Modulating Electric Actuator for Rotary Valves

Modulating Electric Actuator for Rotary Valves

Applicability:They provide a reliable position control of butterfly, ball valves, as well as. similar ones.
Torque: 50 ~800 Nm
We give our customers confidence gained through years experience. We always take customer satisfaction as our tenet and produce our Electric Valve Actuator, Quarter Turn Valve Actuators, Electric Quarter Turn Actuator with the best quality and the most advanced technology. We have established a sound production management system based on international standards combined with science and innovation. Through continuous efforts and high-quality product supply, most of the products are sold all over the world. We believe that product quality is the most important key to success, and integrity is the cornerstone of our company. We are keeping improving the quality of our products ,developing more and better products to satisfy all the customers. We are committed to becoming an enterprise respected by our peers as well as the society, and will be obliged to play the role of a benchmark and a leading model.

Output Data

Model

Output torque

Output speed

380V/3Ph/50HZ
S2-10min

Output speed

Max-dia. of stem

Handwheel turns

Weight

Motor power

Rated current

Motor power

Rated current


Nm

R/min

Sec/90°

W

A

W

A

mm


Kg

LQA1

50

0.6

25

30

0.4

30

1

20

73

17

50

1

15

30

1

50

2

7.5

60

1.8

100

0.6

25

30

1

100

1

15

60

1.8

100

2

7.5

60

0.8

90

2.1

200

0.6

25

60

1.8

200

1

15

90

2.1

LQA1

400

1

15

90

0.95

180

3.2

35

64

35

400

2

7.5

180

1.7

--

--

800

0.5

30

90

0.95

180

3.2

800

1

15

180

1.7

--

--


Note1: The output torque is the setting torque at the factory. Stall torque will be 1.1 to1.5 times this value instantaneously.

Note2: Output speed is the running speed of the drive sleeve .The value is the data of 380VAC/ 3 phase/ 50Hz. If special speed is required, please contact us.


Specification description


Standard

Options

Performing standard

GB/T24923 Technical specifications of basic version
electric valve actuators


Degree of protection

IP54(GB4028)


Ambient temperature

-20~+60°C


Power supply

380VAC/3 Phase/50Hz

220VAC/1 Phase/50Hz

Motor

Class F insulated, duty type S2


Travel range

90°±10°


Limit switch

Two switches in open/close direction respectively, 250VAC 16A


Torque switch

One switch in open/close direction respectively, 25OVAC 16A

Two switches in open/close direction respectively, 250VAC 16A

Manual operation

Automatic hand/auto shift


Position Indication

A mechanical position indicator keep in step with the drive sleeve


Position Transmitter

A potentiometer of 560 ohm

VPT2 : Two-wire system position transmitter
feedback 4~ 20mA analog signal.

VPT4 : Four-wire system position transmitter
feedback 4~ 20mA analog signal.

Mechanical Stops

One adjustable mechanical stop bolt in open/close
direction respectively


Lubrication

00# lubricating grease



Model and specification

1

Note: If the options are required , please tell us when order



Overall& mounting dimension



Mounting dimension

Model

Output torque Nm

ΦA

ΦB

C

ΦD(H9)

E

F

H

h1

LQA1

50

77

57

M6

12.7

3

14.1

38

1

100

92

70

M10

15.9

5

18.2

38

1

200

92

70

M10

19

5

21.3

38

1

LQA2

400

115

89

M12

22.2

5

24.5

52

1

800

140

108

M12

31.7

8

35.0

52

1



Overall Dimension

Model

I

J

K

L

M

N

ΦP

Q

R

S

T

G

LQA1

191

160

59

67

67

67.5

120

65

70

154

255

G3/4"

LQA2

240

198

80

95

95

100

320

85

96

171

302

G1"



Wiring Diagram

The basic wiring diagram refers to the right drawing. If other wiring is required, please contact us.


Introduction

1. The internal wiring is showed on the right side of the dashed line or inside the dashed line.

2. Limit switches in the diagram show that the valve is in the intermediate position.Torque switches show that the valve is not over torque.

image007



KXK

Open limit switch

GXK

Close limit switch

KZK

Open torque switch

GZK

Close torque switch

U

Potentiometer

THR

Space heater



image008(001)

We insist on providing customers with high quality, high performance and high stability Modulating Electric Actuator for Rotary Valves. We are willing to advance with the times, and strive to achieve a win-win situation for both of us. We will always take the harmonious culture as the guide, adhere to the core values of working together, innovation and win-win, and continue to move forward.
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