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Names of Parts

Installation and Wiring

 

Dimensions

Keys

Related Manuals

Related Manuals

 

Terminal symbols, Screw size and Tightening Torque

NT205XG

 

Circuit breaker and Fuse Size

The device shall be connected with a Listed inverse time circuit breaker, rated 
600 V with the current ratings or UL Listed fuses as shown in the table below.

Inverter Model

3G3RX-

Circuit Breaker/

Fuse

Ratings

 (A)

0.4

0.75

A2004-V1

A2007-V1

1.5

A2015-V1

2.2

A2022-V1

3.7

A2037-V1

Fuse (Type J) or 

Inverse time 

circuit Breaker

Fuse (Type J)

5.5

A2055-V1

7.5

A2075-V1

11

A2110-V1

15

A2150-V1

22

A2220-V1

30

A2300-V1

37

A2370-V1

45

A2450-V1

55

A2550-V1

18.5

A2185-V1

30

30

30

30

30

100

100

100

125

125

125

225

225

250

300

20

20

20

20

20

40

40

40

75

75

75

100

100

150

150

225

225

300

350

200V

Class

400V

Class

0.4

0.75

A4004-V1

A4007-V1

1.5

A4015-V1

2.2

A4022-V1

3.7

A4037-V1

5.5

A4055-V1

7.5

A4075-V1

11

A4110-V1

15

A4150-V1

22

A4220-V1

30

A4300-V1

37

A4370-V1

45

A4450-V1

55

A4550-V1

75

B4750-V1

90

B4900-V1

110

B411K-V1

132

B413K-V1

18.5

A4185-V1

Input 
Voltage

Motor 

Output 

(kW)

Fuse (Type J) or 

Inverse time 

circuit Breaker

Fuse (Type J)

 

Motor Overload Protection

RX Inverters provide solid state motor overload protection, which depends 
on the proper setting of the following parameters:

‚

 b012 : electronic overload protection

‚

 b212 : electronic overload protection, 2nd motor

‚

 b312 : electronic overload protection, 3rd motor

Set the rated current [Amperes] of the motor(s) with the above parameters. 
The setting range is 0.2 rated current to 1.0 rated current.
When two or more motors are connected to the Inverter, they cannot be 
protected by the electronic overload protection. Install an external thermal 
relay on each motor.

Conformance to EU Directives

‚

 For earthing, selection of cable, and any other conditions for EMC-

compliance, please refer to the manual for installation.

‚

 This is a class A product in residential areas it may cause radio interference, in which 

case the user may be required to take adequate measures to reduce interference.

 

RX series Inverter has integrated EMC filter as shown 
below

‚

 200V class:  EN61800-3 category C3

‚

 400V class: EN61800-3 category C3

 

OMRON Corporation

 

Omron Europe B.V.

Shiokoji Horikawa, Shimogyo-ku, Kyoto, 600-8530, Japan

Wegalaan 67-69, NL-2132 JD Hoofddorp, The Netherlands

Digital Operator

Position to mount 
optional board

Control circuit 
terminal block

Main circuit 
terminal block

W1

H1

H

W

D

3G3RX-

Ƒ

-V1

A2004~A2037
A4004~A4037

A2055, A2075, A2110
A4055, A4075, A4110

A2150, A2185, A2220
A4150, A4185, A4220

A2300, A4300

A2370, A2450
A4370, A4450, A4550

A2550

B4750, B4900

B411K, B413K

W

W1

H

H1

D

150

130

255

241

140

210

189

260

246

170

250

229

390

376

190

310

265

540

510

195

390

300

550

520

250

480

380

700

670

250

390

300

700

670

270

480

380

740

710

270

[mm]

 

Standard Connection Diagram

3-phase 200V AC

3-phase 400V AC

P/+2 N/-

DC reactor

+1

Braking resistor

        (A built-in regenerative braking 

         circuit for 22kW or less models.)

