CHINA EM TECHNOLOGY LIMITED
| Payment Terms | T/T, Western Union |
| Supply Ability | 1000pcs per week |
| Delivery Time | 1~7 work days |
| Output Type | TRIPLE |
| Output Voltage | 380V |
| Output Frequency | 0~3000Hz |
| Brand Name | EMHEATER |
| Model Number | EM15A-G3-d75 |
| Certification | CE, Rohs,ISO9001 |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | T/T, Western Union | Supply Ability | 1000pcs per week |
| Delivery Time | 1~7 work days | Output Type | TRIPLE |
| Output Voltage | 380V | Output Frequency | 0~3000Hz |
| Brand Name | EMHEATER | Model Number | EM15A-G3-d75 |
| Certification | CE, Rohs,ISO9001 | Place of Origin | CHINA |
| High Light | 0.75KW 3 Phase Variable Frequency Drive ，3 phase variable frequency drive 380V ，380V mini Inverter vfd | ||
0.75KW three phase 380V mini inverter
erfect Performance
EM15 is first class frequency inverter with very strong software and hardware
It has servo drive feature, with perfect speed control mode, and excellent torque control mode
It can save 2 group motor parameters, and can drive synchronous motor and asynchronous motor
It has vector control(SVC), vector control +PG; V/F control and V/F separation control
It has 49 kinds digital input functions and 38 kinds digital output functions
It has S curve of acceleration and deceleration, user can self defined S curve turning time
The IGBT carrier frequency can auto adjustment according to heatsink temperature
35 kinds protection function, including auto detecting short circuit after power on
Input range: 1PH 220~240V; 3PH 220~690V
Output frequency range: V/F(0~3200Hz); SVC(0~300Hz)
Including textile swing frequency and skip frequency function, etc
Overload capacity: 60s with 150% of rated current, 3s with 180% of rated current
All model built-in RS485 communication interface and approved by CE.
Technical Specification
| Item | Specifications | ||
| Standard functions | Maximum frequency |
Vector control: 0~320 Hz V/F control: 0~3200 Hz |
|
| Carrier frequency | 0.5–16 kHz (The carrier frequency is automatically adjusted based on the load features.) | ||
| Input frequency resolution |
Digital setting: 0.01 Hz Analog setting: maximum frequency x 0.025% |
||
| Control mode |
Sensor-less vector control (SVC) Closed-loop vector control (FVC)(+ PG card) Voltage/Frequency (V/F) control |
||
| Startup torque |
G type: 0.5 Hz/150% (SVC); 0 Hz/180% (FVC) P type: 0.5 Hz/100% |
||
| Speed range | 1:100 (SVC) | 1:1000(FVC) | |
| Speed stability accuracy | ± 0.5% (SVC) | ± 0.02% (FVC) | |
| Torque control accuracy | ± 10% (SVC) | ± 5% (FVC) | |
| Overload capacity |
G type: 60s for 150% of the rated current, 3s for 180% of the rated current P type: 60s for 120% of the rated current, 3s for 150% of the rated current |
||
| Torque boost |
Auto boost Manual boost 0.1%~30.0% |
||
| V/F curve |
Straight-line V/F curve Multi-point V/F curve N-power V/F curve (1.2-power, 1.4-power, 1.6-power, 1.8-power, square) |
||
| V/F separation | Two types: complete separation; half separation | ||
| Acceleration/deceleration curve |
Straight-line ramp S-curve ramp Four groups of acceleration/deceleration time with the range of 0.0s~65000s |
||
| DC braking |
DC braking frequency: 0.00 Hz ~ maximum frequency Braking time: 0.0s~36.0s Braking trigger current value: 0.0%~100.0% |
||
| JOG control |
JOG frequency range: 0.00Hz~50.00 Hz JOG acceleration/deceleration time: 0.00s~6500.0s |
||
| Built-in simple PLC, multiple speeds | It realizes up to 16 speeds via the simple PLC function or combination of DI terminal states. | ||
| Built-in PID | It realizes closed loop control system easily. | ||
| Auto voltage regulation (AVR) | It can keep constant output voltage automatically when the mains voltage fluctuation. | ||
| Overvoltage/ Over current stall control | The current and voltage are limited automatically during the running process so as to avoid frequently tripping due to overvoltage / over current. | ||
| Rapid current limit function | It can auto limit running current of frequency inverter to avoid frequently tripping. | ||
| Torque limit and control |
(Excavator characteristics) It can limit the torque automatically and prevent frequently over current tripping during the running process. Torque control can be implemented in the VC mode. |
||
| Individualized functions | High performance | Control of asynchronous motor and synchronous motor are implemented through the high-performance current vector control technology. | |
