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Singson Electrical

Our Core Services

At Singson Electrical, we specialize in the repair, rewinding, and refurbishment of critical electrical equipment. With fully equipped facilities, advanced insulation systems, and disciplined execution, we deliver reliability, safety, and long‑term performance for industries where downtime is not an option.

Services – Singson Electrical

LT & HT Motor Repair, Rewinding & Overhauling
We provide complete electrical and mechanical refurbishment of Low Tension (LT) and High Tension (HT) motors.

Scope of Work :
• Controlled dismantling and inspection

• Detailed electrical diagnostics

• Coil replacement & rewinding with high-grade insulation

• Slipring replacement

• Bearing inspection & replacement

• Shaft alignment and precision reassembly

• Dynamic balancing

• Electrical & performance testing

Our structured repair process restores mechanical integrity and dielectric strength while minimizing downtime and maximizing operational efficiency.

DC Motor Repair, Rewinding & Overhauling
Comprehensive refurbishment services for industrial DC motors, ensuring precision restoration and enhanced service life.
Scope of Work:
• Complete dismantling & condition assessment

• Armature rewinding

• Commutator replacement & undercutting

• Deep soldering

• TIG welding (where required)

• Bearing servicing

• Alignment and balancing

• Final load testing

We ensure smooth commutation, reduced sparking, and stable performance under demanding load conditions.

HT Coil Manufacturing (In-House Facility)
Our dedicated HT coil manufacturing infrastructure enables controlled and specification-compliant winding production.
Infrastructure Includes:

• LT Coil Looping Machine – 01 No.

• HT Coil Looping Machine – 02 Nos.

• HT Coil Edge Looping Machine – 01 No.

• HT Diamond Coil Stretching Machine – 01 No.

• Temperature-Controlled Mica Moulding Unit – 04 Sets

This facility ensures dimensional accuracy, insulation consistency, and quality-controlled production for high-voltage applications.
Vacuum Pressure Impregnation (VPI)
Precision rewinding and full overhauling of generators using advanced insulation systems and strict quality controls. Process Highlights:

Our advanced VPI plant ensures:
• Deep varnish penetration

• Moisture resistance

• Improved dielectric strength

• Enhanced insulation life

VPI processing significantly improves reliability of LT motors by strengthening insulation systems and preventing premature failures.

Baking Ovens & Insulation Processing
We utilize temperature-controlled curing ovens for proper polymerization of insulation systems.
This ensures:
• Uniform curing • Long-term thermal endurance

• Structural stability of windings

• Enhanced mechanical bonding

• Moisture resistance

• Improved dielectric strength

• Enhanced insulation life

VPI processing significantly improves reliability of LT motors by strengthening insulation systems and preventing premature failures.

VPI processing significantly improves reliability of LT motors by strengthening insulation systems and preventing premature failures.

Generator Rewinding & Overhauling (LT & HT)
Precision rewinding and full overhauling of generators using advanced insulation systems and strict quality controls. Process Highlights:

Scope of Work :
• Main Field Edge Bending Facility

• Rotor Coil Edge Bending Facility

• High-grade insulation systems

• Vacuum Pressure Impregnation (VPI)

• Temperature-controlled baking ovens

• Electrical testing & load verification

• Performance validation

Our services restore dielectric strength, improve thermal endurance, and ensure long-term operational integrity.
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Power Transformer Repair & Rewinding
We undertake repair and rewinding of both LT and HT transformers, ensuring controlled coil manufacturing and insulation processing for long-term reliability.
Dry Type Transformers Scope of Work:
• Controlled coil rewinding

• Insulation rebuilding

• Core inspection and tightening

• Resin/varnish processing

• Vacuum drying

• Thermal curing

• Electrical performance testing

These transformers require precise insulation handling to maintain fire safety, dielectric performance, and environmental protection..
Oil-Filled Transformers Scope of Work:
• Coil rewinding & re-insulation

• Core repair and clamping

• Tank servicing and sealing

• Oil filtration & replacement

• BDV testing and electrical verification

These transformers require precise insulation handling to maintain fire safety, dielectric performance, and environmental protection..

Dynamic Balancing Service
Dynamic Balancing at Singson Electrical Workshop
Dynamic Balancing at Workshop Our fully equipped workshop facility is capable of handling rotors and rotating components up to 6000 KG.

Balancing Capacity

• Maximum Weight: 6000 KG

• Operating Speeds: 780 RPM / 1140 RPM

Scope & Capabilities:

• Pre-balancing inspection and dimensional verification

• Journal and shaft run-out checking

• Correction of unbalance through controlled weight addition or removal

• Multi-plane balancing for complex rotors

• Vibration amplitude reduction within permissible ISO limits

• Final balancing report and documentation

Suitable For:

• HT & LT Motor Rotors

• Generator Rotors

• Impeller, Fan & Blower Assemblies

• Pump Rotors

• Turbine Components

In-Situ Dynamic Balancing (At Site)

Our on-site balancing services are designed for equipment that cannot be dismantled or transported.

Process:

• Vibration measurement using portable analysers

• Phase angle and amplitude recording

• Trial weight calculation and correction

• Multi-plane field balancing

• Verification run and final vibration assessment

Benefits:

• No dismantling required

• Minimal production interruption

• Cost-effective corrective solution

• Immediate vibration reduction

• Prevention of secondary mechanical damage

In-situ balancing is ideal during plant shutdowns or breakdown situations, allowing rapid correction of rotor imbalance while the equipment remains installed.

Dry Ice Cleaning (CO₂ Blasting)
Non-abrasive Dry Ice Cleaning services for HT motors and generators.

Benefits:

• No damage to insulation

• No secondary waste

• No moisture introduction

• Safe cleaning of energized components (as per safety norms)

• Removal of oil, grease, carbon, and contaminants

An ideal solution for preventive maintenance and shutdown optimization.

Mechanical Repairs
Comprehensive mechanical restoration services including:

• Shaft replacement

• Bearing hub repair

• White metal bearing refurbishment

• End cover repair

• Foundation leg repair

• General mechanical rebuilding

We restore structural integrity and precision alignment of rotating equipment.