Electrical Services by Jagannath Electricals

---

We provide complete transformer installation, testing, and commissioning services for power and distribution transformers. Our experienced engineers ensure safe installation, precise alignment, and reliable commissioning according to industry standards. In addition, we offer electrical maintenance and emergency electrical services to ensure your systems run smoothly. 

Scope of Services

- Transformer unloading and shifting at site

- Assembly of transformer accessories

- Installation of radiators, conservator, bushings, and cooling systems

- Oil filtration and oil filling under vacuum

- Pre-commissioning inspection and checks

- Electrical testing before energization

- Functional testing of protection systems

- Final commissioning and synchronization with the power system

Regular maintenance and overhauling are essential for extending the life and performance of transformers. Our company offers comprehensive on-site transformer maintenance and overhauling services, along with emergency electrical services to ensure your systems run smoothly. 

Our Services Include:

- Complete transformer inspection and condition assessment

- Oil filtration and dehydration

- Replacement of gaskets and sealing components

- Radiator cleaning and repair

- OLTC inspection and servicing

- Conservator and breather maintenance

- Bushing inspection and cleaning

- Tightening of internal and external connections

- Thermography inspection

- Preventive maintenance programs

We offer professional transformer rewinding and refurbishment services at our workshop, specializing in electrical maintenance for damaged or aged transformers. 

Our comprehensive workshop facilities include: 

• Core and winding dismantling
• Coil rewinding using high-quality insulated copper conductors
• Core refurbishment and insulation replacement
• Vacuum drying process
• Oil treatment and refilling, and complete transformer reassembly.

Additionally, we provide emergency electrical services and motor rewinding services, ensuring your equipment is always in top condition. We also offer solar power solutions and transformer installation to meet all your electrical needs.

We specialize in motor rewinding services for High Voltage (HT) and Low Voltage (LT) motors used in various industrial applications. Our expertise extends to electrical maintenance, ensuring that all motors are efficiently serviced and maintained. 

Our Capabilities include:  

- Rewinding of AC and DC motors  

- Stator rewinding with high-grade insulation materials  

- Coil manufacturing and replacement  

- VPI insulation process (if required)  

- Rotor inspection and balancing  

- Bearing replacement and shaft repair 

Our team provides on-site repair and maintenance services for HT and LT motors, minimizing downtime and ensuring quick restoration. We also offer comprehensive electrical maintenance to keep your systems running smoothly. Our emergency electrical services are available to address urgent issues swiftly. 

Services Include:

- Fault diagnosis and troubleshooting

- Bearing replacement

- Alignment and balancing

- Vibration analysis

- Insulation repair

- Terminal box servicing

- Motor rewinding services

- Preventive maintenance programs

• IR (Insulation Resistance), PI (Polarization Index)
• Tan Delta Testing, along with SFRA
• We also conduct ratio, vector group, winding resistance, and magnetic balance tests to ensure optimal performance. 
• Our emergency electrical services include OLTC dynamic contact resistance measurement and thorough oil testing (BDV, moisture content, acidity, etc.) in collaboration with NABL/CPRI labs. 
• Oil filtration, including BDV (1.6KL, 4KL, 12KL, Oil filtration machine) and Dry Air Due Point Test by VASLA

In case of unexpected transformer failure or emergency breakdown, we offer immediate transformer rental support with equipment that meets required specifications. Our team ensures fast mobilization, installation, testing, and commissioning so that your plant or facility can resume operations quickly, including effective motor rewinding services when necessary.

Rental Capacity Range

We provide transformers on rent with specifications tailored to customer needs, including:

- Distribution and Power Transformers

- Voltage levels up to 220 kV class

- Various MVA ratings depending on load requirements

- Oil-filled transformers with standard accessories

- Outdoor and substation-type transformers

Vacuum Circuit Breakers are essential for protection and switching in medium voltage systems. We provide comprehensive VCB maintenance and testing services as part of our electrical maintenance solutions to ensure reliable operation and fault protection. Additionally, we offer emergency electrical services to address unexpected issues promptly.

Scope of Services

- Complete inspection of VCB panels

- Vacuum interrupter condition checking

- Contact wear measurement

- Mechanical operation testing

- Lubrication of moving parts

- Insulation resistance testing

- Timing test (open/close operation)

- Contact resistance measurement

- Trip and close coil testing

- Functional testing with protection relays

Air Circuit Breakers are widely used in low voltage power distribution systems, and regular electrical maintenance is essential to ensure their protective performance. 

Our services include: 

• Visual inspection and cleaning
• Contact inspection and replacement if required
• Arc chute inspection and servicing
• Mechanical operation checks
• Lubrication of operating mechanisms
• Insulation resistance testing
• Trip unit calibration and testing, and electrical operation testing.

Protection relays play a critical role in safeguarding electrical systems from faults and abnormal conditions, which is essential in electrical maintenance. We provide comprehensive relay testing and relay coordination studies to ensure optimal performance of protection systems. Our emergency electrical services include various relay testing services such as: 

• Primary injection testing
• Secondary injection testing
• Overcurrent relay testing
• Differential relay testing
• Distance relay testing
• Earth fault relay testing and Protection scheme verification. 

