The series 300 non-reversing and series 310 reversing contactors offer such features as rail and panel mounting, shared accessories, IP20 guarded terminals and multi-point coils. Both series feature ac and dc operating coils for control circuit applications flexibility, and both are environmentally friendly, made of non-metallic materials and are asbestos-, halogen- and cadmium-free. Both also feature a device identification marker for labeling contactors.
NASA and Boeing developed a huge, carbon composite cryogenic fuel tank for deep space missions, and started testing it last month. The 18-ft cryotank will enable heavy-lift launch vehicles to send both humans and robots into deep space.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.