Bowers Standard Distribution transformers are available from 50kVA to 3150kVA, with a typical 11000V input to 415V no-load output. Although, any size and voltage range can be catered for, up to 20MVA at 33kV.
To keep lead times to a minimum, we produce standard distribution transformers for stock as well as to clients’ specific requirements
Our transformers are manufactured in accordance with national and internationally recognised standards. They fully compliant with the EU commission regulation 548/2014 on Ecodesign and to BSEN60076 standards.
Our standard range of Tier 2 Distribution Transformers are manufactured using cold rolled grain oriented (CRGO) steel. They range from 50kVA to 3150kVA with voltage ratio’s of 3.3kV, 6.6kV, 11kV and 33kV step down to 415V. Standard vector Dyn11 and include an extended voltage tapping range -5% to +7.5%.
Units are designed with the HV and LV flanges to BS2562 with facings suitable for the accommodation of bolt-on HV and LV cable boxes or LV transformer mounted feeder pillars/ACB/MCCB cabinets and HV transformer mounted switchgear to ENATS standards.
They are also fitted with bolt-on panel design radiators and have been carefully designed so that HV switchgear can be fitted without interfering with the radiators – removing the need for extensive throats.
Standard transformers are available in all cooling mediums including:
- Oil (ONAN)
- Midel, FR3 (KNAN)
Standard range Bowers transformer dimensions and drawings can be found here.
From July 1st 2021, Bowers will not be selling any new Tier 1 transformers, only those that we have in stock already (availability can be found below)