Hitachi hitachi low current trip function for pumping applications - Manual
Hitachi hitachi low current trip function for pumping applications – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
Table of Contents:
- Page 2 – Page 2
- Page 3 – TIMING CHART; Page 3
- Page 4 – Page 4
- Page 5 – WIRING DIAGRAM; Page 5
- Page 6 – Page 6
Application Note:
L300P/SJ300 Low Current
Trip Function for Pumping
Applications
Please refer also to the
Inverter Instruction Manual
AN081804-1
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Summary
L300P/SJ300 Low Current Trip Function for Pumping Applications Sometimes it is desirable to have the inverter trip when running at constant speed and the motor current falls below a certain threshold level. In the case of a pump, this would be indicative of absence of fluid in the pump, and hence no...
TIMING CHART Time Output Frequency [FA1] (N.O.) C041 o [OL] (N.C) o [OL] (N.C) n [OL] AND [FA1] n [OL] AND [FA1] o n Motor Current Hitachi America, Ltd. © 2004 Hitachi America, Ltd. Page 3
TIMING CHART (continued) p q [FA1] (N.O.) C041 Output Frequency Motor Current p q TRIP [OL] (N.C) q [OL] (N.C) p [OL] AND [FA1] p [OL] AND [FA1] q Hitachi America, Ltd. © 2004 Hitachi America, Ltd. Page 4
