- ISO 9001 Certified
- 60+ Countries
- Made in India
- Warranty Backed
VACUUM CIRCUIT BREAKER
Description & Technical Specification
1)TECHNICAL SPECIFICATIONS:
• Rated voltage : 7.2KV
• Rated normal current: 400A
• Rated frequency : 50/60Hz
• Rated short-circuit current : Isc 8KA
• Rated short-time withstand current: 8KA /3s
• Rated short circuit breaking capacity : 100MVA
• Rated short – circuit making capacity:
2.5*Isc(50Hz) / 2.6*Isc(60Hz)
• Rated breaking time :3 cycle
• Rated withstand voltage :
• Power frequency ( 1min ) - 20KV
• Impulse ( 1.2 x 50us) - 60KV
Rated operating sequence : O-0.3s-CO-15s-CO
Trusted by Ministries, Institutions & Industrial Buyers
For over four decades, Naugra has manufactured and exported workshop tools, laboratory equipment and turnkey training solutions to engineering colleges, TVET institutions, government tenders and industrial buyers across 60+ countries.
Manufacturer-Direct Pricing
Supplied directly from our manufacturing facility — no intermediaries, competitive export pricing and responsive technical support.
ISO 9001 Quality
ISO 9001:2015 quality management, CE compliance and calibration certificates accompany every shipment for procurement and audit compliance.
Tender & Export Experience
Registered vendor for World Bank, ADB, AfDB, UN and Exim Bank-funded tenders. Full bid-preparation, EMD and performance-guarantee support.
Installation & Training
On-site installation, commissioning, operator training and 12-month warranty cover included for institutional orders.
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