DK-50G Modular Power Surge Protective Device(Class Test)

by Guangxi Dikai Sci&Tech Co., Ltd

Standard: This product is designed according to national standard GB 18802.1-2011 . It is accordance with the criterion of Low-voltage Surge Protective Devices-Part 1: Surge Protective Devices Performance Requirements and Test Method of Low-voltage Power Distribution System.

Description

External View:

 

 

DK-50G 2P

DK-50G 3P

DK-50G 4P

 

  Product Introduction:

1. Standard: This product is designed according to national standard GB 18802.1-2011 . It is accordance with the criterion of Low-voltage Surge Protective Devices-Part 1: Surge Protective Devices Performance Requirements and Test Method of Low-voltage Power Distribution System.

Product structure: With good sealing, 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, this  SPD can release automatically to avoid fire danger when it breaks down. It is designed with remote alarm connector, it is convenient for remote monitoring. Lightning Protection Mode is L-PE, N-PE(2P).

3. Product Features: With features of low residual voltage, quick response, large flow rate, Impulse current is 25kA/line(10/350μs), long life, easy installation and wiring, simple maintenance, etc.

4. Application Scope: It is suitable for the low voltage main power distribution cabinet/box of buildings between the lightning protection zone LPZ0 and LPZ1.

 

Product Item No.

Item No. Protection Mode Size(mm)
DK-50G 2P L/N-PE 72×90×63
DK-50G 3P L-PE 108×90×63
DK-50G 4P L/N-PE 144×90×63

 

Technical Parameter:

SPD Type One Port
Lightning Protection Class Class B
Applicable Power Supply System TT,TN,IT
Protection Mode L-PE、N-PE(2P)
Rated Voltage Uo 230V/380V AC
Maximum continuous operating voltage Uc 385V AC
Active Voltage U1mA 620V DC
Rated Working Frequency 50Hz(60Hz)
Leakage Current ≤30μA
Nominal discharge current In(8/20μs) 50kA
Maximum Discharge Current Imax(10/350μs) 25kA
Voltage Protection Level Up(Iimp) ≤2.0kV
Respond Time(L/N-PE) <100ns
Shell Protection Material PC
Shell Flame Retardant Rating UL94-V0
Enclosure Protection Class IP20
Color Grey White
Damage Status State of Open Circuit
Working Temperature -25℃~+70℃
Relative Humidity ≤95%
Installation Standard 35mm Din Rail Mounting
Wiring Port Quantity 5PIN(4P)或3PIN(2P)
L(N)Connector Type Clamp Wire Frame Terminal
L(N)Screw Specification M5
SPD Minimum Cross Section of Connecting Wire BVR-10mm2
SPD Maximum Cross Section of Connecting Wire BVR-35mm2
PE Connection Type 螺栓固定式端子
PE Screw Specification M6
PE Minimum Cross Section of Connecting Wire BVR-16mm2
PE Maximum Cross Section of Connecting Wire BVR-35mm2

 

Size:

Product Installation Diagram:

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Guangxi Dikai Sci&Tech Co., Ltd

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 most well-known professional lightning protection company.
Guangxi Dikai Sci&Tech Co., Ltd concentrates on new technology, research and development on new products, production and service. With class-A qualification of detection of lightning protection device, Guangxi Dikai Sci&Tech Co., Ltd has provided more than 10 millions cases of lightning protection project design, product installation, inspection and maintenance, technical consulting service. Products are well sold all over the world.
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.
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. It is the autonomous region level enterprise technology center, owning nearly hundred patents. Products are CE certified. 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.