PDM20 Smart Pump Drive
PDM20 series products are all-in-one pump drives, suitable for small single pump constant pressure water supply equipment. it is compact and delicate, with its size only 45% of other series of products in the same specification.If can be installed directly on the pump motor with IP65 dust and water proof protection.Equipped with perfect single pump control function, it is easy to operate with high reliability and good quality.
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Description
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| Control characteristic | |
| Control mode | V/F control |
| Start torque | 1Hz 100% |
| Speed regulation range | 1:20 |
| speed-holding precision | ±1.0% |
| Overload capability | 120% rated current for 60s, 150% rated current for 1s |
| V/F curve | Linear |
| Acceleration/deceleration curve | Linear; time range: 0.1-3600s |
| Input/output | |
| Start frequency | 1~10Hz |
| Input voltage | Single-phase 220V±15% |
| Input frequency range | 50/60Hz, fluctuation range: ±5% |
| Output voltage | Three-phase 0-rated input voltage |
| Output frequency | 0~50/60Hz |
| Peripheral interface | |
| Programmable digital input | 2 digital input |
| Programmable analog input | AI1:0-10V/4-20mA, selected by function parameters |
| Analog power | +5V-+24V adjustable power, set voltage by function code setting |
| Basic functions | |
| Command running channel | operation panel and digital terminals |
| Frequency source | Digital setting, PID setting |
| Integrated PID | Realize closed loop control system |
| AVR | When grid voltage changes, it keeps output voltage constant automatically. By default, it doesn’t work at deceleration. |
| Stall control | Automatically limit current and voltage at running period to prevent tripping caused by frequent overcurrent/over voltage. |
| Pump control | |
| LED display, setting | Display pressure, voltage, programmable, rapid pressure setting, parameter hidden function |
| Automatic energy-saving running | Decrease output voltage automatically at light load to save energy. |
| Password setting | 4-bit password can be set with non-zero numbers. Exit password setting interface and the password will be valid after 1 minute. |
| Parameter lock | Define whether the parameter is locked in running or stopped state in case of misoperation. |
| Constant pressure control | PID adjustment, PID feedback of break detection, PID sleeping and wakeup |
| Self-starting at power on | Optional self-starting at power on, adjustable starting delay |
| Anti-freezing | Anti-freezing running option: frequency, time, cycle |
| Water leakage inspection | Optimize sleeping control by water leakage inspection |
| Water supply protection | |
| High pressure alarm | Detect feedback pressure to protect pipe network |
| Low pressure alarm | Detect feedback pressure to protect pipe network and pumps |
| Water shortage protection | Multiple detection modes output pressure, frequency, current; auto reset and restart |
| Application environment | |
| Altitude | Lower than 1000m, service in derated capacity above 1000m. Derate 1% capacity every 100m increase in height. |
| Environmental temperature | -10℃~+40℃, service in derated capacity for 40℃~50℃. Derate 4% capacity every 1℃ increase in temperature.C41 |
| Vibration | < 9.8m/S2(1.0G) |
| Storage temperature | -40℃~+70℃ |
| Model | Voltage class | kW | HP | Rated input current (A) | Rated output current (A) |
| PDM20-2S1R1 | Three Phase 380VAC ±15% | 1.1 | 1.5 | 11 | 5.5 |
| PDM20-2S1R5 | 1.5 | 2 | 14 | 7 | |
| PDM20-2S2R2 | 2.2 | 3 | 20 | 10 |
