EcoNewlink Toroidal 0.66kV Current Transformer 1A/5A

Reliable Toroidal 0.66kV Current Transformer (1A/5A) by EcoNewlink — high-accuracy, compact CT for energy management and power distribution. OEM/ODM options, strict quality control, global certifications, fast supply.
Material
steel
Size
30mm/40mm/45mm
Weight
1KG
Power
100
Color
Red
Pole
single
Product Information

Product Overview

EcoNewlink Toroidal 0.66kV Current Transformer 1A/5A is a compact, high-accuracy CT designed for modern power distribution and energy management systems. Built for panel builders, EPC contractors, and system integrators, this toroidal current transformer converts high primary currents into safe standardized secondary currents (1A or 5A) for meters, relays, and protection devices.

Key Specifications

  • Rated Voltage: 0.66kV
  • Secondary Output: 1A or 5A selectable
  • Type: Toroidal / window core for easy cable pass-through
  • Accuracy Classes: Standard accuracy for metering and protection
  • Compact Design: Space-saving for dense electrical panels
  • Durability: Robust insulation and stable performance

Benefits & Practical Value

- Easy Installation: The toroidal window design allows quick retrofits without disconnecting primary conductors, saving installation time and labor costs.

- Accurate Measurement: Provides reliable current transformation for energy meters and protective devices, improving billing accuracy and system protection.

- Flexible Use: Available in 1A or 5A secondary options to match existing meters and systems, reducing the need for additional adapters.

- Cost-Effective OEM/ODM: Backed by EcoNewlink's integrated manufacturing, we offer tailored labeling, packaging, and calibration services to fit your project needs.

Applications

Ideal for commercial and industrial electrical panels, sub-distribution boards, energy monitoring systems, and protection schemes. Widely used with multifunction power meters, energy meters, and protection relays.

Reliable Manufacturing & Quality Assurance

Founded in 2018, Guangzhou EcoNewlink Technology Co., Ltd. is a subsidiary of CHTK Electronics Technology Co., Ltd., leveraging over 15 years of industry experience. We operate 5 automated production lines under strict 5S management, producing up to 10,000 units daily with a defect rate ≤0.01%. Our R&D collaborations with Tsinghua, Zhejiang, and Xiamen Universities ensure continuous innovation and compliance with global standards. Products serve over 20 countries and are trusted by industry leaders such as Schneider, BYD, and CHINT.

Support & Ordering

We provide technical support, custom calibration, OEM/ODM options, and fast delivery. For datasheets, pricing, or sample requests, contact our sales team at nali@newlink.ltd. EcoNewlink is committed to delivering safe, accurate, and cost-effective CT solutions tailored to your grid and project requirements.

Choose EcoNewlink Toroidal 0.66kV Current Transformer 1A/5A for dependable measurement, streamlined installation, and manufacturing quality you can trust.

Product Images

  • DC AC Current Sensor Low Voltage Electronic Toroidal Current Transformer  RED SMALL HOLE
  • electronic Toroidal Current Transformer
  • DC AC Current Sensor Low Voltage Electronic Toroidal Current Transformer  RED SMALL HOLE

Certificate display

  • Newlink-Manufacturer-CE-Certificate-eletic-meters

    Newlink-Manufacturer-CE-Certificate-eletic-meters

  • Newlink-Manufacturer-CE-Certification-Fuse

    Newlink-Manufacturer-CE-Certification-Fuse

  • Newlink-Manufacturer-ROHS-Certificate-eletic-meters

    Newlink-Manufacturer-ROHS-Certificate-eletic-meters

FAQ

What voltage does it support?

The breaker supports DC125V (1P) and DC250V (2P) configurations.

NLDB1Z-125 manul

Does it include protection functions?

Protection depends on MCCB and accessories such as MX, MN, MV modules.

Which switchgear or installation environments are supported?

It is compatible with GCS, GCK, MNS, and GGD switchgear and various industrial installation environments.

Can you support mixed orders and consolidated shipments?

Yes, EcoNewlink supports multi-product consolidation and mixed container loading, helping customers:

  • Reduce shipping costs
  • Simplify procurement
  • Improve inventory efficiency

We are especially experienced in one-stop sourcing and shipment integration for electrical products and power distribution systems.

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Guangzhou EcoNewlink Technology Co.,Ltd
No.76 Chuangyu road, Zengcheng District, Guangzhou, Guangdong, China.

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Fixing system: Busbar support mounting, metallic bracket panel mounting, by an accessory directly to cable by
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