Find Dc Immunity Ct, Dc Resistance Current Transformer, Current Transformer For Ammeter on Industry Directory, Reliable Manufacturer/Supplier/Factory from China.
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Unit Price: | 0.5~120 USD |
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Min. Order: | 100 Unit |
Features:
1. Adopted high permeability core,high accuracy excellent linearity performance.
2.Fully enclosed,with high function of current isolation and nice outline.
3. Flexible wires as primary.Can connect types of terminals.
4. Linear output with accurate current. Can realize for multi ratio output.
5. DC immunity.
6. Encapsulated by mold Injection of environmental plastic. Anti-erosion and excellent seal
Main Application:
· DC Current immunity transformers in electronic energy meter /watt-hour meter;
· Metering Transformer in electronic power system.
Description:
1. Electrical Parameters
1. Ambient temperature: -40°C ~ +75°C.
2. Insulation resistance: ≥1000MΩ(DC500V).
3. Dielectric strength : 4000VAC 1mA 60S.
DC Current Immunity Core is widely used for DC resistent field, which guarantee cores will not be saturated when the original side passes a certain dc component. Currently, we have TWO Solutions for DC Immunity -- Co-Base Amorphous Single Core; Amorphous & Nanocrystalline Composite Core.
A. Co-base Amorphous Core for Energy Meter - Single Cores
Key Properties:
· Made by single magnetic materials- Co-base Amorphous, with constant permeability (µ=1400-2000)
· Strong immunity for DC current, applicable current 1.5A - 200A
· High linearity, high accuracy class, applicable transformer accuracy range 0.5-1.0 Class
· Good temperature stability
· Core size saving by Volume & Weight
Typical Parameter |
|
Material | Co-Base Amorphous |
Saturation flux density | Bs = 0.55 T |
Initial Permeability | µo =2x104 Gs/Oe |
Curie Temperature | Tc =210°C |
Crystallization Temperature | 210°C |
Working Temperature | -40°C~+70°C |
Tap Thickness | 22-30µm |
Saturation Magnetostriction | λs= <30x10-6 |
Density | ρ = 7.6 g/cm3 |
Standard cores dimensions, applicable CT accuracy, Maximal DC current immunity range:
B. Amorphous & Nanocrystalline Dual Core for Energy Meter - Composite Cores
Key Properties:
· Unique patent hold, DC current immunity composite cores with amorphous & Nanocrystalline cores together.
· Strong immunity for DC current
· Applicable current range 1.5-200A
· Good temperature stability
With competitive price and good qualityStandard cores dimensions, applicable CT accuracy, Maximal DC current immunity range:
We design & produce goods based on cients special drawing and specification, parameter needed including:
1-What is the rate current and max current at primary ?
2-Core size and hole of CT size
3-The accuracy of the transformer .
Our Partner:
Top Supplier for Value Customers:
Manufacture:
Certificates:
Safe Package:
Addr :No.1 JiShan BuXia Lu,TianHe District, Guangzhou City, China
Tel :+86-20-85649266
Fax :+86-20-85649263
E-mail :sales2 @ coilcore.com
Skype :sales2 @ coilcore.com
whatsapp / Wechat:+8615018791976
Product Categories : DC resistance transformer core > Co-base Amorphous Core for Energy Meter - Single