| Customization: | Available |
|---|---|
| Task: | Adjust |
| Structure: | Open-Loop |
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The new member of the Unimat inverter family, the RV21 smart inverter series, has a compact design, is exquisite and practical, has up to four control modes, and has an overload capacity of up to 200%. It can be widely used in the speed control of various asynchronous motors. The product relies on a 32-bit MCU and adopts the internationally leading vector control algorithm to achieve high-performance and high-precision motor drive control. While improving the reliability and environmental adaptability of the product. it strengthens the customer's ease of use and industry-specific design, with more optimized functions, more flexible applications, and more stable performance.
Four control modes: constant torque V/f, quadratic load V/f, vector control without PG sensor, energy saving model
Compact design, exquisite and practical
Overload capacity: 150% rated output current for 60s. 200% rated output current for 2s
Built-in Modbus communication interface
The panel can be externally connected, easy to use
PCB coating to resist harsh application environments
The side of the plastic shell product has a removable protective plate. which supports side-by-side installation
High-performance vector control using flux and speed estimation technology
Wide voltage range design ensures product adaptability to grid fluctuations
Advanced independent air duct design, adaptable to various complex and harsh on-site environments
| Basic application functions | |
| Low frequency torque boost | The voltage boost and torque boost can increase the low-frequency torque of V/F control and speed sensorless vector control by about 0.1%~30.0% respectively. |
| V/F Curve | Linear type, multi-point type |
| Acceleration and deceleration curve |
Linear or S-shaped acceleration and deceleration; three sets of acceleration and deceleration time; acceleration and deceleration time range: 0-3200s |
| Automatic Voltage Regulation (AVR) | When the grid voltage changes, it can automatically keep the output voltage constant |
| Built-in PID | Closed-loop control system that can easily realize process control |
| DC braking | DC braking range: 0.0Hz-maximum frequency; braking time: 0.0s-20.0s Braking action current value: 0%-100% |
| Jog control | The motor can be started and stopped immediately; the inching frequency setting range is: 0.0-20.0Hz Inching stop mode: deceleration/free/DC braking |
| Frequency Hopping | You can set 3 frequency hopping points and the corresponding frequency hopping range to prevent the inverter from running within the frequency band. |
| Multi-speed | Up to 15 operating frequencies can be set via 4 logic input ports |
| Input Sum | The algebraic operation result of 2 analog inputs is used as the frequency setting, making the frequency setting more flexible |
| 2 sets of motor parameter switching | Two sets of motor parameters can be set and switched freely to match the currently driven motor |
| Inverter protection | Input/output phase loss protection, underload detection, over-torque protection, undervoltage protection, overvoltage protection, overcurrent protection, overheating protection, phase short circuit protection |
| Motor protection | Motor thermal protection, motor current limiting, motor overload, motor short circuit |
| Electrical characteristics | |
| Input voltage | Three-phase AC, 380-480V, 50/60Hz or single-phase AC, 200-240V, 50/60Hz |
| Output voltage | 0-100% input voltage, 0.5Hz - 400Hz |
| Control Mode | Constant torque V/F, quadratic load V/F, sensorless vector control, energy-saving mode |
| On-off level | 1.5kHz - 12kHz The automatic switching frequency adjustment function can be set: when the temperature rises, the switching frequency is automatically reduced After the temperature returns to normal, the switching frequency returns to the initial value |
| Overcurrent capability | 150% rated output current for 60s, 200% rated output current for 2s |
| Control signal | ||
| Frequency setting signal | Integrated operating panel | Membrane switch (button), speed knob (potentiometer) |
| External Signal | UP/DOWN setting, analog input, multi-speed, external panel, serial communication | |
| Start-stop control signal |
Integrated operating panel | RUN, STOP buttons |
| External Signal | Logic input terminal, external panel, serial communication | |
| Protective function | |
| Inverter protection | Input phase loss protection, output phase loss protection, underload detection, over-torque protection, undervoltage protection, overvoltage protection, overcurrent protection, overheating protection, phase short circuit protection |
| Motor protection | Motor thermal protection, motor current limiting, motor overload, motor short circuit |
| Control circuit characteristics | ||
| Internal power supply available |
10V 24V |
10VDC ±5%, maximum current 10mA, for reference potentiometer 24VDC ±5%, maximum current 100mA, for logic input port |
