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Directional Short-Circuit and Directional Earth Fault Indicators

ComPass B 2.0

Proven platform with new functions: error indication without display activation, USB port etc.

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Switch-ComPass Bs 2.0

The new ComPass with control function and freely programmable logic

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ComPass B

The ComPass B combines the functions of a directional short-circuit and directional earth fault indicator in one unit. It is used in medium voltage distribution networks.

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SIGMA D

The SIGMA D is a combined directional short-circuit and directional earth fault indicator for medium-distribution networks. The device is current transformer powered, thus no auxiliary supply is required.

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SIGMA D+

The SIGMA D+ is a combined directional short-circuit and directional earth fault indicator for medium-distribution networks. The device is current transformer powered, thus no auxiliary supply is required. The SIGMA D+ provides additional earth fault detection methods for resonant-earthed and isolated networks.

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SIGMA D++

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