Dongguan Chipsen Electronics Technology Co., Ltd.
| Accuracy Class | Class 0.5 / 0.5s / 0.2 / 0.1 |
| Usage | Current Measurement / Protection |
| Packaging Details | Carton 1: 25.5 X 21.5 X 21cm Carton 2: 43.5 x 24.5 x 21 cm |
| Type | Split-core / Solid-core / Clamp-on |
| Payment Terms | T/T |
| Supply Ability | 10000000/Month |
| Housing Material | UL94-V0 Flame Retardant Plastic |
| Current Ratio | 100A/5A, 3000A/1A, etc. |
| Certification | UL/CUL/ISO9001/ISO14001/RoHS/Reach/IATF16949 |
| Model Number | DP / K-S / SCT-Series |
| Place of Origin | China |
| Brand Name | Chipsen |
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Product Specification
| Accuracy Class | Class 0.5 / 0.5s / 0.2 / 0.1 | Usage | Current Measurement / Protection |
| Packaging Details | Carton 1: 25.5 X 21.5 X 21cm Carton 2: 43.5 x 24.5 x 21 cm | Type | Split-core / Solid-core / Clamp-on |
| Payment Terms | T/T | Supply Ability | 10000000/Month |
| Housing Material | UL94-V0 Flame Retardant Plastic | Current Ratio | 100A/5A, 3000A/1A, etc. |
| Certification | UL/CUL/ISO9001/ISO14001/RoHS/Reach/IATF16949 | Model Number | DP / K-S / SCT-Series |
| Place of Origin | China | Brand Name | Chipsen |
| High Light | PCB Mount ac current transformers ，100A ac current transformers ，5A current measurement transformer | ||
A Current Transformer (CT) is a precision instrument designed to produce a reduced current in its secondary winding that is proportional to the AC current in its primary conductor. By scaling down high-amperage primary currents to standardized, measurable levels (typically 1A or 5A), CTs allow for the safe monitoring and protection of electrical systems without requiring high-power metering equipment.
| Parameter | Typical Value / Spec |
|---|---|
| Type | Split-core / Solid-core / PCB Mount |
| Enclosure Material | Flame Retardant Plastic (UL94-V0) |
| Mounting Type | Busbar / Cable / PCB Pin / Din-rail |
| Primary Current Range | 5A - 5000A AC |
| Secondary Output | 5A / 1A / 333mV / mA |
| Accuracy Class | 0.1 / 0.2s / 0.5 / 1.0 (IEC 61869) |
| Rated Burden (Load) | 1.0VA - 30VA |
| Rated Voltage (Um) | 0.66kV / 0.72kV AC |
| Hi-Pot (Isolation) | 3.0KV AC / 1min |
| Rated Frequency | 50Hz / 60Hz |
| Core Material | Silicon Steel / Permalloy / Nano-crystalline |
| Operating Temp | -25°C to +70°C |
| Compliance | CE, RoHS, UL recognized, ISO9001 |
In a current transformer, the primary current is independent of the secondary load. If the secondary circuit is opened, the secondary "counter-MMF" (Magnetomotive Force) disappears. This causes all of the primary current to become magnetizing current, driving the core into deep saturation. This leads to two critical failures: first, it induces extremely high voltage peaks (kilovolts) across the secondary terminals, which can be fatal to personnel and destroy insulation. Second, the massive iron losses from saturation generate intense heat, which can permanently damage the core and melt the windings. Always ensure a load (burden) or a short-circuit link is connected before energizing.
The "s" in Class 0.5s stands for "Special." While both have a 0.5% error limit at 100% and 120% of the rated current, Class 0.5s is specifically calibrated to maintain high accuracy at much lower current levels. For instance, a Class 0.5 CT may have significant error at 5% of its rated current, whereas a Class 0.5s CT is guaranteed to remain within its tight error margins from 20% down to 1% of the rated current. This makes the "s" class indispensable for applications with highly variable loads, such as solar inverters or modern industrial facilities during low-load standby periods.
Chipsen Electronics Technology Co., Ltd., established in 2000, is a specialized manufacturer of high frequency transformer, low frequency transformer, toroidal inductor, SMD power inductor, super high current inductor, choke coil and switch. Chipsen has earned a strong reputation in domestic and international markets including North & South America, Europe and Southeast Asia.
As an ISO9001, ISO14001 & IATF16949 audited company, we are committed to producing environmental protection and qualified products. Our products are certified by UL Class B/Class F/Class H, CQC and RoHS, and we hold 21 patents.
Company Details
Business Type:
Manufacturer
Year Established:
2007
Total Annual:
28820000-29820000
Employee Number:
400~450
Ecer Certification：
Verified Supplier
Chipsen Electronics - Supplier to Fortune Global 500 Companies Magnetic Components Engineered for Performance & Reliability Founded in 2007, Dongguan Chipsen Electronics Technology Co., Ltd. is a professional manufacturer specializing in magnetic components and micro switches. ... Chipsen Electronics - Supplier to Fortune Global 500 Companies Magnetic Components Engineered for Performance & Reliability Founded in 2007, Dongguan Chipsen Electronics Technology Co., Ltd. is a professional manufacturer specializing in magnetic components and micro switches. ...
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