Bảo vệ mất pha  – mất trung tính 3 pha 100A-250A

Bảo vệ mất pha – mất trung tính 3 pha 100A-250A

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This device protects against phase loss, neutral loss, overloading, voltage fluctuations, and provides ground fault protection.

  • The description claims the device can protect against phase loss and neutral loss.

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