dooch Q-Drive NQ-0075-S, Руководство пользователя, Страница: 41 / 80

[[CHAPTER 5 OPERATION]
5-11 | DOOCHPUMP
2) Multi-Drive Operation of Drives
In case of using several drives linked together to control constant pressure, it is possible to
apply it to the pump system as follows:
A. Wiring Diagram
• Connect drive wiring so that the power input lines and motor output lines should not be
interchanged.
• Be sure to install wiring breaker at the power input of drive.
• Check the polarity of pressure sensor and connect it properly. Connect auxiliary pressure
sensor to each drive depending on the system.
• In order to detect low level of suction pipe connect low level sensor (electrode) if necessary.
In case of not using low level sensor (electrode), change setup to use low level detection
※
method of software
(To select Parameter ‘Pr-76’ Low Level Trip Detection Method ‘0’)
3φ 380V~440V
AC Input
50/60 Hz
3φ 380V~440V
AC Input
50/60 Hz
3φ 380V~440V
AC Input
50/60 Hz