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PT431-8It is used to protect asynchronous three-phase motors from faults...
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PT432-8It is used to protect asynchronous three-phase motors from faults...
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PT433-8It is used to protect asynchronous three-phase motors from faults...
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PT436-8It is used to protect asynchronous three-phase motors from faults...
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PT438-8It is used to protect asynchronous three-phase motors from faults...
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PT531Three-phase asymmetry monitor (preset at 20%)
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PT536Three-phase asymmetry & sequence monitor without neutral, with adjustable asymmetry
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PT538Three-phase asymmetry & sequence monitor with adjustable asymmetry
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PT434-8It is used to protect three-phase loads from faults in...
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PT435-8It is used to protect single-phase loads from faults in...
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PT439-8It is used to protect three-phase loads from faults in...
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PT530Single-phase undervoltage monitor with adjustable restart time