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PT418C-11It is used as a three pump full alternation relay....
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PT420-8It is used in automation arrays, for starting high power...
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PT520Star-Delta timer relay with two independently adjustable intervals (1-60s delay...
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PT428-8It is used in automation arrays to start three-phase asynchronous...
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PT429-8It is used in automation arrays to start three-phase asynchronous...
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PT419-8It is used as an auxiliary relay in pump start...
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PT450-11The PT450 protects submersible motors against overheating of the windings...
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PT451-11It is used to protect electric motors from overheating of...
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PT452-11It is used to monitor the most important anomalies that...
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PT455-8It is used to detect failure to start or malfunction...