121250R4

SKU: 121250R4
S&C 150 E 7.2KV SM-4 STANDARD
MANUFACTURER: S&C ELECTRIC
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Product Information

The 121250R4 fuse, manufactured by S&C Electric, is designed to deliver exceptional performance in medium-voltage applications. Rated for 7.2KV and built to the SM-4 standard, this durable fuse offers reliable overcurrent protection for electrical distribution systems, helping to safeguard critical infrastructure from faults and overloads.


Engineered for high efficiency and long service life, the 121250R4 is commonly used by electrical contractors and utility providers in industrial and commercial settings where system integrity and safety are paramount. Its robust construction ensures compliance with industry standards, making it an ideal choice for maintaining operational continuity in demanding environments.

Specifications

Class/Type:SM-4
Voltage:8.25kV
Amperage:150E
Speed Curve:Standard

Product FAQ

Q: What are the main applications for the S&C 121250R4 recloser?

A: The 121250R4 recloser is primarily used in medium-voltage power distribution systems rated at 7.2KV. It’s ideal for utilities and industrial facilities seeking automatic fault detection and reclosing to improve grid reliability and reduce outage times.


Q: How does the 121250R4 enhance electrical system reliability?

A: The 121250R4 features automatic fault interruption and reclosing functions that quickly isolate and restore power after transient faults. This minimizes downtime, protects equipment, and helps maintain continuous power delivery in demanding environments.


Q: What should I consider before installing the 121250R4 from S&C Electric?

A: Ensure installation is done by qualified technicians following S&C’s guidelines to secure proper mounting, grounding, and wiring. Correct installation is key to maximizing protection performance and ensuring the unit operates safely and effectively.


Q: Can MonsterElectrical help if I have questions about the 121250R4?

A: Absolutely! If you need more information or assistance with the 121250R4, contact the MonsterElectrical team at (888) 444-4335 or sales@monsterelectrical.com. Our knowledgeable staff is here to support you with product selection and installation advice.

Resistance Test Results:

Manufacturer's Fuse mΩ Values

Low:0.309
High:0.43
Average:0.361

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