The Schneider iST 3P+N 20KA is a surge protection device (SPD) designed to protect electrical circuits from transient overvoltage, commonly caused by lightning strikes or switching surges.
The Schneider iST 3P+N 20KA is a surge protection device (SPD) designed to protect electrical circuits from transient overvoltage, commonly caused by lightning strikes or switching surges.
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