KD330N (0.75kW~630kW) Variable Frequency Drive
Features
Variable Frequency Drive: Introduction
Fully new design
High performance Variable Frequency Drive
1AC 220~240V / 0.75kW~315kW
3AC 220~240V / 0.75kW~315kW
3AC 380~460V / 0.75kW~630kW
V/f, Sensorless Vector Control(SVC)
Latest generation IGBT inside
150%/120s, 160%/60s, 180%/10s
Widely applied in different applications
Smart start/sttop
Built-in EMC filter
Sufficient input & output terminals
Reliable speed tracking restart performance
Specifications
Features
Selection
Variable Frequency Drive: Specifications
Technical Index | Specification |
Input voltage | 1AC 220~240V±15% |
3AC 220~240V±15% | |
3AC 380~460V±15% | |
Input frequency | 50/60Hz±5% |
Output voltage | 0~rated input voltage |
Output frequency | 0~6000Hz |
Control mode | V/f control |
Sensorless vector control | |
Torque control | |
Operation command mode | Keypad control |
Terminal control | |
Serial communication control (Modbus) | |
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. | |
Overload capacity | 150% / 120s, 160% / 60s, 180% / 10s, 200% / 1s. |
Starting torque | 0.5Hz/180% (SVC); 1Hz/150% (V/f) |
Speed control precision | ±0.5% (SVC) |
Carrier frequency | 0.5~16.0kHz, automatically adjusted according to |
temperature and load characteristics | |
Frequency accuracy | Digital setting: 0.01Hz |
Analog setting: maximum frequency ×0.05% | |
Torque boost | Automatically torque boost; manually torque boost: |
0.1%~30.0% | |
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 | DC braking when starting and stopping |
DC braking frequency: 0.0Hz~maximum frequency | |
Braking time: 0.0s~25.0s | |
Jog operation | Jog operation frequency: 0.0Hz~maximum frequency |
Jog acceleration/deceleration time: 0.1s~3600.0s | |
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 | |
Torque control | Torque control without PG |
Wobble frequency control | Multiple triangular-wave frequency control, special for textile |
Timing/length/ | Timing/length/counting control function |
counting control | |
Over-voltage & over-current stall control | Limit current & voltage automatically during the running |
process, prevent frequent over-current & over-voltage tripping | |
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 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 | |
Communication terminals | Build-in standard RS485 communication interface, support |
MODBUS-RTU communication protocol | |
LED display | Display frequency setting, output frequency, output voltage, |
output current, etc. Two lines display | |
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 |
Variable Frequency Drive: Features
Items
|
KD330N
|
Reliable hardware
|
Only first-class componens are built-in.
|
Rubust design
|
IGBT current > 2 times of inverter output current
|
Capacitor > 50uF/A | |
PCB aging test
|
100% test, 50°C, 12 hours.
|
Finished products aging test
|
100% test, 50°C, 24 hours.
|
Loading test
|
Two times, 100% tested:
|
1. After manufacturing. | |
2. After aging test. | |
Grouped pulse testing
|
Without failure under 4500V (better EMC performance).
|
Electrostatic testing
|
1. Noncontact conditions -- without failure under 10000V.
|
2. Under contact condition -- without failure under 5000V. | |
Unqualification during production
|
<0.03%
|
Total failure ratio at industrail sites
|
<0.5%
|
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.
|
S ccure Acceleration / Deceleration mode
|
Better start stop performance.
|
Big start torque
|
0.5Hz/150% (V/f), 1Hz/150% (SVC)
|
Better stop performance
|
1. Current is limited smoothly while stoping;
|
2. Stops smoothly in very short time for heavy load applications. | |
Better input voltage flexibility
|
-15%~+15% without failure.
|
LED display
|
two lines parameters dispaly, convenient for commissioning and operating.
