Introducing the Fuse Switch Disconnector, an essential component for ensuring safety and reliability in electrical circuits. Available in a broad spectrum of current ratings, from 40A to a robust 630A, it is meticulously engineered to deliver unparalleled circuit protection and seamless disconnection. Perfect for versatile applications, this switch disconnector stands as a testament to exceptional quality and efficiency.
Current Ratings: Offering a wide range of current ratings including 40A, 63A, 100A, 160A, 250A, 400A, and 630A, this product is designed to meet diverse electrical requirements with precision and reliability.
Product model |
HR17B-40 |
HR17B-63 |
HR17B-160 |
HR17B-250 |
HR17B-400 |
HR17B-630 |
Rated insulation voltage Ui |
690v |
690v |
800v |
800v |
800v |
800v |
Rated working voltage Ue |
AC400-660V |
AC400-660V |
AC400-660V |
AC400-660V |
AC400-660V |
AC400-660V |
Rated working current Ie 400v AC-23B |
40A |
63A |
160A |
250A |
400A |
630A |
Rated working current Ie 660v AC-22B |
32A |
50A |
100A |
200A |
315A |
425A |
Rated making capacity Icm |
10 le |
10 le |
10 le |
10 le |
10 le |
10 le |
Rated limiting short circuit current Inc |
50KA |
50KA |
50KA |
50KA |
50KA |
50KA |
Matching fuse |
RT14-40 |
RT14-63 |
NT00-160 |
NT1-250 |
NT2-400 |
NT3-630 |
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Founded in 2017, Zhejiang Nalei Electric Co., Ltd. has swiftly become a leader in the development and distribution of dual power automatic transfer switches, fuses, knife switches, isolating switches, circuit breakers, and contactors. Renowned for exporting to over 100 countries, including major markets like the USA, Mexico, Canada, Spain, Russia, Singapore, Thailand, and India, our products are integral to both domestic and industrial applications, embodying both innovation and reliability.
Q: Who are we?
A: We are based in Zhejiang, China, starting from 2017. We sell to Domestic Market (50.00%), Southeast Asia (30.00%), Mid East (10.00%).
Q: How can we guarantee quality?
A: Always a pre-production sample before mass production;
Always final inspection before shipment.
Q: What can you buy from us?
A: ATSE, FUSE, Disconnector, Circuit Breaker, Contactor.