Maintenance and repair of electricity generators; Installation, maintenance and repair of apparatus for supplying electricity; Installation, maintenance and repair of apparatus for distributing electricity; Installation, maintenance and repair of apparatus for generating electricity; Installation of machinery; Installation of machinery for generating electricity; Maintenance of power generating apparatus and installations; Advisory services relating to building construction; Consultation in t...

Gas operated power generators; Gas turbines not for land vehicles; Turbines, other than for land vehicles; Electric power generators for emergency use; Electrical and electronic apparatus and equipment all for use in generating energy obtained from alternative energy sources; Internal combustion engines for power generation, other than for land vehicles; Mobile electric power generators; High-voltage generators; Electricity generators; Electric generator which provides power for broadband app...

High voltage transformers; Step-up transformers; Electronic equipment, namely, transformers, baluns, and cables, all used in connection with computers, computer peripheral devices, televisions, audio-video equipment, closed-circuit TV equipment and telecommunication equipment; Current transformers; Electrical arc detection and suppressing device used in low voltage switchgear; Circuit breaker panel boards; Medium voltage power distribution and protection component system composed of breakers ...