Qnct03 50A 25mA 100A 50mA 100A 20mA 100A/33.3mA 1: 2000 1: 4000 PCB Mount CT Sensor Miniature Precision Current Transformer

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Product Description

Basic Product Information
Model NO.
QNCT03
Phase
Single
Operation Condition
Indoor
Usage
Protection, Measurement
Winding Form
Multilayer Honeycomb Type
Insulating Medium
Common Insulating Materials
Installation
Active Type
Magnetic Circuit
Combined Type
Transformation
Electromagnetic Type
Rated Input
1A 5A 10A 20A ~ 50A 100A
Rated Output
1mA 2.5mA, 5mA, 10mA, 25mA
Turns Ratio
1:1000 1:2000
Accuracy
0.1 Class 0.2 Class
Linearity
0.1% 0.2%
Compressive Strength
3kv/50Hz/1min
Flame Retardant
UL94-V0
📦Packaging & Delivery
Package Size
20.00cm * 15.00cm * 4.00cm
Gross Weight
1.500kg
Lead Time
7 days (1 - 1000 Pcs)
🔍Product Overview
Current transformers with primary and secondary insulation, mainly used for isolating, collecting, and measuring AC current signals in the primary main circuit. Split core current transformer applying the principle of electromagnetic induction, it can measure AC signal current under electrical isolation conditions.
🛡️ Flame Retardant

UL94-V0 Rating

🌡️ Wide Range

-40℃ to +85℃

⚙️ Frequency

50/60Hz Operation

💎 Precision

0.1 / 0.2 Class Accuracy

🖼️Product Visuals
CT Sensor Miniature
PCB Mount Transformer
Precision Current Transformer
Technical Drawing 1
Technical Drawing 2
Specifications Table
Measurement Data
Performance Chart
Installation Guide
Application Wiring
Product Dimensions
🏢Application Areas
Used for: Power project renovation, Power monitoring, Load current detection, ferrite core high frequency current transformers, mainly used for high frequency pulse current detection, switching power supply circuit protection. All products meet CE RoHS requirements.
Frequently Asked Questions
1. Why choose us for your transformer needs?
We are a professional current transformer and current sensor manufacturer with over 10 years of industry experience, ensuring high quality and reliability.
2. Can I request a sample for testing?
Yes, we can provide free samples for testing purposes. Please note that shipping expenses are the responsibility of the customer.
3. How is the quality inspection handled?
We maintain professional QA and QC teams. A 100% quality inspection is strictly performed on all products before final packing.
4. What is the typical delivery time?
Generally, delivery takes 30 to 60 days after advance payment. The exact time depends on the specific items and the total order quantity.
5. Do you offer OEM or ODM services?
Yes, we provide both OEM and ODM services. We can customize products and print your own branding according to your specifications.
6. What kind of after-sales support do you provide?
We offer a 1-year warranty on every product. Our customer service team provides 24/7 technical support and trouble shooting, including free spare parts replacement within the warranty period.

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