Key specification for this frequency drive for pump: power phase number Three Phase, type AC Power Inverter. Everything below is reproduced from the factory data sheet. Made by Qingdao Speedo Industry & Commerce Co., Ltd. (8 years on the platform, typical reply ≤1h). For a binding price and lead time, send the volume you need and where it ships to.
Key Features of This Frequency Drive For Pump
- Model Number: ACD190-4T15GB
- Power Phase Number: Three Phase
- Rated Power: 15KW
- Nominal Voltage: 380 V
- Warranty: 12 Months
- Place Of Origin: Shandong, China
Technical Specifications
| Application | AC Motor, Blowers, Pumps, Motor, Motor Speed Control |
|---|---|
| Nominal Voltage | 380 V |
| Power Phase Number | Three Phase |
| Rated Power | 15KW |
| IP Level | IP20 |
| Control Mode | V/F Control, Vector Control |
| Place Of Origin | Shandong, China |
| Model Number | ACD190-4T15GB |
| Brand Name | K&R TECH |
| Type | AC Power Inverter |
| Certificate | CE ISO9001 |
| Warranty | 12 Months |
| Protection | Overload |
| Color | White |
| Inverter Type | Ac -Dc-Ac Frequency Inverter |
| OEM | Accept OEM Logo |
| Frequency | 50/60 HZ |
| Selling Units | Single item |
| Single Package Size | 27X19X23 cm |
| Single Gross Weight | 2.5 kg |
Product Details




Input | Rated voltage . frequency | Three phase AC380V:50/60Hz Single phase AC220V:50V60Hz | |||
Allowable range of voltagevariation | Three phase AC360V-450V Single phase AC190V – 250V | ||||
Output | Voltage | 0-460V :0-260V | |||
Frequency | low-frequency mode : 0- 300Hz High-frequency mode : 0-3000Hz | ||||
Overload capacity | G Model:110% long term 150% 1 min 200% 4 second P Model:105% Long term 120%1 min 150%1 second | ||||
Control Model | V/F control, advanced V/F control, V/F separation control, PG free current vector control | ||||
Control Characteri stics | Frequency setting resolution | Analog input | 0.1% of maxximum output frequency | ||
Digital settings | 0.01Hz | ||||
Frequency accuracy | Analog input | Within 0.2% of the maxirum outout frequency | |||
Digital input | Set output frequency within 0.01% | ||||
V/F control | V/F curve | The reference frequency can be set arbitrarily from 0.5 to 3000Hz, and the multi-point V/F curve can beset arbitrarily. Multiple fixed curves such as constant torque, reduced torque 1, reduced torque 2, andsquared torque can also be selected | |||
Torque boost | Manual setting: 0.0~30.0% of rated output Automatic lifting: Automatically determine the lifting torque based on the output current and combined with motor parameters | ||||
Automatic current and voltage limiting | It can automatically detect the stator current and voltage of the motor during acceleration, deceleration,or stable operation, and suppress them within the allowable range based on a unique algorithm.minimizing the possibility of system fault tripping | ||||
Control Characteri stics | Inductive vector control | Voltage frequencycharacteristics | Automatically adjust the output voltage frequency ratio based on motor parameters and unique algorithms | ||
Torque characteristic | Starting torque: 150% rated torque at 3.0Hz (V/F control) 150% rated torque at 1.0Hz (advanced V/F control) 150% rated torque at 0.5Hz (without PG current vector control) Steady state accuracy of operating speed: s 0.2% of rated synchronous speed Speed fluctuation: ≤ 0.5% rated synchronous speed Torque response: ≤ 20ms (without PG current vector control) | ||||
Self measurement ofmotor carmeters | Without any limitations, automatic parameter detection can be completed under both static and dynamic conditions of the motor to achieve the best control effect | ||||
Current and voltage suppression | Full process current closed-loop control, completely avoiding current impact, with complete overcurrent and overvoltage suppression function | ||||
Running Under voltage suppression | Especially for users with low grid voltage and frequent fluctuations in grid volage, even within the allowable voltage range, the system can maintain the longest possible operating time based on unique algorithms and residual energy allocation strategies | ||||
Typical functions | Multi speed swing and operation | 16 segment programmablemulti segment speedcontrolwith multiple operating modes available.Swing frequency operation:preset freguency and center frequencv adiustable. state memory and recovery after power outage | |||
PID control RS48 communication | Built-in PID controller (with preset freauency) with standard RS485 communication function, multiple communication protocols available. and linkage svnchronization control function | ||||
Frequency setting | Analog input | DC voltage 0-10V, DC current 0-20mA (upper and lower limits optional) | |||
Output signal | Digital input | settings with analog inputs Operation panel settings,RS485 interface settings, UP/DW terminal control, and multiple combination | |||
Digital Output | One Y-terminal open collector output and two programmable relay outputs (TA, TB, TC), with up to 61 meaning options | ||||
Analog Output | 1 channel analog signal output, with a flexible output range between 0-2mA or 0-10V, which can achieve the output of physical quantities such as set frequency and output frequency | ||||
Automatic voltage stabilization operation | According to needs, dynamic voltage regulation, static voltage regulation, and non votage regulation can be selected to achieve the most stable operating effect | ||||
Acceleration and deceleration time setting | 0.1s~3600.0min continuously settable, S-type and linear mode optional | ||||
Brake | energy consumption braking | The starting voltage, return voltage, and energy consumption braking rate of energy consumption braking can be continuously adjusted | |||
direct current braking | Starting frequency of DC braking during shutdown: 0.00- [ F00.13 ] Upper limit frequency Braking time: 0.0-100.0 seconds; Braking current: 0.0%-150.0% of rated current | ||||
Flux braking | 0-100 0:Invalid | ||||
Low noise operation | The carrier frequency is continuously adjustable from 1.0KHz to 16.0KHz, minimizing motor noise | ||||
Speedtrackingspeed restart function | It can achieve smooth restart and instant stop restart functions of the motor in operation | ||||
Counter | One internal counter for easy system integration | ||||
Operation function | Upper and lower frequency settings, frequency jump operation, reverse operation limit, slip frequency compensation,RS485 communication, frequency increase and decrease control, fault self recovery operation, etc | ||||
























