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

KD330N (0.75kW~630kW) Variable Frequency Drive
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