PDM20 Smart Mini Pump Drive
PDM20 smart mini pump drive is suited to be applied in various single-pump water supply systems. Compared to similar products with same specifications, this smart pump drive has a smaller size of 45%. The enclosure is IP65 rated, can provide excellent dustproof and waterproof performance, allowing the pump drive to be directly mounted on pump motor. PDM20 smart mini pump drive is featured by precise control of single pump, easy operation, high reliability and quality.
220V single-phase input: 0.75-2.2kW
- PDM20 VFDs in bath and spa application
The smallest frequency conversion control for water pump in the world.
Directly mounted on the motor, eliminating the need for control cabinet.
Exquisite appearanceStreamlined curve design
Concealed fan design, more attractive appearance
High reliabilityIP65 protection rating, excellent dustproof and waterproof performance
Unique cooling air duct, excellent heat dissipation performance
Controllable fan design, prolonging service life
Improved applicability for water supply devicePressure boosting, pressure stabilization, power-on to restart, dry run protection and automatic reset
Rapid pressure setting, quick access to parameters
Single-phase 220VAC input, facilitating operation in various applications
Pressure boosting and pressure stabilization water supply system for residential small-scale commercial applications.
| Control Features | Control Mode | V/F Control |
| Startup Torque | 1Hz 100% | |
| Speed Adjustment Range | 1:20 | |
| Speed Control Precision | ±1.0% | |
| Overload Protection | 120%Rate current 60s；150%Rate current 1s | |
| V/F curve | Linear, quadratic curve | |
| Acceleration and Deceleration Time | 0.1-800s | |
| Input and Output Features | Input Voltage Range | Single phase 220V±15% |
| Input Frequency Range | 50/60Hz, ±5% | |
| Output Voltage Range | Three phase 0-rated input voltage | |
| Output Frequency Range | 0~50/60Hz | |
| Outer Port Features | Programmable Digital Input | 2-way digital input terminals |
| Programmable Analog Input | AI1：0~10V/4~20mA,selected by the functional parameters | |
| Analog Power Supply | 5 ~ 24V Adjustable power supply，voltage value adjusted by functional parameters | |
| Basic Functional Features | Command Route | Keypad control、digital input terminal control |
| Frequency Source | Keypad set/PID set | |
| Built-in PID | Convenient close-loop control | |
| AVR function | When the grid voltage changes, it can automatically keep the output voltage constant, and it will not act when grid voltage decreases as factory default setting. | |
| Protective Control | Automatically limit current and voltage during operation to prevent frequent overcurrent and overvoltage trips | |
| Pump control functions | LED Display and settings | Programable, show pressure, voltage etc. with fast setup pressure function, and parameters hiding function available |
| Automatic Energy Saving Running | Automatically lower output voltage at light load to achieve energy saving effect | |
| User Password Setting | Can set a 4-digit password (non-zero password). After setting the password, exit the password setting interface, and the password will take effect after 1 minute | |
| Parameters Lockup Function | Define whether the parameters are locked under running or stop state to prevent misoperation | |
| Constant Pressure Control Function | PID adjustment, PID feedback disconnection detection, PID sleep mode and wake up mode | |
| Automatically Startup when Powered on | Optional automatically startup when powered on, optional startup delay | |
| Antifreeze Function | Antifreeze operation selection, frequency, time, period | |
| Water Leak Detection | Optimizing sleep mode control by water leakage detection coefficient | |
| Water Supply Protection | High Pressure Warning | Detect the feedback pressure and protect the pipe network |
| Low Pressure Warning | Detect the feedback pressure and protect the pipe network & pumps | |
| Dry Run Protection | Multiple detection methods: output pressure, frequency, current, automatic reset function | |
| Application Environment | Altitude | Less than 1000m, derating above 1000m, 1% per 100m |
| Environment Temperature | -10 ℃ ～ ± 40 ℃, 40 ℃ -50 ℃ derating, 4% per 1 ℃ | |
| Vibration | < 9.8m/S2(1.0G) | |
| Storage Temperature | -40℃~ 70℃ |
