IEC 61869-2 Certified Outdoor Resin-Cast Current Transformer – LMZW
The LMZW outdoor current transformer is fully type-tested to IEC 61869-2, ensuring compliance with international safety and performance standards. With a rated voltage of 0.66kV and accuracy class up to 0.2S, it delivers precise current measurement for power distribution networks, renewable energy installations, and utility monitoring systems.
Key Selling Points
IEC 61869-2 Type Test – The transformer passed rigorous type tests per IEC 61869-1 and IEC 61869-2, verifying dielectric, accuracy, and temperature rise performance.
Global Acceptance – Certified to international standards, making it reliable for utilities and engineering firms worldwide.
0.2S Accuracy – High precision for revenue metering and critical protection circuits, reducing measurement errors.
Versatile Outputs – Multiple output options (5A, 1A, mA, mV) to interface with standard meters, relays, and IoT devices.
Customization – Ratios, output, and OEM logo printing available to meet specific project requirements.
Technical Specifications
Parameter
Value
Model
LMZW
Rated Voltage
0.66kV
Measurement Range
0–1000 A
Output
5 A / 1 A / mA / mV
Accuracy Class
1.0 / 0.5 / 0.5S / 0.2 / 0.2S
Inner Diameter
0–80 mm
Waterproof Rating
IP65
Standards
IEC 61869-1, IEC 61869-2
Models and Options
We offer multiple models in the LMZW series with options for different inner diameters, output signals, and accuracy classes. Custom ratios and OEM branding are available.
Materials and Structure
Hydrophobic epoxy resin provides excellent outdoor durability. The core uses high-permeability silicon steel, and windings are made of pure copper enameled wire, ensuring low losses and high stability.
Applications
Used in power distribution panels, switchgear retrofits, renewable energy plants (solar/wind), data centers, and utility metering systems. Also suitable for RMU in tropical high-humidity areas.
Case Study
Our CTs have been supplied for power distribution projects, switchgear retrofits, and commercial building energy monitoring in more than 13 countries including Thailand, South Korea, and Australia. Feedback indicates improved measurement accuracy and reduced installation complexity.
FAQ
Q: What are the benefits of IEC 61869-2 certification?
A: It ensures the transformer meets international safety and performance requirements, facilitating global project approvals.
Q: Can this CT be used for both metering and protection?
A: Yes, accuracy classes 0.2S/0.5S are suitable for metering, while classes like 5P are available for protection.
Q: What is the typical lead time?
A: Lead time depends on order size and customization; please contact us for specifics.
Q: Do you provide OEM support?
A: Yes, we can customize ratios, output, and logo printing.
Q: What is the warranty period?
A: Standard warranty is typically 12 months.
Inquiry Information
Email bethy@heyiele.com or WhatsApp +86 13968747975 for quotes. MOQ from 1 unit, delivery FOB/CIF/EXW, payment T/T, PayPal, etc.
