1 phase, 500w to 2000w
Up to 11.5 litre engines 
1 phase, 1500w to 2500w
5.7 to 13.1 litre engines 
1 phase, 3000w to 5000w
13.1 to 27 litre engines 
3 phase, 2500w to 5000w
9.8 to 27 litre engines 
1 & 3 phase, 1500w to 5000w
8.2 up to 27 litre engines