RB

R/L1
S/L2
T/L3
R

T

Ro

To
P24
PSC
FW

S1

S8
SC  Common

TH

FE

FV  Frequency

FI

FC  Common

Forward reference

Frequency

reference

(500~2k

ȍ

)

Thermistor

Multi-function input

S1~S8

U/T1

W/T3

V/T2

P1

PC

Common

Multi-function

output P1~P5

P5

  RS485

RS+
RS-
RP
RS-

  For terminating resistor

AMI

AM

MP

MA

MC

MB Multi-function relay output

Digital monitor

Analog monitor (current)

Common

 Option

M

(PWM output)

FS

Analog monitor (voltage)

* Factory default settings for multi-function relay output are NC contact for 

MA and NO contact for MB.

TYPE 

3G3RX-

Ƒ

-V1

A2004~A2037
A4004~A4037

A2055, A2075
A4055, A4075

A2110, A4110

A2150, A2185
A4150~A4220

A2220

Main Circuit

R/L1,
S/L2,

T/L3,

U/T1,
V/T2,
W/T3

Ro,

To

Ground

(symbol)

Control Circuit

Relay

AM,AMI,FS,FV,FE,
FI,FC,MP,FW,S8,
S7,S6,S5,S4,S3,S2,
S1,SC,PSC,P24,PC,
P5,P4,P3,P2,P1,TH

MA,
MB,
MC

M4

M4

M4

M5

M5

M5

M6

M5

M6

M6

M6

M6

M8

M6

M8

A2300

M8

M6

M8

A4300

M6

M6

M6

A2370

M8

M8

M8

A4370

M8

M8

M8

A2450

M8

M8

M8

A4450, A4550

M8

M8

M8

A2550
B4750~B413K

M10

M8

M10

Option

N/-,
P/+2,
+1,RB

M4

M3

M3

Screw Size

Torque

Torque

Screw Size

M3

M4

M5

M6

M8

M10

0.7N·m

(max. 0.8)

1.2N·m

(max. 1.4)

2.4N·m

(max. 4.0)

4.5N·m

(max. 4.9)

8.1N·m

(max. 8.8)

*(max. 20.0)

20.0N·m

(max. 22.0)

Name

Description

Mode key

Increment key

Decrement key

RUN key

STOP/RESET
key

Enter key

Switches between each function mode.
Also cancels the set data in process of change and 
displays a parameter No.
* Hold down the Mode key for 3 seconds to jump to 

‘d001’ .

Changes a parameter No., set data, etc.

Starts the operation when Digital Operator is selected 
in RUN Command Selection.
Forward/Reverse rotation depends on the ‘F004’ 
setting.

Stops the operation when STOP/RESET key is 
enabled. Functions as the Reset key if an error occurs.

Switches the display from parameter No. to set data. 
Enters and stores the set data.

Name

Manual No.

Regenerative Braking Unit 3G3AX-RBU User’ s Manual

Encoder Feedback Board 3G3AX-PG User’ s Manual

CX-Drive Operation Manual

LCD Digital Operator 3G3AX-OP05 User’ s Manual

DriveProgramming User’ s Manual

DeviceNet Communication Unit User’ s Manual

CompoNet Communication Unit User’ s Manual

I563-E1

I564-E1

W453-E1

I579-E1

I580-E1

I581-E1

I582-E1

Parameter 

No.

Function name

Monitor or data range

d001

Output Frequency Monitor

0.0 to 400.0

d002

F001

Output Current Monitor

0.0 to 9999

Output Frequency Setting/
Monitor

Starting frequency [b082] to
maximum frequency [A004]

F002

Acceleration Time 1

0.01 to 3600.

0.01 to 3600.

F003

Deceleration Time 1

Parameter 

No.

Function name

Monitor or data range

A001

Frequency Reference 
Selection

00: Digital Operator (volume) (Enabled 
when 3G3AX-OP01 is used.) / 01: Control 
circuit terminal block / 02: Digital Operator
(F001) / 03: ModBus communication
04: Option 1/05: Option 2 / 06: Pulse train 
frequency / 07: DrivePrograming
10: Operation function resul

A002

RUN Command Selection

01: Control circuit terminal block / 02: Digital 
Operator (F001) / 03: ModBus 
communication / 04: Option 1 / 05: Option 2

A003

1st Base Frequency

30. to maximum frequency [A004]

A004

1st Maximum Frequency

30. to 400.

