Power Transformer Repairs
ArmCoil takes pride in offering comprehensive power transformer repair services conducted at our advanced facility in Roodepoort, Johannesburg, South Africa.
- Quality Assurance & Accreditation -
Our power transformer repair services facility operates under the stringent guidelines of ISO9001:2015, ISO45001:2018 and ISO14001:2015 quality and environmental systems, ensuring the highest standards are maintained.
- Compliance & Expertise -
ArmCoil strictly adheres to repair specifications outlined by SANS780, IEC, TRANSNET, and ESKOM for power transformers. Our expertise extends to all types of power transformers, including ONAN and ONAF configurations.
- Facility Overview -
Spanning 8500m2 under roof, our work area is equipped with cutting-edge facilities, including a maximum 50-tonne overhead remote crane, among other sophisticated lifting equipment. The facility and its contents are comprehensively insured, and 24-hour security guarantees protection.
Full Condition Assessment
Comprehensive evaluations with detailed repair recommendations/scope of works.
Failure Reports.
Root cause of failure reports.
Full Rewinding
Expert rewinding services on all types of power transformers up to 132 000V (132kV).
Localised Coil & Supply Lead Repair
Targeted repair services where feasible.
Complete Test Bay Facility
Equipped with Calibrated Testing Equipment For:
• No Load Testing or routine testing.
• Load Testing.
• Temperature Stabilising Testing.
• Efficiency comparison testing.
• Oil sampling, testing, and reporting in accordance with SANS555.
• Ratio testing.
• SFRA testing.
• Special testing available on request.
Power Transformer Core Repairs & Replacement Services
Expert services for core repairs and replacement.
Cooling Upgrades & Redesign
Enhancements to cooling systems for improved efficiency.
Protection Evaluation & Upgrade Services
Ensuring transformers are equipped with the latest protective measures.
Bushing Servicing, Refurbishment & Replacement
Specialized services for reliable bushing performance.
Sandblasting & Respray Facility
Meticulous restoration for both aesthetics and protection.
Mechanical Repairs & Upgrade of Power Transformer
Enhancements to mechanical components for optimal performance.
Radiator Replacement & Repairs
Expert services for radiator maintenance and replacement.
Conservator Replacement & Repairs
Ensuring the integrity of conservators.
Main Tank Replacement & Repairs
Comprehensive services for main tank maintenance and replacement.
LV & HV Box Replacement & Repairs
Expertise in low and high-voltage box maintenance.
Auxiliary Parts Replacement & Servicing
Full-spectrum services for auxiliary parts.
Transformer Pressure Testing for Leaks
Rigorous testing to identify and address leaks.
OLTC Replacement Modifications
Ensuring optimal On-Load Tap Changer (OLTC) performance.
OLTC Servicing, Refurbishment & Replacement Services
Expertise in OLTC maintenance and replacement.
Mechanical Design & Manufacturing of Power Transformer
Tailored solutions for design and manufacturing for upgrade purposes.
Factory Acceptance Testing Services (FAT)
Rigorous testing to ensure compliance before deployment.
OEM Assembly & Testing of Power Transformers
Original Equipment Manufacturer assembly and testing for power transformers.
- CONTACT US TODAY -
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