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Product type
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earth fault protection
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compatibility
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3-pole air circuit breakers
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ct requirement
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no 4th ct required
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protection function
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adjustable earth fault protection
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With adjustable earth fault current and time delay settings, this protection module allows precise coordination with upstream and downstream protection devices. It is ideal for main incomers, feeders, generators, and transformer protection, where fast and selective earth fault detection is critical.
Fully compatible with Terasaki ACB electronic trip units, this accessory enhances system reliability, minimizes equipment damage, and reduces the risk of fire or electric shock. Its compact design allows easy integration into existing Terasaki ACB assemblies.
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