Best 11kV 800 Amp Isolator for Substations – Reliable Performance with Balaji Engineers Isolator
When it comes to reliable, high-performance electrical isolators for medium voltage substations, the 11kV 800 Amp Isolator is one of the most preferred products in the industry. Whether for utility-scale substations, solar or wind power projects, or industrial HT applications, choosing the right isolator is critical.
✅ Why Choose Balaji Engineers Isolator?
Balaji Engineers Isolator is a leading isolator manufacturing company in India, offering a wide range of 11kV to 220 kV isolator disconnectors. Known for superior quality, precise engineering, and adherence to IS/IEC standards, our 11kV 800A isolators are trusted across India and exported to multiple countries.
✅ Key Technical Features:
1. Voltage Rating (Nominal system voltage): 11 kV
2. Current Rating: 800 Amperes (Continuous current-carrying capacity)
3. Type: Triple pole, gang-operated, horizontal or vertical mounting
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Why Choose Our 11 kV Isolator with Earth Blade?
✅ Visible isolation ensures complete safety during system shutdown
✅ Robust construction suitable for extreme weather conditions
✅ Compact and maintenance-free design with long service life
✅ Supports easy installation on double pole or gantry structures
✅ Perfect for smart grid and renewable energy integration
Why This Blog Helps You Choose the Right 11 kV Isolator
When planning electrical infrastructure, especially for renewable energy systems, choosing the right isolator improves safety and performance. This blog helps you understand the key features, applications, and advantages of using a high-quality 11 kV 800A isolator with earthing blade in your project.
By using search terms like:
- “Best 11 kV isolator with earthing blade”
- “800 amp outdoor disconnector switch”
- Earth Blade: Integrated earthing switch for secure grounding of the de-energized line
- Insulation: Solid core porcelain or polymer insulators with high mechanical and dielectric strength
- Interlocking: Mechanical interlock between isolator and earth blade to prevent unsafe operation
- Operating Mechanism: Manual operation mechanism or motorized gang operation via operating handle with pipe coupling
- Short-Time Current Rating 25 kA for 1 Sec , 25 kA for 3 Sec 31.5 kA for 1 sec, 31.5 kA for 3 seconds (as per system requirement)
- Compliance: Conforms to IS 9921 / IEC 62271-102 :2018 standards for outdoor Isolator disconnectors
- Isolator Structure: Hot Dip Galvanized, Pipe type Structure ,Latice type structure
Ideal for Indian and Export Markets
Our isolators are installed in solar farms, wind energy projects, and HT substations across India, Africa, the Middle East, and Southeast Asia. With a strong export capability and packaging compliant with international shipping standards, we ensure safe and timely delivery worldwide.
Frequently Asked Questions
1.What is the price of 11kV 800 Amp Isolator in India?
The price depends on specifications and quantity. Contact Balaji Engineers Isolator for a custom quotation.
2. Is 800 Amp Isolator suitable for outdoor substations?
Yes, it is designed for outdoor HT applications with weather-resistant construction.
3.Which standards are followed for 11kV isolators?
IS 9921 and IEC 62271 – 102 : 2018 are the common standards followed.
4.Can I use this isolator in solar or wind projects?
Absolutely. It’s widely used in renewable energy substations.
5.Who is the best 11kV Isolator manufacturer in India?
