High Performance Toroidal Inductor - Nanocrystalline Cores for Leakage Circuit Breakers (LLE-ELCB) – LLE

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High Performance Toroidal Inductor - Nanocrystalline Cores for Leakage Circuit Breakers (LLE-ELCB) – LLE Detail:

Nanocrystalline Cores for Leakage Circuit BreakersLLE-ELCB)

图片4 图片5


  • High initial permeability, High output voltage, core size saving.
  • Low core loss, Good tolerance ability for large current impulse, Good protection of
  • tripping of high current
  • High Cuire temperature, Good temperature stability(-55℃~130℃)
  • Competitive price


  • Electronic Leakage Circuit Breakers
  • Electromagnetic Leakage Circuit Breakers


  Nanocrystalline cores Permallloy cores
Saturate magnetic induction Bs(T) 1.20 0.70
Initial Permeability(GS/Oe) 50000~100000 50000~100000
Maximum permeability(GS/Oe) >300000 >200000
Remanency Br(T) 0.1 0.4
Coercivity(A/m) <1.6 <0.8
Density(g/cm3) 7.3 8.8
Stacking factor >0.75 >0.88

Specification and electric parameter:

Core size Finished size AC performance 1 AC performance 2 Full wave performance  
Usin/mV Usin/mV Uzw/mV Uzw/Us
9.1×12.1×3.8 7.8×13.4×5.0 0.058-0.088@24.7mA      
9.5×12.8×3.2 7.0×14.6×4.8 0.05-0.08@24.6mA      
8.9×12.9×16.7 6.7×14.9×19.3 1.0-1.7@30mA      
10×17×20 7.9×19.2×22.5 ≥1.9@45mA      
11.5×18.5×16.7 10.0×22.0×19.3 1.19-1.78@33.3mA      
14×19×3.2 12.3×21.5×5.4 0.07-0.12@22.5mA      
15×18.6×4.5 13.3×20.6×6.6 0.06-0.09@24.6mA      
14×22×16.7 11.8×24.2×19.3 ≥1.9@70mA      
8.8/15*17 / 1.8-2.6@25mA ≥4.1@60mA ≥1.44@25mA ≥0.8
9/14*20 / 1.4-2.4@25mA ≥3.9@55mA ≥0.8
10.2/16*20 / 1.4-2.4@25mA ≥4.1@65mA ≥0.8
8.9/12.9*17 / 1.4-2@30mA Usin@30mA/Usi
n@15mA <2.15
9/13.2*17 / 1.34-2.1@37mA ≥1.24@37mA      
13.5/22*20 / 3.09-5.1@59.1mA ≥2.66@59.1m

Notice: You can see the company commonly used size specifications and it can also be customized according to user needs.

Product detail pictures:

High Performance Toroidal Inductor -
 Nanocrystalline Cores for Leakage Circuit Breakers (LLE-ELCB) – LLE detail pictures

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We have been convinced that with joint attempts, the business enterprise between us will bring us mutual benefits. We could guarantee you product or service good quality and aggressive value for High Performance Toroidal Inductor - Nanocrystalline Cores for Leakage Circuit Breakers (LLE-ELCB) – LLE, The product will supply to all over the world, such as: Nepal , Poland , Saudi Arabia , Since its foundation , the company keeps living up to the belief of "honest selling , best quality , people-orientation and benefits to customers. " We're doing everything to supply our customers with best services and best solutions . We promise that we are going to be responsible all the way to the end once our services begin.
  • Products and services are very good, our leader is very satisfied with this procurement, it is better than we expected,
    5 Stars By Giselle from Plymouth - 2017.05.02 18:28
    The sales manager is very patient, we communicated about three days before we decided to cooperate, finally, we are very satisfied with this cooperation!
    5 Stars By Penelope from USA - 2018.10.01 14:14

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