| Customization: | Available |
|---|---|
| Application: | Instrument, Measuring and Protection |
| Type: | Current Transformer |
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Medium voltage Outdoor Current Transformer
· Outdoor epoxy resin current transformer
· Single phase
· Rated voltage: 33kV, 35kV, 36kV, 40.5kV
· Metering class for CT: 0.2S, 0.2, 0.3, 0.5, 0.5S, 0.6, 1, 3
· Standard: IEC61869
· Type name: LZZW-33, LZZBW-33, LZZW-35, LZZW-36
This outdoor dry type current transformer is used in 33kV, 35kV, 36kV and 40.5kV power system, for measuring and protection.
It has been used in outdoor pole mounted and transmission line.
The current transformer is made from high quality ultraviolet-proof epoxy resin, amorphous alloy core for metering and high quality silicon steel core for protection, primary and secondary use pure electrolytic copper, both winding and core have shielding processing.
Standard
IEC standards IEC 61869. IEEE C57.13
| Rated primary current(A) |
Accuracy classes combination |
Accuracy class and output (VA) |
Short-time thermal current(kA/1s) |
Rated dynamic current(kA) |
||||||
| 0.2s | 0.2 | 0.5s | 0.5 | 10P10 | 10P15 | 10P20 | ||||
| 5 | 0.2S/10P10 0.2S/10P15 0.2S/10P20 0.2/10P10 0.2/10P15 0.2/10P20 0.5/10P10 0.5/10P15 0.5/10P20 0.2S/0.2/10P10 0.2S/0.2/10P20 |
10 | 10 | 10 | 10 | 15 | 15 | 15 | 0.5 | 12.5 |
| 10 | 1 | 2.5 | ||||||||
| 15 | 1.5 | 3.75 | ||||||||
| 20 | 2 | 5 | ||||||||
| 25 | 2.5 | 6.25 | ||||||||
| 30 | 3 | 7.5 | ||||||||
| 40 | 4 | 10 | ||||||||
| 50 | 5 | 12.5 | ||||||||
| 75 | 7.5 | 18.75 | ||||||||
| 100 | 10 | 10 | 10 | 10 | 15 | 15 | 15 | 10 | 25 | |
| 150 | 15 | 37.5 | ||||||||
| 200 | 20 | 50 | ||||||||
| 30o | 30 | 75 | ||||||||
| 400 | 40 | 100 | ||||||||
| 500 | 50 | 75 | ||||||||
| 600 | 15 | 15 | 15 | 15 | 20 | 20 | 20 | 60 | 150 | |
| 800 | 80 | 200 | ||||||||
| 1000 | 15 | 20 | 15 | 30 | 30 | 30 | 20 | 80 | 200 | |
| 1200 | 80 | 200 | ||||||||
| 1500 | 80 | 200 | ||||||||
| 2000 | 80 | 200 | ||||||||
1. Premium Materials
High-Grade Cores: Precision-laminated silicon steel or nanocrystalline cores for minimal losses and high linearity.
Robust Insulation: Epoxy resin designs ensure long-term stability in harsh environments.
2. Superior Performance
Accuracy: Class 0.2/0.5 for metering, 5P/10P for protection, compliant with IEC 61869, 60044, IEEE, and ANSI standards.
Wide Range: Supports 0.6kV-36kV systems, with custom ratios/frequency (50/60Hz).
Low Thermal Rise: Optimized design reduces overheating, extending lifespan.
EMC Immunity: Shields against electromagnetic interference for reliable signals.
3. Service & Support
Custom Solutions: Tailored ratios, sizes, or connectors (e.g., DIN rail, IEC terminals).
Global Certifications: IEC, CE, ISO, and local grid approvals.
Lifelong Technical Aid: 24/7 support, installation guidance, and spare parts supply.
Fast Delivery: Standard products in 2-4 weeks; expedited options for urgent needs.
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Why Trust Us?
15+ years in power industry, serving 500+ clients worldwide.
Rigorous testing 100% routine tests with reports provided.
"Zero major failure" record since 2015.
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