Water Pump Variable Speed Controllers

Specifications

 SKI-V series variable speed controllers  factory direct price and best quality as below 

Why do you choose us

1.More than 15 years – we are more than 15 years professional

2.manufacture frequency inverter

3.More than 10 years – We have more than10 years’ experience in foreign trade service

4.More than 50 countries- we exported our products to more than 50 countries all over the world.

5.Professional work team- we can accept OEM ODM

6.Powerful production capacity - we can offer a large quantity products each month.

7.Certification –we have passed ISO90001,CE,

We offer 24 hours service

 Warranty  sako promises 18-months warranty period after shipment ,and provides spare parts with low cost 

Basic features

1.Display of LED digital,Chinese/English LCD etc

2.Open loop vector,closed loop vector,V/F control

3.Keyboard locator(0-5V) ,external analog (0-10V/0-20mA) ,external signal superposition….

4.16 steps speed ,forward and reverse,hopping frequency,acceleration and      deceleration,counter,jog acceleration and deceleration,wake of PID sleep,PG …..

5.Built-in 485 port independently

6.Frequency set: keyboard ,external analog,pulse frequency,PC serial communication …

7.Precision of speed control: PG feedback vector control ±0.05% rated frequency,No PG feedback vector control ±0.5% rated. frequency

8.Scope of speed control for PG feedback vector 1:1000;No PG feedback vector 1:100

9.With PG feedback vector control,torque response<150ms;No PG feedback vector control,torque response<200ms

10.PG feedback vector control:200% rated output torque/0.05HZ;No PG feedback vector control:150% rated output torque/0.5HZ

11.Precision of torque control:±5% rated output torque

12.Over-load protection,over-voltage stall,overload forecast,automatic current limit,automatic fault reset,under-voltage protection,over-heating protection,phase- lack protection

Basic connection diagram

Product strcucture 

Questions and answers

Q:What is the payment terms ?

A: We accept T/T ,L/C , Western union

Q :What is the delivery time

A: Usually it will take three weeks of production

Q: What is the standard of package

A: Export standard package ,or special package according to customer requirement

Q: What is your production capacity

Q: What kind of certificate you have ?

A: We have ISO9001 CE certificate

Factory overviews 

Applications

SKI-V Series sensorless vector control VFD is widly used for applications as follows:

 * Pumps & fans, constant pressure water supply, oil injection pump, oil pump

* Mine hoist, winch, ribbon conveyer in mine industry

* Rubber & plastic machinery: injection molding machine, blow molding machine, extrude of chemical fiber, wire, cable, etc

* Metal processing machinery: lathe, milling machine, planer, grinder, punching machine

* Textile machinery, packaging and printing machinery, paper processing machinery, ceramic machinery, winding machinery

* Medical equipment, food processing machinery, CNC machine tool

* Centrifugal machine, air compressor, central air conditioner, etc.

Order process 

1. Send inquiry to us, tell us qty and inverter specification ,such as power voltage and etc.

2. We send you the proforma invoice with our bank details for your payment.

3. After received the payment, we will arrange production immediately.

4. When goods ready, we will arrange booking with your shipping agent.

5. When goods shipped out, we will send you B/L copy for balance payment.

6. Send you original docs or telex-release the B/L after received balance payment.