Item | Technical Index | Specification |
Input | input voltage | 1AC 220~240V±15%
1AC 220~240V±15%
3AC 380~460V±15%
|
Input frequency | 50 / 60Hz±5%
|
Output | Output voltage | 0~rated input voltage
|
Output frequency | 0~100Hz
|
Control Features | Control mode | Manual control
Auto control
|
Operation command mode | Keypad control
Terminal control
Serial communication control (Modbus)
|
Overload capacity | 150% / 60s, 180% / 10s, 200% / 1s.
|
PID control | Built-in PID control standardly.
|
Automatic voltage regulation | Keep output voltage constant automatically when input voltage fluctuating
|
Main Protection Functions | Pressure | Upper limit protection Lower limit protection
|
Lack of water | Lack of water protection
|
Motor | Motor overload protection
|
Rust-proof & freeze-proof | Rust-proof and freeze-proof protection
|
Pipeline | Pipeline broken protection
|
Applications | Water supply system | Deep well pump, submersible pump, sewerage pump, pipeline pump, booster pump, multistage pump, centrifugal pump etc. Special for living water supply system, hot water supply system, high-rise water supply system, fire fighting water supply system, sewer system and irrigation system etc.
|
Human machine interface | LED display | Pressure setting, system pressure, output frequency, output voltage, output current, etc. Two lines display.
|
Environment | Ambient temperature | -10~50°C, without direct sunshine.
|
Humidity | 90%RH or less (non-condensing).
|
Altitude | ≤1000M: output rated power, >1000M: output derated
|
Storage temperature | -20~60°C
|
