- Product Details
|Number of Poles||2, 3, 4|
Application of Isolating Switch Fuse
1. Used to cabinet and drawer electrical controlling sets of equipment.
2. Used as power switch isolating switch and emergency switch to protect circuit in distribution circuit and motor circuit, particularly the high short-circuit of AC 50-60Hz, the rated operational current 63-630A, rated operational voltage 660V below, current voltage 220V or 440V.
3. Conformed to AC-21, AC-22, AC-23. It complies to IEC60947-3.
Pictures of Isolating Switch Fuse
Specification of Isolating Switch Fuse
Number of Main Poles
2, 3, 4
Rated Insulation Voltage (V)
Rated Operational Voltage (V)
AC: 380V 660V DC: 220V 440V
Rated Conventional Thermal Current Ith (A)
Rated Enclosed Thermal Current Ith (A)
Rated Operational Current (le)/Power AC
380V cos0.35 AC23(A/KW)
660V cos0.35 AC23(A/KW)
Rated Fused Short Circuit Current (KA r.m.s)
Max. Fuse-link (A)
Mechanical Endurance (operations)
Electrical Endurance (operations)
Fuse Type NT (RT16) (size)
Required Torque (N.m)
Auxiliary Switch(380V AC-15)(220V DC-13)(A)
Switched Neutral Pole Ith/Ie(220V DC-13)(A)
Neutral Link Ith (A)
RT18 Fuse Holder
Production procedure of Isolating Switch Fuse
Wenzhou Tosun Electric Co., Ltd
We are one of the most reliable manufacturers and exporters of low tension electrical items and illumination products in China. We have successfully developed and dealt with numerous electrical products in high quality, such as voltage stabilizers, circuit breakers, AC contractors, meters, relays, control units as well as illumination items.
Qualifications and Technological Strength
We possess full line of high-tech production equipment and great strength of technology support besides advanced designing forces powered by the first class engineering teams with super industrial computer systems. Thus, Our products are novel in design, exquisite in workmanship and excellent in quality. A lot of our products have obtained "SEMKO", "CB", "CE" and "IRAM", as well as other international quality approvals. The products now are being well sold in more than 100countries and regions in the world.
Contact Us Today
We always pay special attention to protecting the benefit of clients, so that both the clients and our company are able to gain benefit from the business relation to the maximum degree. We warmly look forward to establishing, reinforcing and expanding a long term fruitful relationship with the reliable clients all over the world.
Let's get busy and pull together to create a better future.
1. We always consider the benefit of the clients first, because we pay special attention to the reputation of our company.
2. We have extensive experience in low tension electric items and illumination products, because we have been dealing the line for more than 21 years.
3. The prices of our products are very reasonable because we have a good network of raw material supply, spare parts and goods. And our factory is efficient, covering an area of 13,000 m².
4. The quality of our products are reliable because we have a group of professional inspectors supervising the quality during the production and before shipment. Our products have obtained TUV, SEMKO, CE, CB, and ROHS certificates.
5. The packing of our products is attractive because we have particular designers in charge of packing material in a unique style.
6. The service from our company is favorable, because we have experienced salesmen to handle business for you specially.
For Further Information
|Payment Terms||L/C, T/T, Western Union, Paypal|
|Minimum Order||no limit|
|Lead Time / Delivery Time||30 Day(s)|
|Sample Available||YES Ask For Sample|
|Delivery Details||3 days for samples, 30 days for bulk order|
|Loading Info||By sea, air or train|
|Target Market(s)||Oceania, Southeast Asia, Eastern Europe, Africa(except Middle East), Hong Kong/ Macao/ Taiwan, Latin America, Japan & Korea, Middle East & South Asia, Western & Southern Europe, Northern Europe, Central & Southern Asia, Middle East|
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