ZVF300H Series is the high performance open-loop vector frequency inverter for controlling asynchronous AC induction motor and permanent synchronous motor. The product has excellent quality, multiple functions and wide application range.
Main Features of frequency inverter
1.Multiple password protection mode.
2.Remote control operation keypad, convenient for remote control.
3.V/F curve &multi-inflection point setting, flexible configuration.
4.Keyboard parameter copy function, easy to set the parameters for multi-inverters.
5.Wide industry application, to expand special function according to different industries.
6.Multiple hardware and software protection and optimized hardware for anti-interference technology.
7.Multi-step speed and wobble frequency running (external terminal 15 steps speed control).
8.Unique adaptive control technology. Auto current limiting and voltage limiting and under-voltage restrain.
9.Optimized external installation and internal structure and independent air flue design, fully enclosed electrical space design.
10.Output automatic voltage regulation function. (AVR),automatically adjust the output pulse width, to eliminate the influence of the grid change on load.
11.Built-in PID regulation function to facilitate the realization of closed loop control of the temperature, pressure and flow
and reduce the cost of the control system.
12.Standard MODBUS communication protocol, easy to achieve the communication between PLC, IPC and other industrial equipments.
Tecnical details:
| Item |
Item Description |
| Control Function |
Automatic energy-saving operation |
Auto optimize V/F curve according to the load changes to realize the energy saving operation. |
| Auto voltage regulation(AVR) |
When the network voltage changes, it can regulate PWM output automatically to maintain constant voltage. |
| Built-in PID |
This can form a convenient closed-loop control system (CLCS)and is applicable to pressure control, flow control and other process control . |
| Operation Function |
Operating command |
Operation panel control ,external terminal control and COM control |
| Frequency setting |
Keypad potentiometer setting , operation panel UP ,DOWN setting,. external terminal UP/DOWN setting, analog voltage signal or external potentiometer setting , analog current signal setting .terminal combination setting ,485 COM setting and so on. |
| Input Signal |
Forward/Reverse signal\multi-speed signal \fault signal \
reset signal etc. |
| Output signal |
Programmable relay\open collector output \Fault signal output. |
| Multi-function analog and digital output terminal |
This can realize the output of frequency current and other physical quantity by output 0-10V or 0-20mA DC signal and 0-10KHz digital signal output. |
| Braking function |
Dynamic braking |
With an external braking resistor, the maximum braking torque may reach 100%. |
| DC Braking |
This can be selected when the motor starts or stops with the action frequency of 0-20Hz,action current level of 0-100% and actuation time of 0-30sec., which can be set in sequence. |
| Other Function |
Skip frequency\Jog function\Counter \Rotation speed tracking\Momentary power loss restart \Frequency upper/lower limiting\Acceleration/ Deceleration mode can be adjusted \Frequency meter and Voltmeter output \Multi-speed/ program running \Two wire mode/ three wire mode control \Wobble frequency control\Multi-function input terminal selection \Fault auto reset\RS485 serial communication . |
| Protection Function |
Input phase loss protection\Over current protection \Overload protection\Over voltage protection \Under voltage protection\Over heat protection ect. |
Scope of application:
CHZIRI frequency inverter applied at the metallurgy, plastomer,textile, food-stuff,petroleum, chemical industry, paper-making, pharmacy,printing, building material,crane ,music spring .water supply systerm and all kinds of machine equipment.As AC asynchronous motor's driving and speed control.
Frequency Inverter can use in the following environmental
| Ambient |
Place to be used |
Indoor location free from direct exposure to sun light, high humidity or dew condensation, high levels of dust, corrosive gas, explosive gas, inflammable gas, oil mist, salt and etc |
| Altitude |
Below 1000 M |
| Ambient Temperature |
-10 C to +45 C (Bare Machine: -10 C to+50 C) |
| Humidity |
20%-90% RH without dew condensation |
| Vibration |
<0.5G |
| Storage temperature |
-20~+60C |
| Structure |
Protection class |
IP20 |
| Cooling mode |
Forced air cooling |
| Installation mode |
Wall mounted or floor-type actuator |
FAQ:
| Q1.Can I get some samples? |
| Yes, Sample order is available for quality check and market test. |
| Q2.What's your warranty terms? |
| We offer 16 months warranty time. |
| Q3.How does your factory do the quality control? |
| Quality is priority, we always attach the importance to quality control from the beginning to the end of the production. every product will be fully assembled and carefully tested before packing and shipping. |
| Q4.Can the inverter connect with computer or PLC? |
| Yes. All inverters have built-in RS485 port and support Modbus communication protocol. It's OK for CHZIRI VFD inverter to connect with computer and PLC. we have software engineer can program the software for the special function. |
| Q5.Can you make the inverter and soft starter control cabinet? |
| Yes. We have a lot of experience to design VFD control panel and soft starter cabinet according to your request. It's better for you to send us the primary wiring diagram. |
| Q6.How to deal with after sale service for CHZIRI products? |
| If there is CHZIRI dealer in your country. CHZIRI Partner will offer on site service. If there don't have distribution in your country. Please contact with our company directly, we will give you solution within 3 working days. |
Audited Supplier 
){kind=link}
){kind=link}