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Connection of frequency converter/MPR relay
This example shows which inputs/outputs on the EBC22 need to be connected to the frequency conver
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ter/MPR relay
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Connect the supply voltage to terminals 1–3.
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Loop terminals 12 & 20.
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Connection to the boiler:
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Connect the burner start signal to terminals 13 & 14.
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Connect the potential free contact to terminals 11 & 19.
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Frequency converter:
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Connect terminals 7 & 8 to the start/stop input on the frequency converter.
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Connect terminals 21 & 22 to the frequency converter input for external speed regulation.
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Connect the pressure transducer (XTP) to terminals 23–28.
Содержание EBC22
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