ABB RELION 620 Series Technical Manual page 358

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Section 4
Protection functions
352
80
GUID-44A67C51-E35D-4335-BDBD-5CD0D3F41EF1 V1 EN
Figure 173:
Trip curves at prior load 1 x FLC and p=100 %, Overload factor =
1.05.
Tau
[s]
3840
1920
960
160 320 480 640
1MRS757644 F
620 series
Technical Manual

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