{"product_id":"van-de-graaff-generator-motor-driven","title":"Van De Graaff Generator Motor Driven","description":"\u003cp\u003eAn efficient design for all the usual electrostatic experiments and for where a continuous source of high voltage is required. It has a strong metal base with profiled hand grips, housing a quiet running a.c. motor. The discharge sphere may be plugged into the base or supported separately, linked to the arching post with a standard 4mm connecting lead.\u003cbr\u003e• Charge Collecting Belt: silicone rubber having excellent insulation resistance\u003cbr\u003e• Tracking: belt-tracking easily adjusted\u003cbr\u003e• Charge Collecting Combs: aluminium mesh, design to be clearly visible\u003cbr\u003e• Spheres: aluminium, 200mm diameter\u003cbr\u003e• Connections: 4mm sockets in dome and base\u003cbr\u003e• Voltage Developed: up to 200kV, depending on ambient conditions, with a spark length of 60mm\u003cbr\u003e• Discharger: spherical 75mm diameter on rod for plugging into the base earth socket or support in a retort stand\u003cbr\u003e• Supplied with 1.5m mains lead, illuminated mains on\/off switch and fuse\u003cbr\u003e• This device is compliant to EN61010-2010 with certificates available on request\u003cbr\u003eDimensions: 225 x 180 x 480mm.\u003c\/p\u003e","brand":"Philip Harris","offers":[{"title":"Default Title","offer_id":51272731230491,"sku":"HC1008326","price":737.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0915\/4363\/4203\/files\/B8H26758_107140-P-1_dc4747a8-b271-4349-9a91-6ca90a1db0c3.jpg?v=1769447587","url":"https:\/\/abcschoolsupplies.co.uk\/products\/van-de-graaff-generator-motor-driven","provider":"ABC School Supplies ","version":"1.0","type":"link"}