Relay Coordination Studies 

Our engineers conduct protection coordination analysis to guarantee the proper operation of protective devices. This includes short circuit analysis, relay setting calculations, time-current coordination curves, selectivity and discrimination analysis, and system protection optimization.

Switchyards are critical components of power transmission and distribution systems. We provide comprehensive electrical maintenance, including maintenance, testing, and servicing of switchyard equipment to ensure safe and efficient operation. Our emergency electrical services are designed to address any urgent issues that may arise. 

Our Services Include:

• Inspection and maintenance of isolators and disconnectors
• Current Transformer (CT) and Potential Transformer (PT) testing
• Lightning arrester inspection and testing
• Busbar inspection and tightening
• Insulator cleaning and replacement
• Earth system inspection and testing
• Thermography inspection for hot spots
• Functional testing of protection systems

We offer a variety of solar power solutions for both homes and businesses. Our services include solar panel installation, as well as battery storage solutions, all aimed at helping you reduce your energy bills and carbon footprint. Additionally, we provide emergency electrical services to ensure your systems are always operational. Contact us today to learn more about our offerings, including motor rewinding services for enhanced efficiency.

HT ICOG Panel Testing & Commissioning

We deliver comprehensive testing, inspection, and commissioning support for HT ICOG (Inverter Control & Output Grid) panels utilized in solar power plants. Our electrical maintenance services ensure safe synchronization and reliable grid integration.

Transformer Testing Services

We conduct thorough testing of power and distribution transformers used in solar plants to guarantee operational reliability and compliance with industry standards.

We provide comprehensive Annual Maintenance Contract (AMC) services for industrial electrical systems, ensuring the continuous, safe, and efficient operation of equipment. Our skilled engineers perform regular electrical maintenance through scheduled inspections, preventive maintenance, and performance testing throughout the year. 

Scope of AMC Services

• Preventive maintenance of transformers, motors, and switchgear, including motor rewinding services to enhance performance.
• Inspection and servicing of circuit breakers and protection systems.
• Periodic testing of electrical equipment.
• Oil filtration and condition monitoring of transformers, essential for reliable transformer installation.
• Cleaning and tightening of electrical connections.Thermal scanning and 
• fault detection to preemptively address issues.
• Relay testing and protection system checks.
• Emergency electrical services for unexpected breakdowns.

We supply high-quality spare parts and materials for transformers, motors, and electrical protection equipment, ensuring smooth and reliable operation of power systems vital for electrical maintenance. Our range of spares available includes components for transformer installation, catering to a variety of needs. 

Spares Available for Transformers 

• HV/LV Bushings (Porcelain/Composite) 
• Gaskets & Seals for Main Tank and Conservator 
• Buchholz Relay 
• Silica Gel Breathers (Self-recharging or Conventional) 
• Radiator Valves and Butterfly Valves
• OTI, WTI 
• Magnetic Oil Level Gauges (MOG)
• Pressure Relief Device (PRD) 
• Cooling Fans and Motors 
• Marshalling Box Components
• Transformer Oil 

OLTC (On Load Tap Changer) 

• Diverter Switch Assembly (Complete or Contacts) 
• Selector Switch Contacts & Drive Mechanism Parts 
• Motor Drive Unit (MDU) – Motors, Limit Switches, Gears 
• Tap Position Indicators 
• Timing Relays and Control Relays 
• Gaskets & O-Rings for OLTC Chamber 
• Heater and Thermostats (for OLTC Cubicle) 
• Circuit Breakers 
• Interrupter Units (Pole Assembly for SF6/Vacuum) 
• F6 Gas Cylinders and Gas Handling Kit 
• Operating Mechanism Components (Springs, Linkages) 
• Control Relays and Auxiliary Switches 
• Heater and Thermostat (for CB enclosure) 
• Drive Motor, Charging Motor Spares 
• Insulating Nozzles and Arc Chutes 
• Trip Coils & Closing Coils 

We provide complete assistance for obtaining and renewing CIG (Chief Inspector of Electricity / Electrical Inspectorate) approvals required for electrical installations, including those related to electrical maintenance. Our services also encompass emergency electrical services to ensure installations meet safety standards. Our offerings include

• Preparation of required technical documentation, inspection coordination with CIG authorities, and electrical safety compliance verification.
• Prepare single line diagrams (SLD), test reports, and certification documentation. 
• We also assist during the inspection and approval process, as well as the renewal of existing CIG approvals. 

Upgrade your electrical panel to enhance the safety and efficiency of your home or business. Our team specializes in electrical maintenance and can help you select the best options for your needs, including emergency electrical services and solar power solutions. We also offer motor rewinding services and transformer installation to ensure your electrical systems run smoothly.

We provide 24/7 emergency electrical services to address all your urgent needs, including electrical maintenance and transformer installation. For quick and reliable assistance, feel free to contact us anytime. Additionally, we offer motor rewinding services and solar power solutions to enhance your electrical systems.