders and OEMs in Coimbatore, Chennai, Pune, Ahmedabad, and across India use the Bussmann 170M Series as their standard for semiconductor fuse protection.
Why Buy from Shansen Enterprises?
- Authorized Eaton Channel Partner in Coimbatore — genuine products, manufacturer-backed
- 100% genuine Eaton Bussmann products supplied with full warranty
- Pan-India delivery — fast dispatch to all major industrial cities and tier-2 locations
- WhatsApp technical support — get selection guidance and datasheets instantly
- Bulk pricing for panel builders, OEMs, and EPC contractors
Compatible Products & Accessories
- Eaton Bussmann 170M Series fuse holders — DIN 43620 DIN 2 compatible
- Eaton Bussmann semiconductor fuse switch-disconnectors for 170M Series
- Other 170M Series current ratings (e.g., 170M5880, 170M5881, 170M5883) for matched protection schemes
- Eaton Bussmann fuse monitoring and blown-fuse indication accessories
- DIN rail and panel mounting hardware for square body fuse assemblies
Frequently Asked Questions
What does Class gR mean for the Eaton Bussmann 170M5882?
Class gR designates a full-range semiconductor protection fuse per IEC 60269-4. Unlike general-purpose gG fuses or backup aR fuses, a Class gR fuse is capable of clearing both overload and short-circuit currents across its full operating range. This means the 170M5882 provides complete protection for thyristors, diodes, and IGBTs without needing a separate backup fuse in series.
What is the difference between the 170M5882 and a standard industrial fuse?
The 170M5882 is a high speed semiconductor fuse, meaning it clears fault currents significantly faster than standard gG or HRC fuses. Semiconductor devices like thyristors and IGBTs have very limited thermal withstand (I²t) capability, and a standard industrial fuse would not operate quickly enough to prevent device damage during a fault. The 170M5882 is specifically designed with current-limiting action fast enough to protect these components.
Is the 170M5882 suitable for VFD and soft starter protection in India?
Yes. The 170M5882 is commonly specified for protecting the input rectifier bridge and DC bus components of variable frequency drives (VFDs) and soft starters. Its 690 V AC rating covers the full range of Indian industrial supply voltages, and the 200 kA interrupt rating handles the available fault levels in most industrial installations. Always verify the fuse I²t against the semiconductor device manufacturer’s published withstand rating before finalizing the selection.
What fuse holder is compatible with the Eaton Bussmann 170M5882?
The 170M5882 uses DIN 43620 DIN 2 format with knife blade contacts. Compatible fuse holders and switch-disconnectors must be rated for this body size and contact style. Eaton Bussmann offers a range of dedicated holders and disconnect switches for the 170M Series — contact Shansen Enterprises for the correct holder recommendation for your panel layout and current rating.
Does the 170M5882 have a fuse indicator or striker pin?
No. The 170M5882 does not include a built-in fuse indicator or striker pin. If blown-fuse detection or trip signaling is required in your panel, you will need to use an external fuse monitoring relay or indicator accessory compatible with the 170M Series fuse holder. Shansen Enterprises can advise on suitable monitoring solutions.
How do I order the Eaton Bussmann 170M5882 from Shansen Enterprises?
You can request a quote directly through our WhatsApp button or by emailing us via the contact form on shansenenterprises.com. Provide the catalog number 170M5882 and the quantity required. Our team will confirm availability, lead time, and pricing for delivery anywhere in India. Bulk orders from panel builders and OEMs are welcome, and we can support scheduled delivery requirements.
