Centrifuge 40 HP Variable Frequency Drive Inverter Automatic Torque Boost Compensation
Brand Name:Kinda
Model Number:KD330
Minimum Order Quantity:Negotiable
Delivery Time:3~8 Day
Payment Terms:TT
Place of Origin:China
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Location:
Shenzhen Guangdong China
Address:
S&T Building, Baiwang Xin Industrial Park, Xili,Nanshan District, Shenzhen, China,518055
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within 29 hours
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Product Details
Centrifuge Variable Frequency Drive Inverter 3AC 40HP ( 30KW ) 380V~460V
The KD330 series inverter is a universal high-performance drive
vector control function inverter.
The inverter-controlled speed control system is based on advanced
technical control theory and intelligent control means to achieve
extremely high responsiveness and stability.
Small size, high precision, easy operation, high reliability,
multi-layer protection of equipment, better than any previous speed
regulation mode. The utility model has the advantages of simple
structure, wide speed regulation range, high speed regulation
precision, convenient installation and debugging, perfect
protection function, stable and reliable operation, and remarkable
energy saving effect.
| Item | Technical Index | Specification |
| Input | Input voltage | 1AC 220~240V±15% |
| 3AC 220~240V±15% | ||
| 3AC 380~460V±15% | ||
| Input frequency | 50/60Hz±5% | |
| Output | Output voltage | 0~rated input voltage |
| Output frequency | 0~6000Hz | |
| Control Features | Control mode | V/f control |
| Sensorless vector control | ||
| Torque control | ||
| Overload capacity | 150% / 120s, 160% / 60s, 180% / 10s, 200% / 1s. | |
| Frequency accuracy | Digital setting: 0.01Hz | |
| Analog setting: maximum frequency ×0.05% | ||
| Starting torque | 0.5Hz/180% (SVC); 1Hz/150% (V/f) | |
| Speed control precision | ±0.5% (SVC) | |
| Carrier frequency | temperature and load characteristics 0.5~16.0kHz, automatically adjusted according to | |
| Frequency setting mode | Digital setting, analog setting, pulse frequency setting, serial communication setting, multi-step speed setting & simple PLC, PID setting, etc. These frequency settings can be combinated & switched in various modes. | |
| Torque boost | Automatically torque boost; manually torque boost: 0.1%~30.0 | |
| Operation command mode | Keypad control | |
| Terminal control | ||
| Serial communication control (Modbus) | ||
| Acceleration/deceleration mode | Straight line/S curve; four kinds of acceleration/deceleration time, range: 0.0s~65000s | |
| V/f curve | Three types: linear, multiple point and square type (1.2 power, 1.4 power, 1.6 power, 1.8 power, square) | |
| Acceleration/deceleration mode | Straight line/S curve; four kinds of acceleration/deceleration | |
| time, range: 0.0s~65000s | ||
| Braking unit | build-in standard. | |
| DC braking | Braking time: 0.0s~25.0s | |
| DC braking when starting and stopping | ||
| DC braking frequency: 0.0Hz~maximum frequency | ||
| Simple PLC & multi-step speed operation | It can realize a maximum of 16 multi-step speeds running via the built-in PLC or control terminal. | |
| Built-in PID | Built-in PID control to easily realize the close loop control of the process parameters (such as pressure, temperature, flow, etc.) | |
| Automatic voltage regulation | Keep output voltage constant automatically when input voltage fluctuating | |
| Control Function | Timing/length/counting control | Timing/length/counting control function |
| Over-voltage & over-current stall control | Limit current & voltage automatically during the running process, prevent frequent over-current & over-voltage tripping | |
| Torque control | Torque control without PG | |
| Wobble frequency control | Multiple triangular-wave frequency control, special for textile | |
| Fault protection function | Comprehensive protections include over-current, over-voltage, under-voltage, overheating, default phase, overload, shortcut, etc., can record the detailed running data while failures happen. | |
| Input/output terminals | Communication terminals | Build-in standard RS485 communication interface, support MODBUS-RTU communication protocol |
| Input terminals | Programmable digital input: 7 multifunctional inputs, one can be work as high speed pulse input.3 programmable analog input:AI1, AI2, AI3: 0~10V / 4~20mA | |
| Output terminals | 2 relay outputs, | |
| 2 open collector outputs, | ||
| 2 anaalog outputs, 0~10V / 4~20mA | ||
| Human machine interface | LED display | Display frequency setting, output frequency, output voltage,output current, etc. Two lines display |
| Environment | Ambient temperature | -10~50°C, without direct sunshine. |
| Humidity | 90%RH or less (non-condensing) | |
| Altitude | ≤1000M: output rated power, >1000M: output derated | |
| Storage temperature | -20~60°C | |
| No | Items | KD330 |
| 1 | Reliable hardware | Only first-class componens are built-in. |
| 2 | Rubust design | IGBT current > 2 times of inverter output current |
| Capacitor > 50uF/A | ||
| 3 | Electrostatic testing | 1. Under contact condition -- without failure under 5000V. |
| 2. Noncontact conditions -- without failure under 10000V. | ||
| 4 | High overload capacity | 150% / 120s, 160% / 60s, 180% / 10s, 200% /1s |
| Smart start / stop mode | Acceleration / Deceleration time can be set as 0.0s, the inverter starts and stops the motor as fast as possible without failure. | |
| 5 | PCB aging test | 100% test, 50°C, 12 hours. |
| Finished products aging test | 100% test, 50°C, 24 hours. | |
| 6 | Loading test | 1. After manufacturing. |
| 2. After aging test. | ||
| Two times, 100% tested: | ||
| 7 | LED display | >7,5kW, two lines parameters dispaly, convenient for commissioning and operating. |
| 8 | Grouped pulse testing | Without failure under 4500V (better EMC performance). |
| 9 | Big start torque | 0.5Hz/150% (V/f), 1Hz/150% (SVC) |
| 10 | EMC filter | C3 level EMC filter build-in standardly |
| Model | Motor | Rated Input Current (A) | Rated Output Current (A) | |
| KW | HP | |||
| 3AC 380~460V±15% | ||||
| KD330-03000T4 | 30 | 40 | 62 | 60 |
Centrifuge 40 HP Variable Frequency Drive Inverter Automatic Torque Boost Compensation
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