A019

Multi-step Speed Selection 00: Binary (16-step selection with 4 terminals)

01: Bit (8-step selection with 7 terminals)

A020

1st Multi-step Speed 
Reference 0

0.0, /Starting frequency [b082] to maximum 
frequency [A004]

A021 to 

A035

Multi-step Speed Reference 
1 to 15

0.0, /Starting frequency [b082] to maximum 
frequency [A004]

b012

1st Electronic Thermal Level 0.00 to Rated current

b037

Display Selection

00: Complete display / 01: Individual display 
of functions / 02: User s b037
03: Data comparison display / 04: Basic 
display

b084

Initialization Selection

00: Initialization disabled / 01: Fault monitor 
clear / 02: Initializes data / 03: Fault monitor 
clear + Data initialization / 04: Fault monitor 
clear + Data initiali DriveProgramming 
clear

b180

Perform Initialization / 
Mode Selection

00: Initialization disabled
01: Perform initialization/mode selection

C001 to

C008

Multi-function Input S1 to 
S8 Selection

01: RV (reverse) / 02 to 05: CF1 to 4
(multi-step speed setting binary 1 to 4), etc.

C021 to

C025

Multi-function Output 
Terminal P1 to P5 Selection

00: RUN (signal during RUN) / 01: FA1
(constant speed arrival signal) / 02: FA2
(over set frequency arrival signal) / 03: OL
(overload warning) / 04: OD (excessive PID 
deviation) / 05: AL (alarm output), etc.

C026

Multi-function Relay Output 
(MA, MB) Function Selection

H003

1st Motor Capacity

0.20 to 160.0

H004

1st Motor Pole Number

2/4/6/8/10

F004

Operator Rotation 
Direction Selection

00: (Forward)/ 01: (Reverse)

0194437-6C

For KC Marking Only

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SUITABILITY FOR USE

Omron Companies shall not be responsible for conformity 
with any standards, codes or regulations which apply to 
the combination of the product in the buyer’s application 
or use of the product. 

At buyer’s request, Omron will provide applicable third party certification 
documents identifying ratings and limitations of use which apply to the product. 
This information by itself is not sufficient for a complete determination of the 
suitability of the product in combination with the end product, machine, system, 
or other application or use. Buyer shall be solely responsible for determining 
appropriateness of the particular product with respect to Buyer’s application, 
product or system. Buyer shall take application responsibility in all cases.

NEVER USE THE PRODUCT FOR AN APPLICATION INVOLVING SERIOUS 
RISK TO LIFE OR PROPERTY OR IN LARGE QUANTITIES WITHOUT 
ENSURING THAT THE SYSTEM AS A WHOLE HAS BEEN DESIGNED TO 
ADDRESS THE RISKS, AND THAT THE OMRON PRODUCT(S) IS PROPERLY 
RATED AND INSTALLED FOR THE INTENDED USE WITHIN THE OVERALL 
EQUIPMENT OR SYSTEM.

Regional Headquarters 
OMRON EUROPE B.V.

Wegalaan 67-69, NL-2132 JD 
Hoofddorp
The Netherlands
Tel: (31)2356-81-300
Fax: (31)2356-81-388

OMRON ASIA PACIFIC PTE. LTD.

No. 438A Alexandra Road # 05-05/08
(Lobby 2), Alexandra Technopark, 
Singapore 119967
Tel: (65) 6835-3011
Fax: (65) 6835-2711

OMRON ELECTRONICS LLC

One Commerce Drive Schaumburg,
IL 60173-5302 U.S.A.
Tel: (1) 847-843-7900
Fax: (1) 847-843-7787

OMRON (CHINA) CO., LTD.

Room 2211, Bank of China Tower,
200 Yin Cheng Zhong Road,
Pu Dong New Area, Shanghai, 
200120, China
Tel: (86) 21-5037-2222
Fax: (86) 21-5037-2200

OMRON Corporation

Industrial Automation Company

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Tokyo, JAPAN

Note: 

Specifications subject to change without notice.

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