AC/DC Component Immunity Current Transformer Composite Core (SYH2)

Magnetic Core Structural Features

A uniquely patented technology, featuring a magnetic core composed of a composite of two materials: high-permeability and constant-permeability.

Magnetic Core Performance Characteristics

Strong resistance to DC.
High precision, applicable accuracy classes range from 0.5 to 0.1, and applicable current range is 1.5–200A.
Excellent high- and low-temperature performance
High cost performance

Application fields

Current transformer for electricity meters with resistance to DC component currents
DC-Component Resistant Current Transformer for Power System Measurement and Control

Common size specifications, applicable accuracy grades, and DC ranges

Product Grade	Magnetic core size Inner diameter × outer diameter × height (mm)	External dimensions Inner diameter × outer diameter × height (mm)	Accuracy class	Maximum DC resistance capability
SYH2 201410C	14×20×10	12.0 × 22.8 × 12.0	Class 0.5–0.1	40A
SYH2 211510C	Φ15×21×10	Φ12.7×23.7×12.6	Class 0.5–0.1	40A-60A
SYH2 241608C	15.5 × 24 × 8	13.7 × 26.3 × 9.9	Class 0.5–0.1	60A
SYH2 211610C	16×21×10	13.4 × 23.8 × 12.3	Class 0.5–0.1	60A
SYH2 231610C	16×23×10	14.0 × 25.2 × 12.5	Class 0.5–0.1	60A
SYH2 221710C	17×22×10	15.2 × 24.5 × 12.3	Class 0.5–0.1	60A
SYH2 241708C	17×24×8	15.2 × 26.4 × 10.0	Class 0.5–0.1	60A-80A
SYH2 251710C	17×25×10	15.2 × 28.0 × 13.2	Class 0.5–0.1	100A
SYH2 281708C	17×28×8	15.2 × 29.8 × 10.1	Class 0.5–0.1	100A
SYH2 241810C	18×24×10	15.8 × 27.0 × 12.6	Class 0.5–0.1	60-100A
SYH2 251812C	18×25×12	16.2 × 27.6 × 14.2	Class 0.5–0.1	100-120A
SYH2 281815C	18×28×15	16.0 × 30.2 × 17.6	Class 0.5–0.1	120A
SYH2 271908C	19×27×8	16.3 × 29.4 × 9.9	Class 0.5–0.2	100A
SYH2 271912C	19×27×12	17.0×29.0×14.0	Class 0.5–0.1	120A
SYH2 281912C	19×28×12	17.0 × 30.4 × 14.0	Class 0.5–0.1	120A
SYH2 302008C	20×30×8	18.0 × 32.8 × 10.0	Class 0.5–0.2	100-120A
SYH2 292110C	21×29×10	18.8 × 32.3 × 13.8	Class 0.5–0.1	120A
SYH2 332315C	23 × 33 × 15	21.0 × 36.2 × 18.2	Class 0.5–0.1	150-200A

Note:

1. The above performance parameters are related to the customer’s actual number of winding turns and wire diameter and are provided solely as a reference for product selection.

2. Custom orders can be placed according to specific size and performance requirements of the user.

AC/DC Component Immunity Current Transformer Composite Core (SYH2)

Magnetic Core Structural Features: • A uniquely patented technology featuring a composite magnetic core made of two materials: high-permeability and constant-permeability materials. Magnetic Core Performance Features: • Strong resistance to DC currents • High precision, with accuracy classes ranging from 0.5 to 0.1, and applicable current ranges from 1.5 to 200A • Excellent high- and low-temperature performance