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ABB RELION REX640 - 11.2.1.4 UK rectifier inverse-time characteristic

ABB RELION REX640
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Figure 1003: RD-type inverse-time characteristics
11.2.1.4 UK rectifier inverse-time characteristic
The UK rectifier type simulates the rectifier bridge.
The operate times are defined with the coefficients A, B and C.
The values of the coefficients can be calculated according to the formula
1MRS759142 F
General function block features
REX640
Technical Manual
1883

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