A: Our inverter is designed with a good regulator circuit. You can even check it when measuring the true value by a multimeter.
Q: What should be noticed when installing inverter?
A: Put the product in a place where is well ventilate,cool, dry and water-proof. Do not stress or put foreign objects into the
inverter.
Q: Can I get some samples for test?
A: Yes.
Q: Do you accept OEM/ODM ?
A:Yes.
Q: How is delivery time?
A: Usually it takes 5-10 days for regular type , for large orders or OEM/ODM orders, pls negotiate with sales.
Q: What’s your payment terms?
A: We accept T/T, L/C, WEST UNION, ALI TRADE ASSURANCE, cash.
Q: What’s your warranty time?
A: We offer 12 months warranty service, life time technique support.
Q : How do you control quality ?
A : Our production follow ISO9001 quality control system strickly. After four time quality inspection and high temperature
testing, we will print "QA" pass.
Q : what kind of certificate do you have ?
A : We have ISO9001, CE.


Ordering and Pricing
- Minimum order quantity: 1 piece
- Volume pricing:
- 1–49 piece: US $155 / piece
- 50–99 piece: US $152 / piece
- 100+ piece: US $79.3 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this frequency drive for pump?
The standard minimum order quantity is 1 piece. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
What warranty is provided?
The manufacturer provides a 12 Months warranty. Spare parts and technical support remain available after the warranty period.
Which certifications does this frequency drive for pump carry?
It is supplied with CE ISO9001 documentation, which covers the requirements of most import markets. Additional test reports can be issued on request.
Can the frequency drive for pump be supplied for my local voltage?
The standard configuration is 380 V. Alternative voltage and frequency builds are available when specified at the time of order.
Do you accept OEM or custom branding?
Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying order volumes. Send your artwork and technical requirements with your enquiry.
How long does production and delivery take?
In-stock configurations typically ship within 7–15 days. Customised or large-volume orders are usually produced in 25–35 days, confirmed on order.
About the Manufacturer
This product is produced by Qingdao Speedo Industry & Commerce Co., Ltd., based in China. The company 8 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Qingdao Speedo Industry & Commerce Co., Ltd. range on HVACR Nexus.
See more in Speed Controllers & Regulators on HVACR Nexus.


















