Permalloy Cores

High initial permeability
High saturation flux density
Low iron losses
Excellent temperature stabilily

Additional information

Rated Frequency

50/60 Hz

DC Resistance at 25℃

2.5KV/1mA/1min

Operate Temperature

-35-70℃ 0~80%RH

Product Details:

Permalloy Ring Cores Features & Application

Mainly used for zero phase current transformers and GFCI coils.
High initial permeability and saturation magnetic induction.
Good resistance against high current impulse.
Good balance characteristic.
Good temperature stability.
ROHS compliance.

Initial Permeability:80000(Gs/Oe) min
Maximum Permeability:400000(Gs/Oe)·
Saturated Induction density:0.75 (T)
Resistivity∶ 0.56 (μΩ*m)
Curie Temperature:400 (C)
Density: 8.75 (g/cm3)
Coercive Force:<0.006 (Oe)
Saturated Magnetostrictive Coefficient:0.0005

Magnetic Characteristic Curve

How can we help you?

As a high-tech orientation enterprise and industrial manufacturing entity, we dedicate provide our valued customers from design concept to final products delivery.

Industry Expertise And Professional Advice

We have well educated engineers collaborate with rich experienced technican dedicating to project developing and problem solving. Providing professional advice for split core current sensor, differential current transformer mechanical design, electrical parmeters setting for EV charging solution, energy monitor system application.

workshop

High Efficiency And Sufficient Production Capacity

Our plant covers 20,000 square meters holding more than 300 well skilled workers and hundreds winding machines and testing instruments with automated equipments. We are pleasure to meet your requirments at different stages of project, small lot and bulk orders are all available for manufacturing.

zero phase current sensor

Stable Performance And Reliable Quality

As current transformers are kinds of critical components used for electrical safety devices, we highly value quality in the whole process. By doing 100% incoming and outcoming inspection, customers are satisfied with our strict quality control.

QUALITY CONTROL

Incoming Inspection

In-process Inspection

Outgoing Inspection

Samples & Orders Lead Time​

standard samples

Tailor Made Lead Time

Lead times vary with special materials and necessary tooling. Samples are produced post-tooling completion.

production

Shipping TIme

Shipping time varies by method: 2-5 days for courier, 3-7 days for air, and 7-40 days for sea. We select the optimal shipping based on your needs.

Regular Item Lead Time

In-stock items ship in 1-2 days for testing. Otherwise, sample preparation takes 3-4 days.

customized

Production Lead Time

Lead times depend on material availability, production schedules, and order size. Expect 1-2 weeks for materials and 2-3 weeks for production.

shipping

Our Amazing Clients:

What People Say?​

"As a procument manager in energy management company, we value a supplier provide a steay supply chain and good quality current transformer. Honestly, cooperate with Xiamen ZTC Technology is wise choise."
manager
Tom Sendler
Technician
"When I have someting need to be assisted in projects,I can get fast technical respond from Xiamen ZTC Technology everytime.Good after-sales service from their team."
procument manager
Grant Gabriel
Procument manager
"ZTC series of AC Split core current transformers are a simple to use, compact split-core design which is easily installed for metering applications. I love it."
electrician
Dave Jan
Electrican
WHO IS THE NEXT ONE? IT'S YOU! We are expected to know what you're gonna say!
Valued Customers
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Our Story

Founded in 1993, Xiamen ZTC Technology Co., Ltd (Zentar®) is situated in the bustling harbor city of Xiamen, Southeast China, a mere three hours from Shenzhen by high-speed train. As a premier manufacturer of current transformers, we serve the electrical safety and measurement sectors with distinction. Over three decades, we’ve grown to employ approximately 250 skilled workers, producing in excess of 2,000 bespoke products tailored to fulfill the diverse requirements of our clientele.

We specialize in providing top-quality current transformers and offering our expertise to assist clients in developing and launching projects related to EV charging modules, Ground Fault Circuit Interrupters (GFCI), Residual Current Devices (RCD), and wireless energy monitors, cementing our position as industry leaders in innovation and quality.

Our commitment to staying at the forefront of technology drives us to continually engage in the research and development of cutting-edge products and explore new market opportunities.

We pride ourself on being an innovation-driven entity and an IATF16949-certified factory. We leverage state-of-the-art automated equipment and machinery to boost production efficiency, ensuring we meet the stringent quality standards demanded by the automotive industry and beyond.

Talk To ZTC Now!​

To Discuss Your Need Of Current Transformers For Electric Metering Or Electrical Safety. Tailor Made Products And Customized Solutions Are Welcome.


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