3p 4p 500A 630A 50ka Thermo-Magnetic Type MCCB Moulded Case Circuit Breaker

Product Description For EKM8E MCCBTF-CMB Series electronic circuit breaker are applicable for low-voltage power systems of AC 50Hz, rated operating  voltage us to 1000v and rated operating current from 16A to 800A.2. Product FeaturesMost economic MCCB;More suitable for installation & application;All parts are

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Product Description For EKM8E MCCB

TF-CMB Series electronic circuit breaker are applicable for low-voltage power systems of AC 50Hz, rated operating  voltage us to 1000v and rated operating current from 16A to 800A.

2. Product Features

Most economic MCCB;
More suitable for installation & application;
All parts are made by us, with fresh new materials & moulds.
Main Technical data of MCCB EKM8 Series


Grade of Breaking CapacitySHSMHSMHSMHSMHSMH
Rated Frame Current125160250400630800
Rated Current(In)
No. of Pole1,2,3,4p3,4p3,4p3,4p3,4p3,4p
Rated Insulation Voltage(Li)1000v1000v1000v1000v1000v1000v
Rated Voltage(Ue)400v400v400v400v400v400v
Rated Frequency50/60hz50/60hz50/60hz50/60hz50/60hz50/60hz
Rated Breaking Capacity
Rated Impulse Voltage(Uimp 8KV8KV8KV8KV8KV8KV
Electrical life8,0008,0008,0008,0008,0008,000
Mechanical life20,00020,00020,00020,00020,00020,000
Maximum Terminal for Cable50 mm275mm2120mm2240mm2270mm2480mm2

3.MCCB Complementary

MCCB Environment Standards: GB 14048.2, IEC 60947-2,
IP degree of protection: IP20 conforming to IEC 60529
IK degree of protection: IK07 conforming to IEC 62262
Ambient air temperature for operation: -25...70 ° C
Ambient air temperature for storage: -35...85 ° C


1. Normally by SEA From NINGBO TO...
2. Products are shipped via UPS / DHL / FedEx / TNT and so on expresses (door to door) If the amount is Small. 
3. We Provide Drop shipping Service. 
4. In order to ensure you receive your order tax free upon import, we can declare lower value according to your demand. 
5. Shipping via EMS. UPS. FedEx and TNT express usually takes 3~7days dependent on the destination country. 


1. We usually use T/T (30% deposit before production and 70% to be paid against the copy of B/L). 
2. L/C also acceptable



1. We provide 18 months warranty. 
2. If the product is defective, please notify us within 10 days of delivery. 
3. All products must be returned on their original condition, in order to qualify for a refund or exchange of goods


Our Services

1. Punctual delivery time: 
We carry out your order into our well-organized production schedule, ensure your punctual delivery time. 
Production report before your order packed. 
Shipping notice and photos sent to you as soon as your order is shipped. 

2. After-service: 
We Pay high Attention To Your Feed back after receive the goods. 
We Provide 18 months warranty after goods arrive. 
We Positively Revert Your Complain Within 24hours. 

3. Professional Sales: 
We value every Inquiry Sent To Us, Ensure Quick Competitive Offer. 
We Cooperate With Customer To Bid Tenders. Provide all Necessary Documents. 
We Are A Sales Team, With All Technical Support From Engineer Team. 

1. Are you factory or trade company?
--We are Manufacturer in Metal Box and other Electrical components.

2. How can i get your pricelist?
--Send an enquiry to us and tell what you need, our sales will reply you in with 6 hours.

3. Can I get a sample to check quality before mass order?
--Yes, you can. Welcome to place sample order to check our quality. I do believe our high-quality products will bring more orders for you from your clients!

4. Any guarantee for your products?
--Our company's culture is "Quality is our culture!"
All of our products with 1 Year Warranty, never need to worry about the after-sale service, we will always be here to support your business!

5. Any certifications for your products?
--Our products can pass CCC, CQC, etc certifications, so they can be sold to worldwide safely!

6. How about the delivery time?
--Usually for sample order 3-7 days, or mass order depends on the quality of your orders, usually are 1-e months.
7. Would you accept to use our logo? 
-- We can do OEM for you. 

8. At last, about the payment terms, any convenient and safe way for our buyers?
--We have L/C, T/T payment terms options, do business with us, your money will be in safe, your business will be in safe!


Contact us

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