|
LCD display |
Under developing
|
EMC filter | C3 level EMC filter build-in standardly |
Variable Frequency Drive: Selection
Inverter Model
|
Motor
|
Rated Input Current (A)
|
Rated Output Current (A)
|
|
kW
|
HP
|
|||
3AC 380~460V±15%
|
||||
KD330N-00075T4
|
0.75
|
1
|
3.4
|
2.8
|
KD330N-00150T4
|
1.5
|
2
|
5
|
4.4
|
KD330N-00220T4
|
2.2
|
3
|
6.5
|
5.8
|
KD330N00400T4
|
4
|
5
|
11
|
10
|
KD330N-00550T4
|
5.5
|
7.5
|
14.6
|
13
|
KD330N-00750T4
|
7.5
|
10
|
20.6
|
17
|
KD330N-01100T4
|
11
|
15
|
26
|
25
|
KD330N-01500T4
|
15
|
20
|
35
|
32
|
KD330N-01850T4
|
18.5
|
25
|
38.5
|
37
|
KD330N-02200T4
|
22
|
30
|
46.5
|
45
|
KD330N-03000T4
|
30
|
40
|
62
|
60
|
KD330N-03700T4
|
37
|
50
|
76
|
75
|
KD330N-04500T4
|
45
|
60
|
92
|
90
|
KD330N-05500T4
|
55
|
75
|
113
|
110
|
KD330N-07500T4
|
75
|
100
|
157
|
152
|
KD330N-09000T4
|
90
|
125
|
180
|
176
|
KD330N-11000T4
|
110
|
150
|
214
|
210
|
KD330N-13200T4
|
132
|
175
|
260
|
253
|
KD330N-16000T4
|
160
|
210
|
310
|
304
|
KD330N-18500T4
|
185
|
250
|
365
|
350
|
KD330N-20000T4
|
200
|
260
|
385
|
380
|
KD330N-22000T4
|
220
|
300
|
430
|
426
|
KD330N-25000T4
|
250
|
330
|
485
|
465
|
KD330N-28000T4
|
280
|
370
|
531
|
520
|
KD330N-31500T4
|
315
|
420
|
620
|
585
|
KD330N-35500T4
|
350
|
470
|
665
|
650
|
KD330N-40000T4
|
400
|
530
|
785
|
725
|
KD330N-45000T4
|
450
|
600
|
880
|
820
|
KD330N-50000T4
|
500
|
660
|
960
|
900
|
KD330N-56000T4
|
560
|
750
|
1050
|
1000
|
KD330N-63000T4
|
630
|
840
|
1130
|
1100
|
3AC 220~240V±15%
|
||||
KD330N-00075T2
|
0.75
|
1
|
3.4
|
2.8
|
KD330N-00150T2
|
1.5
|
2
|
5
|
4.4
|
KD330N-00220T2
|
2.2
|
3
|
6.5
|
5.8
|
KD330N-00400T2
|
7.5
|
5
|
20.6
|
17
|
KD330N-00550T2
|
11
|
7.5
|
26
|
25
|
KD330N-00750T2
|
15
|
10
|
35
|
32
|
KD330N-01100T2
|
22
|
15
|
46.5
|
45
|
KD330N-01500T2
|
30
|
20
|
62
|
60
|
KD330N-01850T2
|
37
|
25
|
76
|
75
|
KD330N-02200T2
|
45
|
30
|
92
|
90
|
KD330N-03000T2
|
55
|
40
|
113
|
110
|
KD330N-03700T2
|
75
|
50
|
157
|
152
|
KD330N-04500T2
|
90
|
60
|
180
|
176
|
KD330N-05500T2
|
110
|
75
|
214
|
210
|
KD330N-07500T2
|
160
|
100
|
310
|
304
|
KD330N-09000T2
|
185
|
125
|
365
|
350
|
KD330N-11000T2
|
220
|
150
|
430
|
426
|
KD330N-13200T2
|
280
|
175
|
531
|
520
|
KD330N-16000T2
|
315
|
210
|
620
|
585
|
KD330N-18500T2
|
350
|
250
|
665
|
650
|
KD330N-20000T2
|
400
|
260
|
785
|
725
|
KD330N-22000T2
|
450
|
300
|
880
|
820
|
KD330N-25000T2
|
500
|
330
|
960
|
900
|
KD330N-28000T2
|
560
|
370
|
1050
|
1000
|
KD330N-31500T2
|
630
|
420
|
1130
|
1100
|
1AC 220~240V±15%
|
||||
KD330N-00075S2
|
0.75
|
1
|
3.4
|
2.8
|
KD330N-00150S2
|
1.5
|
2
|
5
|
4.4
|
KD330N-00220S2
|
2.2
|
3
|
6.5
|
5.8
|
KD330N-00400S2
|
7.5
|
5
|
20.6
|
17
|
KD330N-00550S2
|
11
|
7.5
|
26
|
25
|
KD330N-00750S2
|
15
|
10
|
35
|
32
|
KD330N-01100S2
|
22
|
15
|
46.5
|
45
|
KD330N-01500S2
|
30
|
20
|
62
|
60
|
KD330N-01850S2
|
37
|
25
|
76
|
75
|
KD330N-02200S2
|
45
|
30
|
92
|
90
|
KD330N-03000S2
|
55
|
40
|
113
|
110
|
KD330N-03700S2
|
75
|
50
|
157
|
152
|
KD330N-04500S2
|
90
|
60
|
180
|
176
|
KD330N-05500S2
|
110
|
75
|
214
|
210
|
KD330N-07500S2
|
160
|
100
|
310
|
304
|
KD330N-09000S2
|
185
|
125
|
365
|
350
|
KD330N-11000S2
|
220
|
150
|
430
|
426
|
KD330N-13200S2
|
280
|
175
|
531
|
520
|
KD330N-16000S2
|
315
|
210
|
620
|
585
|
KD330N-18500S2
|
350
|
250
|
665
|
650
|
KD330N-20000S2
|
400
|
260
|
785
|
725
|
KD330N-22000S2
|
450
|
300
|
880
|
820
|
KD330N-25000S2
|
500
|
330
|
960
|
900
|
KD330N-28000S2
|
560
|
370
|
1050
|
1000
|
KD330N-31500S2
|
630
|
420
|
1130
|
1100
|