Product Description
Long-Life Design Variable Speed Drive Variator Frequency Drive Mini Inverter 1.5kw VFD for Pump
Product Description
Three-phase AC 340V-460V 0.75kW-710kW
660V-690V 18.5kW-800kW
The EM760 series inverter is a high-performance vector control inverter launched by SINEE, which integrates the synchronous motor drive and asynchronous motor drive. It supports three-phase AC asynchronous motors and permanent magnet synchronous motors; drive control technologies, such as the improved vector VF control technology (VVF), speed sensorless vector control technology (SVC) and speed sensor vector control technology (FVC); speed output and torque output; Wi-Fi access and background software debugging; expansions such as I/O expansion cards, communication bus expansion cards and PG cards.
Features of the EM760 series Frequency Converter:
1.Standard built-in C3 filter to meet the high requirements of electromagnetic compatibility
2.Built-in DC reactor to reduce input current distortion and increase the power factor
3.Standard LCD panel, easy to operate
4.Integration of the permanent magnet synchronous motor / asynchronous motor / permanent magnet
synchronous reluctance motor / high-speed motor drive
5.Mainstream bus expansion cards: PROFINET, CANopen, EtherCAT
6.PG cards: OC, differential, UVW, resolver PG card, sine and cosine PG card
Product Parameters
| Item | Specification | |
| Power supply | Rated voltage of power supply | Three-phase 340V-10% to 460V+10% 50-60Hz ± 5%; voltage unbalance rate: <3% |
| Output | Maximum output voltage | The maximum output voltage is the same as the input power voltage. |
| Rated output current | Continuous output of 100% rated current | |
| Maximum overload current | G model: 150% rated current for 60s P model: 120% rated current for 60s (2kHz carrier; please derate for carriers above this level) | |
| Basic control | Driving mode | V/F control (VVF); Speed sensorless vector control (SVC) Speed sensor vector control (FVC) |
| Input mode | Frequency (speed) input, torque input | |
| Start and stop control mode | Keyboard, control terminal (two-line control and three-line control),communication | |
| Frequency control range | 0.00~600.00Hz/0.0~3000.0Hz | |
| Input frequency resolution | Digital input: 0.01Hz Analog input: 0.1% of maximum frequency | |
| Speed control range | 1:50 (VVF), 1:200 (SVC), 1:1000 (FVC) | |
| Speed control accuracy | ±0.5% (VVF), ±0.2% (SVC), ±0.02% (FVC) | |
| Acceleration and deceleration time | 0.01s~600.00s/0.1s~6000.0s/1s~60000s | |
| Voltage/frequency characteristics | Rated output voltage 20%~100% adjustable, reference frequency 1Hz~600Hz/3000Hz adjustable | |
| Torque boost | Fixed torque boost curve, any V/F curve optional | |
| Starting torque | 150%/3Hz (VVF), 150%/0.25Hz (SVC), 180%/0Hz (FVC) | |
| Torque control accuracy | ±5% rated torque (SVC), ±3% rated torque (FVC) | |
| Self-adjustment of output voltage | When the input voltage changes, the output voltage will basically remain unchanged. | |
| Automatic current limit | Output current is automatically limited to avoid frequent overcurrent trips. | |
| DC braking | Braking frequency: 0.01 to maximum frequency Braking time: 0~30S Braking current: 0%~150% rated current | |
| Signal input source | Communication, multi-speed, analog, high-speed pulse, etc. | |
| Input and output | Reference power supply | 10.5V±0.5V/20mA |
| Terminal control power | 24V/200mA | |
| Digital input terminal | 7 (standard configuration X1~X7) + 3 (extension card X8~X10)-channel digital multi-function inputs: X7 can be used as a high-speed pulse input terminal (F02.06 = 35/38/40); X1~X6 and X8~X10, totally 9 terminals that can only serve as ordinary digital input terminals | |
| Analog input terminal | 3 (standard configuration AI1 ~ AI3) + 1 (extension card AI4)-channel analog input: 1-channel AI1: support 0 ~ 10V or -10~ 10V, optional for selection by using function code F02.62; 2-channel AI2/AI3: support 0 ~ 10V or 0~ 20mA or 4~ 20mA, optional for selection by using function code F02.63 and F02.64 is optional; 1-channel AI4: support 0 ~ 10V or -10~ 10V, optional for selection by using function code F02.65 | |
