三さん相そう交こう流りゅう

さ

ん

そ

う

こ

う

りゅ

う

Meanings

1

noun

three-phase alternating current

Technical term in electrical engineering for AC power using three conductors with phase offsets of 120 degrees.

three

相inter-, mutual, together

交mingle, mixing, association

流current, a sink, flow

単たん相そう交こう流りゅう
Single-phase alternating current, used in most household outlets, as opposed to the industrial three-phase system.
直ちょく流りゅう
Direct current, which flows in one direction, unlike alternating current.

Compound of 三相 (three-phase) and 交流 (alternating current).