For customization, please contact the manufacturer

Start type: DOL(Direct on line)

Qty of controlled pump: Duplex pump

Protection function

• Over load protection
• Pump stalled protection
• Dry run protection with sensor free
• Under voltage protection
• Over voltage protection
• Repeat start protection

Application 

• Control and protect universal pump
• Adopting liquid probe ,float switch or pressure switch to control pump start and stop
• Applied for water supply by liquid level control through float switch or liquid probe
• Applied for booster by pressure control through pressure switch and pressure tank
• Applied for drainage by liquid level control through float switch or liquid probe
• Applied for sewage pump with piggy-back float switch

Control characteristic

Duplex pump control

• Main pump / standby pump automatically alternate
• Main pump / standby pump automatically switch against malfunction
• Standby pump participates running if required

Other features

• Pump last five faults record displaying
• Pump accumulative running time displaying
• Pump shaft anti-rust
• Present RS485 port
• Remote control panel(Optional)
• Overflow alarm for drainage application
• A/B Pump operation enable or disable function
• LCD screen locked function under auto state(Settable)
• LCD screen displaying pump running status
• Memory function when power off & recovery
• Signal transmission distance up to 1000m
• Pump start time delay( Time settable)
• Pump stop time delay( Time settable)
• Push button calibration

Main installation data

• Working temperature: -25℃-- +55℃
• Working humidity: 20%--90%RH, no drips concreted
• Degree of protection: IP54
• Mounting type: Wall mounting
• Unit dimension (L x W x H): 294.5*240*115mm

Connectable sensors

Liquid probe (standard accessory) / Float switch / Pressure switch

Typical Application Example