| Digital output terminal | 2 (standard Y1/Y2) open-collector multi-function outputs + 2 (R1: EA/EB/EC and R2: RA/RB/RC) relay multi-function outputs + 2 (extension card) (R3: RA3/RC3 and R4: RA4/RC4) relay multi-function outputs Maximum output current of the collector: 50 mA; Relay contact capacity 250VAC/3A or 30VDC/1A, with EA-EC and RA-RC normally open, EB-EC and RB-RC normally closed; RA3-RC3, RA4-RC4 normally open | |
| Analog output terminal | 2-channel (M1/M2) multi-function analog output terminals to output 0~10V or 0~20mA or 4~20mA, optional for selection by using function codes F03.34 and F03.35 | |
| Operation panel | LCD display | The LCD digital tube displays relevant information about the inverter. |
| Parameter copying | Parameter settings of the inverter can be uploaded and downloaded for fast parameter copying. | |
| Protection | Protective Function | Short circuit, overcurrent, overvoltage, undervoltage, phase loss, overload, overheat, overspeed, load loss, external fault, etc. |
| Use conditions | Location | Indoor, at an altitude of less than 1 km, free of dust, corrosive gases and direct sunlight |
| Applicable environment | -10ºC to +50ºC, derating by 5% per 1ºC increase above 40ºC, 20% to 90%RH (non-condensing) | |
| Vibration | Less than 0.5g | |
| Storage environment | -40ºC~+70ºC | |
| Installation method | Wall-mounted, floor-standing electrical control cabinet, through-wall | |
| Protection level | Protection level | Standard IP21/IP20 (remove the plastic cover at the top of the plastic case) |
| Cooling method | Cooling method | Forced air cooling |
Installation Instructions
Company Profile
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| Application: | General Transducer |
|---|---|
| Output Type: | Triple |
| Principle of Work: | Vector Control Transducer |
| Switch Mode: | PWM Control |
| Main Circuit Type: | Voltage |
| Voltage of Power Supply: | Medium Voltage Variable-Frequency Drive |
| Customization: |
Available
| Customized Request |
|---|
Worm gear reducer
Cheaper than planetary gearboxes In many cases, worm gear reducers are a popular alternative to planetary gearboxes. A worm gear reducer is a mechanical device with vertical input and output shafts. This allows for very high reduction ratios. They are typically used in high-reduction situations such as machine tools.
Worm gears are cheaper than traditional gearboxes. They also have many benefits, including noise reduction. The output shaft of the worm gear reducer is almost 90 degrees from the motor input shaft, making it ideal for high-torque applications.
The worm gear reducer adopts an aluminum body, which is light in weight and high in operation efficiency. Additionally, they are available with hollow shafts and mounting flanges. In terms of initial cost, worm gear reducers are cheaper than planetary gearboxes. In addition, they have better efficiency and longer service life.
Worm drives are also ideal for portable battery-powered lifting equipment. The high gear ratio of the worm gear ensures that it does not reverse drive. The worm gear has a spring-applied brake that holds the motor in place.
Planetary gearboxes are popular among industrial users. The efficiency of planetary gearboxes is important for practical applications.
The compact worm gear unit consists of a housing with an inner cavity. It has two side walls, one on either side of the front cover (13) and one on both sides of the rear cover (14). The front end cap is screwed onto the housing and the inner cavity is accessed through the rear end cap.
The compact worm gear unit can be configured to suit your application. They have many advantages, including saving space and increasing torque. The range includes single-envelope and double-envelope versions, available in a number of different power ratings. Additionally, they are IP65-rated, making them ideal for applications involving high radial or axial forces.
The compact worm reducer is a simple but effective worm drive. Its worm gear 16 meshes with the output shaft and rotates relatively stably. It also has a front-end cap and rear bearing. This enables the compact worm reducer to reduce vibration without damaging the output shaft.
