The centre through hole current transformer is mainly used in the cable circuit environment.Its structure is simple,small in size,flexible in application,and well fit the cable specification used in the main circuit.The diameter of the through-hole of this series is from 110mm~300mm,the main circuit contains 63A~2000A.This series of product can meet the technical requirements of different precision such as 0.2,0.5,and 1.At the same time,it can meet the stringent requirements of the new national standard for balance characteristics.The unbalanced current output value can also be better than 30mA,10mA,5mA.Even 3mA greatly reduces the false alarm caused by the main circuit current magnetic field interference,which provides sufficient guarantee for the reliable of the equipment.Excellent and advanced production process.To ensure the accuracy level,reliability and other technical requirements,this series of products meet the requirements of GB-14287.2-2005 and GB 14287.2-20140.
1. Easy to install,open angle up to 90℃
2. Center through core structure and the flame retardant epoxy resin are poured and have good stability
3. Using high magnetic nickel steel or nanocrystalline,excellent linearity,high sensitivity.
4. Excellent balance characteristics,and has strong resistance to electromagnetic interference
Excellent fire monitoring,fire prevention system,smart power system,small current grounding system,electromagnetic relay,computer protection,etc.
Permalloy or Nanocrystal
0-1V or 0-0.5mA
Terminal/lead wire 1.5M
1. We accept Western Union and T/T
2.30% deposit and 70% before shipping
3. No payment collection. We only can deliver goods after getting full payment.
1. Products are shipped via UPS / DHL / EMS / HK EMS / FedEx / TNT and so on expresses (door to door).
2. We Provide Drop shipping Service.
3.5 days delivery upon receiving payment if the qty is lower than 1000PCS and it is not customized products.
4. In order to ensure you receive your order tax free upon import, we declare lower value.
5. Shipping via EMS. UPS. FedEx and TNT express usually takes 3~7days dependent on the destination country.