| Prod Model: |
RTL- SCTK731 series |
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| Accuracy Class: 0.5/1.0: |
Windows Size Can Be Customized |
| Type: |
Current Transformer |
| Phase: |
Three |
| Application: |
Instrument |
Product Description
SCTK731 series retro-fit (split-core) current transformer has been specially designed to facilitate their installation in new or already existing net works.
They may be installed without opening any cable or bus-bar circuit. An internal precision resistor across the secondary winding of the CT provides a low safe voltage output. It can save time and the installation costs.
Features
Double-screw fastening, safe, easy to install, portable
Wide inner window, allowing clamping of big cables or bus-bars
Wide range of sizes to accommodate all the existing installations
Applications
Current measurement, monitoring and protection for electrical wiring and equipment.
Current and power measurement for electric motors, lighting, air compressor, heating and ventilation system, air-condition equipment and automation control system.
Current, power and energy monitoring device.
Relay protection device.
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Electrical parameter |
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Frequency |
50-400Hz |
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Rated Input |
5A-5000A |
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Measuring range |
5%In-130%In |
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Rated Output |
0-5A |
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Ratio |
≤±0.5% |
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Phase angle |
≤±30min |
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Dielectric strength |
2.5KV/1mA/1min |
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Insulation Resistance |
DC500V/100MΩ min |
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Mechanical Parameter |
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Case |
PC/UL 94-V0 |
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Bobbin |
PBT |
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Core |
Sillicon steel |
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Internal structure |
Epoxy |
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Constrution |
Screw |
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Operating Temp |
-25 ~ +75 |
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Operating Humidity |
≤85% |
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Output Connection |
Terminal |
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Type Selection(Output: 1A/5A) |
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Mfg P/N |
Rated Input(A) |
Output(A) |
Accuracy |
Dimension (mm/inch) |
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A |
B |
C |
D |
E |
F |
G |
H |
I |
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SCTK731A(23) |
100-400A |
1A/5A |
0.5\1.0\3.0 |
20 |
30 |
51 |
89 |
105 |
34 |
47 |
40 |
32 |
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SCTK731B(58) |
250-1000A |
1A/5A |
0.5\1.0\3.0 |
50 |
80 |
78 |
114 |
145 |
32 |
32 |
32 |
33 |
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SCTK731C(88) |
250-1000A |
1A/5A |
0.5\1.0\3.0 |
80 |
80 |
108 |
144 |
145 |
32 |
32 |
32 |
33 |
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SCTK731D(812) |
500-1500A |
1A/5A |
0.5\1.0\3.0 |
80 |
120 |
108 |
144 |
185 |
32 |
32 |
32 |
33 |
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SCTK731E(814) |
600-4000A |
1A/5A |
0.5\1.0\3.0 |
80 |
140 |
120 |
172 |
220 |
45 |
42 |
45 |
35 |
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SCTK731F(816) |
800-5000A |
1A/5A |
0.5\1.0\3.0 |
80 |
160 |
120 |
184 |
245 |
52 |
52 |
50 |
38 |
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SCTK731G(36) |
100-3000A |
1A/5A |
0.5\1.0\3.0 |
30 |
60 |
88 |
132 |
131 |
49 |
36 |
55 |
43 |
Located in Shenzhen, Refine Technology Limited is a professional supplier and solution provider for electrical equipment and manufacturing machinery.
Up to now, we have established strategic partnership with power utilities, state-owned enterprises, reputed companies in North America, Europe, Asia, Africa, South America, etc.
In the past years, our quality products and complete solution has been exported to many countries worldwide, such as whole-process solution on tendering, turnkey project to set up a new concrete pole factory, one-stop electrical equipment procurement/delivery/after sales services, etc.
Since the foundation of the company, we regard quality as the foundation of long-term development, our company has been operating strictly as per ISO9001 quality management system, while our products has been certified in the target markets like Europe, North America, Asia, etc.
Apart from the offline marketing channels, our online E-commerce marketing is also growing drastically, our O2O business mode and professional backup team will keep bring value to all our partners.
Regarding ' Integrity' as our core value and ' Win-win' as the business strategy, we sincerely welcome you to visit our company or contact us for any upcoming cooperation opportunities.
Looking forward to establishing a long-term partnership with you.
