Boerhaave Museum Top Collection: Giant Electromagnet (Room 21/Showcase P03)

	Boerhaave Museum Top Collection: all rooms
	Room 21: Physics: Factories of Science
	Showcase P03: Liquefying Gases
	Giant Electromagnet

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Giant Electromagnet

object id (inventary #): V09685
dimensions: w 247 cm h: 248 cm d: 200 cm
signature: 'Siemens & Halske/ 1000 Windungen/ Widerstand bei 20°C ca 0,5 Ohm/ 200000 Aw 400000 Aw/ 110 V 220 V/ 200 A 400 A' 'SIEMENS-SCHUCKERT/ D M R41/750 Nr 1578766 E/ 1..1220 V 6,5/3,7 A/ 0,75 KW cosp 0,71/ 700 U/min 50 Per/s/ V A' ;
idem met 'Nr 1578767 E'
period: 1930
gerelateerde namen: Siemens & Halske; Berlijn (Manufacturer)

EXTRA INFO

In 1932 the Leiden physicist W.J. de Haas began using the world’s second largest electromagnet. Besides its use in magnetic research, this 14-ton apparatus contributed to the drive towards ever lower temperatures of only a few thousandths of a degree above absolute zero were achieved.

9685

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