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FR500HSpecial Purpose Inverter for Multi-pumps

Three Phase 380V 0.75 ~400kW

FR500H series special purpose inverters for multi-pump constant voltage water supply, are developed for multi-pump constant voltage water supply, based on the core control arithmetic of FR500H vector control inverters, combined with the control requirements of multi-pump constant voltage water supply application, matched with EXC-RC expansion card.

Featured with the multi-pump water supply and water treatment function of living district and municipal engineering, which can achieve the flexible setting of industry-frequency pump, variable frequency pump, dormancy pump and unloading pump, and auto-control switch according to the system status, also achieve timing constant voltage water supply, dormancy control, unloading control, timing turn-switch control, featured with perfect tank liquid level, tube pressure detection and protection.

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