RDS3 Series Automatic Transfer Switch, Motorized Changeover Switch

1. Component: auto transfer device
2. Funtion: It can be switched between normal power supply and backup power supply to ensure reliability and continuity of power supply.
3. Certificates: Test report and 3C certificate

Product Details
Details determine success or failure, professional manufacturing achieves excellent quality. We regard quality as life, pursue 100% product qualification rate, and strive to provide customers with the most excellent reactive power compensation device, compact transformer substation, spiral torsion spring and services. Our company's perfect marketing system and reliable quality make the products have a high market share and are widely recognized by the same industry and users. We sincerely hope to establish and develop various forms of cooperative relations with new and old friends at home and abroad in order to seek common development and common prosperity. Along with market trends, we use professional and scientific management to improve the quality of our operations.

1. Overview

Auto transfer switchgear mainly consists of the auto transfer device which can be switched between the normal power supply and backup power supply to ensure reliability and continuity of power supply. It is widely applied in the important places which need uninterrupted power supply such as buildings, post, and telecommunication, mining enterprises and shipping

2. Technical parameters

Items

Parameters

Rated working voltage (V)

AC380

Rated  frequency

50

Rated  insulation voltage (V)

AC660

Auxiliary circuit insulation voltage (V)

AC380

 

Rated   impact withstand voltage Uimp(kV)

Main   circuit

8

Auxiliary   circuit

6

Overvoltage grade

Electric clearance

≥8mm

Creepage distance

≥10mm

Rated current of complete set equipment

400A

Main busbar rate current

400A

Rated short-time withstand current

10kA

Rated peak withstand current

17kA

Circuit number of power distribution(feeder) cabinet and control cabinet

4

Shell protection grade

IP30

Heat resistance grade

F

Rated current (Inc) and rated limited short-circuit current (Icc) of every outgoing circuit of power distribution(feeder) cabinet and control cabinet:

Circuit

Inc(A)

Icc(kA)

C1

160

10

C2

80

10

C3

80

10

C4

80

10

Rated current (Inc), rated limit short-circuit breaking capacity (Icu) and rated operation short-circuit breaking capacity(Ics) of every outgoing circuit of power distribution(feeder) cabinet and control cabinet:

Circuit

In(A)

Icu   (kA)           Ics(kA)

C1

200

Icu=35            Ics=25

C2

100

Icu=35            Ics=22

C3

100

Icu=35            Ics=22

C4

100

Icu=35            Ics=22

3. Operation conditions

1. Ambient temperature: the maximum temperature is +40℃ and the lowest temperature is -5℃. The average temperature in 24 hours should be less than +35℃.

2.The relative humidity of ambient air should be less than 50% when the highest temperature is +40℃. The higher relative humidity is allowed at a lower temperature, for example, when the temperature is +20℃, the relative humidity can be 90%. Dewing may happen accidentally due to the change of temperature.

3. Altitude should be less than 2000m.

4. Earthquake magnitude should be less than 8.

5. The place should be free from serious contamination, chemical corrosion, and strong vibration.

4. Dimensions

Height   (mm)

Width(mm)

Depth(mm)

1000-1700

500-800

300-400

5. Ordering Instruction

Orderer should offer the following technical document:

1. All types of products include main circuit plan No. and auxiliary circuit plan No.

2. Main circuit system combination sequence drawing

3. Auxiliary circuit electric scheme

4. Cabinet elements list

5. Setting parameters such as voltage, current and time

6. Other requirements not in accordance with a normal use


Our company is committed to be professional supplier in the field of RDS3 Series Automatic Transfer Switch, Motorized Changeover Switch to provide customers with diversified services. We rely on technological innovation to continuously improve our core competitiveness. Starting from the needs of users, we continue to improve product performance and quality, expand the scope of application, and strive become an international leader in the same industry. Keeping up with the forefront of world science and technology, strengthening independent innovation, and striving for perfection, we will develop superior products to meet customer needs.
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