1. ONAN (oil natural, air natural)
2. ONAF (oil natural, air forced)
3. OFAF (oil forced, air forced)
4. ODWF (oil direct, water forced)
5. OFAN (oil forced, air forced)
Electrical cloud of answers, Unlimited study Notes, and Downloads with videos
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A Static Transfer Switch (STS) utilizes a static electronic component (SCR), which permits a transfer in less than four milliseconds (1/4 o...
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Elements - RESISTOR - CAPACITANCE OR CAPACITOR - INDUCTOR = reactance = impedance =susceptance =admittance - VOLTAGE SOURCE - CURRENT...
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Electrical secondary equipment generally refers to the various types of microcomputer protection and control device, microcomputer seconda...
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The auxiliary class protection device refers to some unusual protection devices with auxiliary function,the main products are 961 communic...
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busbar differential protection relay is suitable for the 110KV and the following various voltage levels of a single bus、Single parent segm...
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