| Analog Input | AI1 | Voltage analog input: 0-5VDC, or 0-10VDC, impedance 30k Current analog input: 0/4-20mADC, impedance 250Ω Resolution: 10-bit A/D conversion Factory default setting: 0-5VDC voltage input |
| AI2 | Voltage analog input: 0-10VDC, or PTC probe input Resolution: 10-bit A/D conversion |
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| Logic Input | LI1-LI8 | 0-24VDC power supply Positive logic (source), negative logic (sink) are optional, the factory default is negative logic 69 functions are available, including forward, reverse, running, fault reset, multi-speed, etc. 220V 0.4kw-2.2kw and 380V 0.4kw-0.75kw products only have 6 circuits: LI1-LI6 |
| AI1,AI2 Enforce valid input |
In inverters below 11kW (inclusive), AI1 and AI2 can be set as logic inputs. f309 and f310 are mandatory valid inputs, and their configuration functions are always valid during power-on. |
|
| Analog Output | AO1,AO2 | Voltage analog output: 0-10VDC, minimum load impedance is 470Ω Current analog output: 0/4-20mA, maximum load impedance is 700Ω Resolution: 8 bits Output frequency, output current, speed setting, serial output data Multiple functions available 220V 0.4kw-2.2kw and 380V 0.4kw-0.75kw products only have 1 analog output, namely AO1 |
| Logic Output | LO,CLO | Open collector, maximum current 100mA, maximum voltage 30VDC Logic output or pulse output is optional, the factory default setting is logic output Output frequency, output current, speed setting and other output functions are optional |
| Relay output | T1A,T1B,T1C T2A,T2B,T2C |
T1A is normally open, T1B is normally closed, T1C is a common point T2A is normally open, T2B is normally closed, T2C is a common point Contact rating: 5A @ 250VAC, 5A @ 30VDC Fault, alarm, set frequency arrival and other functions are optional T1A defaults to failure, T2A defaults to operation 220V 0.4kw-2.2kw and 380V 0.4kw-0.75kw products only have 1 relay output, namely T1A-T1B-T1C |
| Serial Communication | MODBUS-RTU, 2-wire RS-485, terminal interface | |
| Environmental characteristics | |||
| Protection level | IP20 | environment humidity | 95% no condensation or water accumulation |
| Working temperature/storage temperature | "- 10~40ºC /- 20~60ºC | Altitude | Below 1000m |
| cooling method | Forced air cooling | Installation location | Indoor |
| Inverter Model (single-phase S2) |
Adaptivemotor (kW) |
Rated input current (A) |
Rated output current (A) |
Overall dimensions(mm) | nstallation Dimensions(mm) | ||||
| H | W | D | H1 | W1 | Aperture | ||||
| RV21-S2-0R4 | 0.4 | 6.3 | 2.5 | 170 | 81 | 142 | 161 | 64.5 | φ5 |
| RV21-S2-0R7 | 0.75 | 11.5 | 5 | ||||||
| RV21-S2-1R5 | 1.5 | 15.7 | 7 | ||||||
| RV21-S2-2R2 | 2.2 | 27 | 10 | ||||||
| Inverter Mode (Three-phase T3) |
Adaptive motor (kW) |
Rated input current (A) |
Rated output current (A) |
Overall dimensions (mm) | nstallation Dimensions(mm) | ||||
| H | W | D | H1 | W1 | Aperture | ||||
| RV21-T3-0R4G/0R7P | 0.4 | 2.1 | 1.5 | 170 | 81 | 142 | 161 | 64.5 | φ5 |
| RV21-T3-0R7G/1R5P | 0.75 | 3.6 | 2.6 | ||||||
| RV21-T3-1R5G/2R2P | 1.5 | 6.4 | 4.1 | ||||||
| RV21-T3-2R2G/3P | 2.2 | 8.7 | 5.5 | 145 | 107 | 160.4 | 135 | 95 | φ5 |
| RV21-T3-3G/4P | 3 | 10.9 | 6.9 | ||||||
| RV21-T3-4G/5R5P | 4 | 14 | 9.5 | 200 | 138 | 144.6 | 188 | 124 | φ5 |
| RV21-T3-5R5G/7R5P | 5.5 | 20.7 | 12.6 | ||||||
| RV21-T3-7R5G/11P | 7.5 | 26.5 | 18.5 | 232 | 153 | 169.8 | 220 | 139 | φ5 |
| RV21-T3-11G/15P | 11 | 36.6 | 25 | ||||||
| Note:If the product is used for permanent magnet synchronous motor,pleaseadd code "E"to the order model. | |||||||||
Q: Are you a trading company or manufacturer?
A: We are a manufacturer of PLC, HMI, and Ubox
Shenzhen headquarters, Wuhan Raynen R&D center, Dongguan production factory
Q: Is customized supported?
A: The PLC supports customized and accepts OEM and the delivery time is about 20 days
Q: Which kinds of the series PLC can be compatible with Siemens
A: Our UN200 /300 /1200 PLC and smart series can compatibility S7-200/ S7-300 / S7-1200 with high quality and nice price
Q: How about the warranty?
A: Unimat provides 36 month's warranty for all the goods, and product lifetime technical support
Q: Do you have any engineers for technical support when buying?
A: Of course. Our support team will help you select products, customize automation solutions, and provide equipment using training and other support you need.
Q: We have not cooperated before, how can we believe you?
A: We sincerely invite you or your domestic agent to visit our company and factory. We have been trustworthy for 20 years.
Q: How about the terms of payment?
A: Generally through T/T, Paypal and Western Union also accept.
Q: What about the shipment?
A: We can arrange shipment by DHL, FedEx, UPS, TNT, and EMS with competitive prices and good service, of course, you can also use your freight forwarders.
Q: What about the delivery time?
A: Normally in 1 Week.
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