Data Centres
Summary of Specialist Services >
HV/ LV replacement and new installations
Short-circuit studies to BS EN 60909
Site survey work to establish settings/ installation to coordinate new with existing
Cable sizing calculations
EMC studies
Harmonic studies
Power generation and generator load acceptance calculations
11kV substations/ transformers/ switchboards
Specialist protection engineering
Discrimination, selectivity, protection, grading studies, including protective device/ relay/ trip unit selection, grading calculations
HV/ LV breaker selectivity
Section of coordinated downstream trip units, load calculations, cable sizing to suit breaker/ relay/ t rip unit selected and single point of failure analysis
Generator - UPS relationships, including inadvertent battery mode, UPS load acceptance, UPS harmonics, coordination of the protection surrounding the UPS, generator and UPS walk in