Digital AC Drive

Standard Specifications

Model CI MR-AD4A

2

4

5

7

11

18

23

31

38

44

58

72

88

103

139

165

208

250

296

362

414

515

675

Typical Motor

Normal Duty

0.75

1.5

2.2

3

5.5

7.5

11

15

18.5

22

30

37

45

55

75

90

110

132

160

185

220

250

355

Capacity

Heavy Duty

0.4

0.75

1.5

2.2

3.7

5.5

7.5

11

15

18.5

22

30

37

45

55

75

90

110

132

160

185

220

315

Rated Output

Normal Duty

1.6

3.1

4.1

5.3

8.5

13.3

17.5

24

29

34

44

55

67

78

106

126

159

191

226

276

316

392

514

Capacity in KVA

Heavy Duty

1.4

2.6

3.7

4.2

7

11.3

13.7

18.3

24

30

34

46

57

69

85

114

137

165

198

232

282

343

461

Rated Output

Normal Duty

2.4

4.1

5.4

6.9

11.1

17.5

23

31

38

44

58

72

88

103

139

165

208

250

296

362

414

515

675

Current A

Heavy Duty

1.8

3.4

4.8

5.5

9.2

14.8

18

24

31

39

45

60

75

91

112

150

180

216

260

304

370

450

605

Enclosure Type

NE MA-1 (Can be used as IP00 by removing top & bottom covers)

IP00

Overload Tolerance

Normal Duty Rating:120% of rated output current for 60s

Heavy Duty Rating: 150% of rated output current for 60 s

Max. Output Voltage

Proportional to input voltage

Max. Output Frequency

400 Hz

Rated Voltage/Rated Frequency

Three-Phase 380 to 480 VAC, 50/60 Hz

Allowable Voltage Fluctuation

-15% to +10%

Allowable Frequency Fluctuation

+5%

Harmonic Suppression

DC Reactor

Option

Built-in

Braking Function

Braking Chopper

Built-in

Option

Control Characteristics

Control Method

V/f Control, with PG, Open Loop Vector Control, Closed Loop Vector Control with PG, Open Loop Vector Control For PM, Advanced Open Loop Vector Control for PM , Closed Loop Control for PM.

Frequency Control Range

0.01 to 400 Hz

Frequency Setting Resolution

Digital reference: 0.01 Hz

Analog reference: 0.03 Hz/60 Hz (11 bit)

Output Frequency Resolution

0.001 Hz

Frequency Setting Signal

-10 to +10 V, 0 to +10 V, 4 to 20MA, pulse train

Starting Torque

150%/3 Hz (V/f Control and V/f Control with PG), 200%/0.3 Hz (Open Loop Vector Control), 200%/0 RPM (Closed Loop Vector Control, Closed Loop Vector Control fro PM, and Advanced Open Loop Vector Control for PM), 100%/5% Speed (Open Loop Vector Control for PM

Speed control Range

1:1500 (closed loop vector control and closed loop vector control for PM)

1:200 (Open loop vector control) 1:40)V/f control with PG)

1:20 (Open loop vector control for PM) 1:100 (Advanced Open loop vector control for PM

Speed Control Accuracy

+0.2% n Open Loop Vector Control (25^oC+10^oC) +0.2% in Closed Loop vector control (25^oC+10^oC)

Speed Response

10 Hz in Open loop vector control 25^oC+10^oC), 50 Hz in Closed loop vector control (25^oC+10^oc) (Excludes temperature fluctuation when performing Rotational Auto Tuning)

Axel/Decel Time

0.00 to 6000.0 s (4 selectable combinations of independent acceleration and deceleration settings)

Braking Torque

Drives of 200/400V 30kW or less have a built-in braking transistor

(Over excitation Deceleration, High slip Braking: Approx 40%)

Continuous Regen. Torque: approx: 20% 125% with dynamic braking resistor option: 10% ED, 10s, internal braking transistor

V/f Characteristics

User-selected programs and V/f preset patterns possible

Main Control Functions

Torque Control, Droop Control, Speed/Torque Control switch, Feed Forward Control, Zero Servo Control, Momentary, Power Loss Ride-Thru, Speed Search, Over Torque detection, Torque limit, 17 step Speed (Max.), Axel/decel, time switch, S-curve accel/decel, 3-wire sequence, Auto-Tuning (rotational, stationary), On line Tunign, Dwell control.

Protection Functions

Motor Protection

Motor Overheat protection based on output current

Over Voltage Protection

200 V class: Stops when DC bus exceeds approx. 410 V, 400 V class: Stops when DC bus exceeds approx. 820 V

Under voltage Protection

200 V class: Stops when DC bus exceeds approx. 190 V, 400 V class: Stops when DC bus exceeds approx. 380 V

Momentary Power Loss Ride-Thru

Stops immediately after 15 ms or longer power loss )default). Continuous operation during power up to 2s (standard)

Stall Prevention

Stall prevention during acceleration/deceleration and constant speed operation

Ground Fault Protection

Protection by electronic circuit

Interface

Charge LED

Charge LED remains lit until DC bus has fallen below approx. 50 V

Digital Inputs

8 nos. programmable (24 VDC Sink/Source/External supply configurable)

Digital Outputs

4 nos. (1Fixed/3 programmable )2 nos. open collector-48

VDC & 2nos. Relay- 230VAC/30VDC

Analog Inputs

3 nos. programmable - 2 nos. 0 to + 10 VDC & 1 no./0/4 to 20MA

Analog Outputs

2 nos. Programmable- 10 to +10 VDC

Pulse Train I/O

0 to 32 kHz max. -1 no. input & 1 no. output

Communication

Mod bus RS422/RS485 with speed up to 115.2 kbps

Safety I/O

2 nos. hardware base block inputs & 1 no. safety electronic device monitor output (complying to UL508C, EN954-1 Ca 3, IEC/EN61508 SIL2)

Option

I/O

Analog Input (AI-A3)-3 AI, Digital Input (DI-A3)-16 DI, Analog Monitor (AO-A3)02AO, digital Output (DO-A3)- 8DO

Encoder Interface

PG-B3 for Complimentary type PG up to 50 KHz, PG-X3 for Line Driver type PG up to 300 Khz

Communication

PROFIBUS-DP (SI-P3), Device Net (SI-N3), CAN open (SI-S3), MECHATROLINK-2 (SI-T3)

Others

LCD Operator, External 24 V supply; Braking Unit

Environment

Area of use

Indoors

Ambient Temperature

-10 to +50oC

Humidity

95% RH or less (no condensation)

Storage Temperature

-20 to 60oC (short-term temperature during transportation)

Altitude

Up to 1000 meters

Shock

10 Hz to 20 Hz, 9.8 m/s2 max. 20 Hz, 5.9 m/s2 (400V:55 Kw-HD or more ) or 2.0 m/s2 max. (400V:75 Kw-HD or less)

Standard compliance

RoHS compliant UL 508oC, en61800-5-1, EN954-1 Cat3, ISO 13849-1 )Cat3, PLD), IEC/EN61508 SIL2