Range cooker gas cooker freestanding cooker standard width 90 cm energy rating a hob type gas capacity 76 litre heating types conventional grill features telescopic rails oven light controls knobs functions timer automatic ignition safety feature flame safety device number of burnerszones 5 size large number of ovens 2 width 90 cm height 90 cm depth 60 cm number of shelves 5 second oven capacity 42 litre types of burnerszones large bur