Title:
ELECTRIC PUMP SYSTEM AND ALTERNATE OPERATION CONTROL DEVICE FOR ELECTRIC PUMP
Document Type and Number:
Japanese Patent JP2017145746
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an electric pump system capable of alternately using a plurality of electric pumps efficiently to discharge water.SOLUTION: An electric pump system 100 includes: a plurality of electric pumps 3a, 3b; a water level detection unit 4 configured to detect a water level in a region where water is discharged by the plurality of electric pumps 3a, 3b; and a controller 1 configured to alternately operate the electric pumps 3a, 3b based on the water level detected by the water level detection unit 4. Then, the controller 1 is configured to issue warning notification based on the fact that an operation time exceeds a first predetermined time twice or more predetermined times, for one electric pump out of the plurality of electric pumps 3a, 3b.SELECTED DRAWING: Figure 1
Inventors:
SUZUKI TAKESHI
ODA AKIHIRO
ODA AKIHIRO
Application Number:
JP2016027851A
Publication Date:
August 24, 2017
Filing Date:
February 17, 2016
Export Citation:
Assignee:
TSURUMI MFG
International Classes:
F04D15/00; F04B49/06; F04D13/08
Attorney, Agent or Firm:
Hirokazu Miyazono