PDM20 Pump Drive | Variable Frequency Drive

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.

Power range

220V single-phase input: 0.75-2.2kW

Features

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 appearance

Streamlined curve design

Concealed fan design, more attractive appearance

High reliability

IP65 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 device

Pressure 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

Applications

Pressure boosting and pressure stabilization water supply system for residential small-scale commercial applications.

Specifications

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℃