Spare Supply & Retrofit Services
Promoda Switchgears provides specialized spare supply and retrofit services for HT VCB panels operating between 3.3 kV and 33 kV. Our solutions are designed for Siemens-standard switchgear systems, ensuring compatibility and reliable performance.
We supply critical spare components and offer modernization programs that upgrade aging switchgear infrastructure with modern VCB technology and numerical relays.
These services help industries extend the life of existing panels while improving system reliability and safety.
Spare Supply
- Vacuum interrupter bottles
- Closing and tripping coils
- Spring charging motors
- Auxiliary contacts
- Mechanical interlocking components
- Racking mechanism assemblies
- Protection relays (replacement or upgrade)
Retrofit & Upgrade Services
- Replacement of old OCB or SF6 breakers with VCB
- Retrofit of Siemens-type 3AH / 3AE VCB into existing panels
- Numerical relay upgrades from electromechanical relays
- Busbar strengthening and insulation enhancement
- Panel modification for higher fault levels
- Life-extension modernization programs
Applications
- Industrial HT substations
- Utility 11 kV and 33 kV distribution systems
- Power plant auxiliary systems
- Aging switchgear replacement projects
