DK-DC20 DC Power Supply System Surge Protection Device IEC61643 48V 2 Poles 20kA Surge Protector
Product description
DK-DC20 modular DC power supply series surge protective device (SPD) is designed and manufactured according to IEC61643 standard. It is accordance with the criterion of surge protective devices connected to low-voltage power systems–requirements and test methods. It is designed as module and 35mm din rail mounting. With working indication window, temperature control circuit breaker and built-in over current protective circuit, it can automatically release to avoid fire danger when it breaks down. It consists of remote alarm connector for remote monitoring. It is suitable for communications, TV broadcasting, computer room, automatic control, mechanical and electric control, mechanical and electrical equipment, and related DC power equipment.
Payment
1.100% in advance (Contract Value less than $5000).
2.30% in advance,the balance payment should be paid before shippment.
3.Western Union.
Delivery time
2-10 working days after receiving deposit (depend on the quantity).
Technical Parameter
|
SPD Type |
One-port SPD |
|
Applicable Power Supply System |
DC Power Supply System |
|
Nominal Discharge Current In(8/20µs) |
10kA / 20kA |
|
Maximum Discharge Current Imax(8/20µs) |
20kA / 40kA |
|
Leakage Current |
≤20uA |
|
Respond Time tA |
≤25ns |
|
Indication Method |
Indication Window, Turn Red When Malfunction |
|
Remote Alarm Function |
Optional |
|
Maximum Connection Wire Range |
BVR 35mm2 Strand Wire |
|
Method of Installation |
35mm Din Rail Mounting |
|
Material of Shell |
PC |
|
Flame Retardant Rating of Outer Shell |
UL94-V0 |
|
Protection Level of Outer Shell |
IP20 |
|
Working Temperature |
–25~+70℃ |
|
Relative Humidity |
≤95%RH |
|
Dimension |
91mm*70mm*18mm |
|
Standard |
IEC61643 |
Item No.
|
Item No. |
Specification |
Protection Mode |
Rated Voltage U0 (V) |
Maximum Continuous Operating Voltage Uc |
Voltage Protection Level Up |
|
DK-DC20 |
24 |
+-PE,—-PE |
DC56V |
||
|
48 |
+-PE,—-PE |
DC 48V |
DC65V |
≤650V |
|
|
110 |
+-PE,—-PE |
DC110V |
DC170V |
≤700V |
|
|
220 |
+-PE,—-PE |
DC220V |
DC320V |
≤1300V |
Application Scope
It is suitable for equipment of small DC power supply voltage behind LPZ2 protection zone of buildings.
Dimension & Wiring Diagram
Established in June, 1989, Guangxi Dikai Sci&Tech Co., Ltd. arouses its all efforts and strives for progress for near 30 years to be the earliest founding and most well-known professional lightning protection company with the most complete lightning protection products and highest lightning protection qualification.
Dikai Company is consist of Guangxi Dikai Sci&Tech Co., Ltd. and Guangxi Dikai Dikai Lightning Protection Engineering Co., Ltd. Guangxi Dikai Sci&Tech Co., Ltd. concentrates on new technology of lightning protection, research and development on new products, production and service. Guangxi Dikai Dikai Lightning Protection Engineering Co., Ltd. concentrates on design of lightning protection engineering, construction, inspection and maintenance, technical consulting service. It has provided more than 10 millions cases of lightning protection project design, product installation, inspection and maintenance, technical consulting service to electric power, transportation, communication, security, civil aviation, finance, petroleum and petrochemical, education, radio and television, military, industrial and mineral enterprises, etc. Dikai Company has started business with USA, Malaysia, Indonesia, Philippines, Korea, India, Sri Lanka, Rwanda, Nigeria, Cambodia, Kazakhstan, Bulgaria, and so on.
Dikai Company covers five product series: Direct lightning protection products, power line surge protection products, signal line surge protection products, combined series surge protection products, and grounding resistance reduction products, with more than 100 varieties of products. It is the one top purchasing and service provider of surge & lightning protection products.
Dikai Company is located in national level high-tech zone with an area of 40000 square meters. It has R&D center, several production lines of SPD, National Accredited Laboratory(CNAS)/Testing Center of lightning protection products, and lightning proving ground. (CNAS) Laboratory is the most advanced testing ground used in lightning protection theoretical research, product development, discussion on the method, provision theory validation and experimental check in the lightning protection regulatio for an integrated. It is the autonomous region level enterprise technology center and patent testing point in Guangxi, owning nearly hundred patents, double Grade A qualifications of lightning professional design and construction. Products are CE certified. And Dikai Company has passed through the three System Certifications of ISO9001 International Quality Management System, ISO14001 Environmental Management System, OHSAS18001 Occupational Health and Safety Management System(OHSAS).
Dikai Company always adheres to business service concept of “Customer First and Sincerity Forever”, based on China, go toward world, endeavoring to reduce the damage from lightning.