Low-Voltage Indoor Current Transformer for Billing, ROS Series

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Low-Voltage Indoor Current Transformer for Billing, ROS Series - CIC

CIC | CHALLENGE INDUSTRIAL CO., LTD., since 1974, is a global supplier of Low-Voltage Indoor Current Transformer for Billing, ROS Series. CIC specializes in the manufacture of instrument transformers, distribution transformers, detuned reactors, epoxy insulators, electronic energy meters, etc. Also provided or distributed are a wide range of other electrical or electronic apparatus.

Certified to ISO 9001, CIC ensures superior quality of its goods through such advanced technologies and materials as Swiss-manufactured equipment (for the production of resin insulators), Araldite® epoxy resin, and technology transferred from Messwandler-Bau (MWB) of Germany.

Backed by 43 years of experience, CIC offers custom-made products, OEM/ODM services, and technical support tailored to the needs of its discerning clientele.


Low-Voltage Indoor Current Transformer for Billing, ROS Series

ROS Series

The ROS Series Low-Voltage Current Transformers for Billing are designed for indoor applications - for use on meters or instruments on 1Φ2W, 1Φ3W, 3Φ3W and 3Φ4W distribution systems. The ROS Series Current Transformers provide a of maximum R.F. 4.0, associated with 0.3 metering class. Every one of these current transformers is tested to ensure that the electric property is accurate and that the appearance is perfect in all respects. The ROS Series Current Transformers service a ratio range from 100/5A to 1200/5A. There are two window sizes available: 66mm and 78mm (diameter).

Revenue-Type LV CT

Product Features

  • Excellent insulation due to resin casting.
  • Indoor usage.
  • Type test certification.
  • High level rating factor (RF) capability.
  • 100% test before delivery. (Associated with test report)

Specifications

≦600V, 0.3 Metering accuracy class, 50/60 Hz, Ith = 40/sec.

Burdens & R.F Shown in the Table
Current Ratio
(Amps)
Thermal Rating Factor Window
I.D.
Burden
@30℃ Amb. @55℃ Amb.
150:5 4.0 2.9 66mm/td> B0.1
200:5 4.0 2.9 66mm/td> B0.2
200:5 4.0 2.9 78mm/td> B0.1
250:5 4.0 4.0 66mm/td> B0.5
300:5 4.0 2.9 78mm/td> B0.5
400:5 4.0 2.9 78mm B0.5
500:5 3.0 2.4 78mm B0.5
600:5 2.0 1.8 78mm B0.5
800:5 2.0 1.5 78mm B0.5

Specifications II

Model

ROS-38A & ROS-66A & ROS-78A

Indoor, Mold Type, Epoxy Reisn

Standard

IEEE  C57.13

Frequency

50 / 60 Hz

System Voltage

0.6  kV

Ith

80 In / 1 Sec

Primary

100 A             (R0S-38A)

AC/BIL

4 / 10 kV

 

 150 ~ 250 A (ROS-66A)

 

 

 

 300 ~ 400 A (ROS-78A)

 

 

Secondary

5 A

 

 

Burden /Accuracy Class

as below list

 

 

Specifications III

Model

Primary (A)

Burden / Accuracy CL

ΦA

Approx. Weight (KG)

Remarks

ROS-38A

100

0.3B0.2

38

6.5

RF=4.0(30℃),RF=4.0(55℃) @60Hz

ROS-66A

150

0.3B0.1

66

5

RF=4.0(30℃),RF=4.0(55℃) @60Hz

ROS-66A

200

0.3B0.5

66

5

RF=4.0(30℃),RF=4.0(55℃) @60Hz

ROS-66A

250

0.3B0.5

66

5

RF=4.0(30℃),RF=4.0(55℃) @60Hz

ROS-78A

300

0.3B0.5

78

4

RF=4.0(30℃),RF=2.9(55℃) @60Hz

ROS-78A

400

0.3B0.5

78

4

RF=4.0(30℃),RF=2.9(55℃) @60Hz

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