| Instant power off not stop | The load feedback energy compensates the voltage reduction so that the frequency inverter can continue to run for a short time. | ||
| Rapid current limit | To avoid frequently over current faults of the frequency inverter. | ||
| Virtual I/O | Five groups of virtual DI/DO can realize simple logic control. | ||
| Timing control | Time range: 0.0~6500.0 minutes | ||
| Multi-motor switchover | Two motors can be switched by two groups of motor parameters. | ||
| Multiple communication protocols | It supports communication bus via Modbus-RTU, PROFIBUS-DP, CANlink and CANopen. | ||
| Motor overheat protection | The optional I/O extension card enables AI3 to receive the motor temperature sensor input (PT100, PT1000) so as to realize motor overheat protection. | ||
| Multiple encoder types | It supports various encoders such as differential encoder, open-collector encoder, resolver, UVW encoder, and SIN/ COS encoder. | ||
| Advanced background software | It supports the operation of frequency inverter parameters and virtual oscillograph function, by which the state of frequency inverter can be monitored. | ||
| RUN | Running command giving | key panel; Control terminals; Serial communication port; You can switch between these giving in various ways. | |
| Frequency giving |
There are 10 kinds frequency giving: digital setting, analog voltage setting, analog current setting, pulse setting and serial communication port setting. You can switch between these giving in various ways. |
||
| Auxiliary frequency giving | There are 10 kinds auxiliary frequency giving. It can implement tiny tuning of auxiliary frequency and frequency synthesis. | ||
| Input terminal |
Standard: 6 digital input (DI) terminals, one of which supports up to 100 kHz high-speed pulse input 3 analog input (AI) terminals, AI1,AI2 support 0V~10 V or 0mA~20mA input, AI3 support -10V~+10V Expanding capacity: many DI terminals |
||
| Output terminal |
Standard: 1 high-speed pulse output terminal (open-collector) that supports 0–100 kHz square wave signal output (Can be used as DO output) 2 relay output terminal 2 analog output (AO) terminals, both of them supports 0mA~20mA current output and 0V~10V voltage output. Expanding capacity: many DO terminals many relay output terminals |
||
| Display and keypad operation | LED display | It displays the parameters. | |
| Parameters copy | Optional LCD keypad can copy parameters. (Option) | ||
| Key locking and function selection | It can lock the keys partially or completely and define the function range of some keys so as to prevent misoperation. | ||
| Protection mode | Motor short-circuit detection at power-on, input/output phase loss protection, over current protection, overvoltage protection, less voltage protection, overheat protection and overload protection,etc. | ||
| Environment | Installation location | Indoor, no direct sunlight, dust, corrosive gas, combustible gas, oil smoke, vapour, drip or salt. | |
| Altitude | Lower than 1000 m | ||
| Ambient temperature | -10°C~ +40°C (de-rated if the ambient temperature is between 40°C and 50°C) | ||
| Humidity | Less than 95%RH, without condensing | ||
| Vibration | Less than 5.9 m/s2 (0.6 g) | ||
| Storage temperature |
-20°C ~ +60°C |
||
| Model |
Power Capacity (KVA) |
Input Current (A) |
Output Current (A) |
Adaptable Motor (KW) |
| Single phase 220V,50/60HZ | ||||
| EM15A-G1-d75 | 1.5 | 8.2 | 4.0 | 0.75 |
| EM15A-G1-1d5 | 3 | 14.0 | 7.0 | 1.5 |
| Three phase 380V,50/60HZ | ||||
| EM15A-G3-d75 | 3.0 | 5.0 | 2.1 | 0.75 |
| EM15A-G3-1d5 | 4.0 | 5.8 | 3.8 | 1.5 |
| EM15A-G3-2d2 | 5.9 | 10.5 | 5.1 | 2.2 |
Company Details
Business Type:
Manufacturer
Year Established:
2008
Total Annual:
8000000-12000000
Employee Number:
100~150
Ecer Certification：
Active Member
China EM Technology Limited, a professional manufacturer of motor drive and control products integrated R&D, production and sales, has been dedicated to the motor drive and control areas since its establishment. With years of development, the company now has series of mature and reliable... China EM Technology Limited, a professional manufacturer of motor drive and control products integrated R&D, production and sales, has been dedicated to the motor drive and control areas since its establishment. With years of development, the company now has series of mature and reliable...
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