Compact worm gear reducers are ideal for many applications and offer high efficiency. The compact design means you can mount them on the motor’s flange or base. Its durable construction makes it ideal for a variety of industries. They are extremely durable and can handle high-pressure and washdown conditions. They also come standard with a synthetic shaft.
high efficiency
High-efficiency worm gear reducers are ideal for applications that require precision, repeatability, and efficient performance. These reducers are designed with state-of-the-art servo motor technology to provide tight integration and an angular backlash of less than two arc minutes. The reduction ratio can be lower if the application requires it.
Rising energy costs have led to an increased focus on the efficiency of drives. In response to this, manufacturers have increased the efficiency of worm gear reducers through a number of technical improvements. By minimizing losses from rolling and sliding friction, worm gear reducers are more efficient than their counterparts.
The high-efficiency worm reducer is simple in design and has the characteristics of a compact structure, high-speed ratio, low power consumption, and self-locking. Other advantages of these reducers include low noise and long service life. Many also have built-in control systems that allow manual and remote adjustments. They also feature automatic shutdown protection and thermal protection.
High-efficiency worm reducers can be used for mechanical acceleration. The input hypoid gear is usually made of steel, while the output hypoid gear is usually made of bronze. Bronze is a soft metal that is good at absorbing shock loads. However, bronze requires work hardening to achieve optimum hardness. For large worm gears, this process can take 300 to 550 hours.
low clearance
A low-clearance worm reducer is a device used to adjust the speed of a rotating shaft. It uses a worm gear consisting of two members. One worm is at one end of the shaft and the other is at the other end. Both worms are screwed into the synchronous drive structure.
Low clearance worm gear reducers can be produced on conventional worm gear production lines without overlapping investments. These units are usually made of soft rubber. Also, they are relatively quiet in operation. These machines are designed so that they are suitable for use in elevators. The softer material in the worm gear also helps absorb shock loads.
The tooth profile of the worm gear is designed to change with the axial movement of the worm. Worms have thinner right teeth and thicker left teeth. As the worm moves to the right, its teeth mesh with the worm gear, reducing backlash.
There are many different types of worm gears. The design of gears depends on many factors, including backlash, thermal design, friction factors and lubrication. Worm gears are made of several different materials. Some different types of materials used in worm gears require special lubrication.
quieter
The quieter worm reducer is designed to reduce the noise level of the rotating gear motor. The device has more gear teeth in meshing contact with the gears, which helps it run more quietly. In addition to being quieter than other transmissions, it’s also less expensive than its counterparts.
Worm gearboxes can be used for different applications, but they are not as efficient as helical gearboxes. Worm reducers are cheaper but less than 90% efficient. Higher gear ratios reduce efficiency, so worm gear reducers are better suited for applications that require low-speed torque. The cost of buying a worm gearbox will depend on the horsepower and gear ratios required.
Worm reducers are also more comfortable to use than planetary gearboxes. They don’t vibrate and heat up quickly, making them an excellent choice for low to medium horsepower applications. Worm gear reducers can be upgraded to improve their performance by combining with other gear trains or gearboxes.
easy to replace
An easily replaceable worm gear reducer can save you a lot of money. A worm gear reducer is part of a chain drive and allows you to change gear ratios quickly and easily. Worm gear reducers can be easily replaced in a number of ways. It’s a good idea to read the manufacturer’s manual before replacing a worm gear reducer. Make sure you have the instructions available so you can refer to them in the future.
Worm gear reducers offer many advantages, including long service life and low noise. They are also designed with a 90-degree output shaft for easy installation. Another advantage of these gear reducers is that they can be used with both solid and hollow output shafts. This means less maintenance and downtime.
Worm gear reducers are widely used. Most gear manufacturers have large inventories. Worm gears also have uniform mounting dimensions. Dimensional consistency means you don’t have to worry about matching the shaft length and diameter to the worm gear. You can easily find a replacement worm gear reducer for your equipment.
When replacing the worm gear reducer, check the lubricating oil recommended by the machine. If not included, use original gear oil. Be sure to follow the manufacturer’s instructions carefully.
editor by CX 2024-04-03