Balaji Engineers Isolator is one of the leading manufacturers, approved by multiple state utilities. Certified from NABL Lab like CPRI and ERDA .”IS 9921/IEC 62271 isolator for substation”. “Solar substation isolator supplier India”
Find our Isolator approved in
Andhra Pradesh (APTRANSCO), Arunachal Pradesh Power Department (APPDCL), Assam Power Distribution Company Limited (APDCL), Assam Electricity Grid Corporation Limited (AEGCL), Assam Power Generation Corporation Limited (APGCL), North Bihar Power Distribution Company Limited (NBPDCL), South Bihar Power Distribution Company Limited (SBPDCL), Bihar State Power Transmission Company Limited (BSPTCL), Bihar State Power Generation Company Limited (BSPGCL), Chhattisgarh State Power Distribution Company Limited (CSPDCL), Chhattisgarh State Power Transmission Company Limited (CSPTCL), Chhattisgarh State Power Generation Company Limited (CSPGCL), Goa Electricity Department (GED), Gujarat Urja Vikas Nigam Limited (GUVNL), Dakshin Gujarat Vij Company Limited (DGVCL), Madhya Gujarat Vij Company Limited (MGVCL), Paschim Gujarat Vij Company Limited (PGVCL), Uttar Gujarat Vij Company Limited (UGVCL), Gujarat Energy Transmission Corporation Limited (GETCO), Gujarat State Electricity Corporation Limited (GSECL), Uttar Haryana Bijli Vitran Nigam (UHBVN), Dakshin Haryana Bijli Vitran Nigam (DHBVN), Haryana Vidyut Prasaran Nigam Limited (HVPNL), Haryana Power Generation Corporation Limited (HPGCL), Himachal Pradesh State Electricity Board Limited (HPSEBL), Jharkhand Bijli Vitran Nigam Limited (JBVNL), Jharkhand Urja Sancharan Nigam Limited (JUSNL), Jharkhand Urja Utpadan Nigam Limited (JUUNL), Bangalore Electricity Supply Company (BESCOM), Hubli Electricity Supply Company (HESCOM), Chamundeshwari Electricity Supply Corporation (CESC Mysore), Gulbarga Electricity Supply Company (GESCOM), Mangalore Electricity Supply Company (MESCOM), Karnataka Power Transmission Corporation Limited (KPTCL), Karnataka Power Corporation Limited (KPCL), Kerala State Electricity Board Limited (KSEB), MP Poorv Kshetra Vidyut Vitaran Company Ltd (MPPKVVCL), MP Paschim Kshetra Vidyut Vitaran Company Ltd (MPPKVVCL), MP Madhya Kshetra Vidyut Vitaran Company Ltd (MPMKVVCL), MP Power Transmission Company Ltd (MPPTCL), MP Power Generating Company Ltd (MPPGCL), Maharashtra State Electricity Distribution Company Limited (MSEDCL), Maharashtra State Electricity Transmission Company Limited (MSETCL), Maharashtra State Power Generation Company Limited (MSPGCL), Manipur State Power Distribution Company Limited (MSPDCL), Manipur State Power Company Limited (MSPCL), Meghalaya Power Distribution Corporation Limited (MePDCL), Meghalaya Power Generation Corporation Limited (MePGCL), Meghalaya Power Transmission Corporation Limited (MePTCL), Mizoram Power and Electricity Department (PED Mizoram), Department of Power Nagaland (DoPN), Odisha Power Transmission Corporation Limited (OPTCL), TP Central Odisha Distribution Limited (TPCODL), TP Western Odisha Distribution Limited (TPWODL), TP Northern Odisha Distribution Limited (TPNODL), Odisha Power Generation Corporation (OPGC), Punjab State Power Corporation Limited (PSPCL), Punjab State Transmission Corporation Limited (PSTCL), Jaipur Vidyut Vitran Nigam Limited (JVVNL), Jodhpur Vidyut Vitran Nigam Limited (JDVVNL), Ajmer Vidyut Vitran Nigam Limited (AVVNL), Rajasthan Rajya Vidyut Prasaran Nigam Limited (RVPNL), Rajasthan Rajya Vidyut Utpadan Nigam Limited (RVUNL), Sikkim Power Department (SPD), Tamil Nadu Generation and Distribution Corporation Limited (TANGEDCO), Tamil Nadu Transmission Corporation Limited (TANTRANSCO), Telangana State Southern Power Distribution Company Limited (TSSPDCL), Telangana State Northern Power Distribution Company Limited (TSNPDCL), Transmission Corporation of Telangana Limited (TSTRANSCO), Telangana State Power Generation Corporation (TSGENCO), Tripura State Electricity Corporation Limited (TSECL), Uttar Pradesh Power Corporation Limited (UPPCL), Purvanchal Vidyut Vitaran Nigam Limited (PVVNL), Madhyanchal Vidyut Vitaran Nigam Limited (MVVNL), Paschimanchal Vidyut Vitaran Nigam Limited (PuVVNL), Dakshinanchal Vidyut Vitaran Nigam Limited (DVVNL), UP Power Transmission Corporation Ltd (UPPTCL), UP Rajya Vidyut Utpadan Nigam Ltd (UPRVUNL), Uttarakhand Power Corporation Limited (UPCL), Power Transmission Corporation of Uttarakhand Limited (PTCUL), Uttarakhand Jal Vidyut Nigam Limited (UJVNL), West Bengal State Electricity Distribution Company Limited (WBSEDCL), West Bengal State Electricity Transmission Company Limited (WBSETCL), West Bengal Power Development Corporation Limited (WBPDCL), CESC Limited (CESC Kolkata)
