MasTec Ltd has a full range of Transformers:- Mains, Isolators and variable Variac.MasTec represents Belotti of Italy, one of the leading world supplier of Variac Transformers and IREM of Italy for all other Transformers and AC High End Conditioners.
Variacs:-
There are basically three main types with power ratings from a few watts to 100KWatt or greater.
- Hand controlled
- Servo Controlled Stabalisers
- Lighting Control Systems
Servo Control keeps the output VAC to a set level with <0.5% accuracy under 0-100% load.
Lighting Systems enable lights to be run at lower voltages, reducing power consumption and maintenance considerably.
Isolation Transformers:-
For telecommunication systems.
| Isolation Transformers | |
| Single Phase units | IREM |
| Three Phase units | IREM |
| Hand Controlled Variacs: Power Conditioning | |
| Single Phase units | Belotti, Powertech |
| Three Phase units | Belotti |
| Servo Controlled Variacs: Power Conditioning | |
| Single Phase | Belotti |
| Three Phase - same control on each phase | Belotti |
| Three Phase - individual control on each phase | Belotti |
| Controlled Variacs: Large Lighting Systems | |
| Single and Three Phase - reduce lighting costs | Belotti |
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