NDM5GZ-1600 Series DC Disconnectors, Nader

Technical parameters:

Rated working current Ie (A)	800A, 1000A, 1250A, 1600A	800A, 1000A, 1250A, 1500A
Number of Poles	2(Three pole shape)	3P	4P
Rated Voltage (Ue) (V)	DC750V	DC1000V	DC1500V
Utilization category	DC-22B、DC-PV2
Rated Insulation Voltage Ui (V)	1500V
Rated impulse withstand voltage Uimp (V)	12000V
Rated short-time with stand current Icw (kA)	20/1s
Rated short circuit making capacity Icm (kA)	20kA
Tripping Characteristics	/
Rated limit short-circuit breaking capacity level	/
Rated Frequency (Hz)	50/60Hz
Standards and Certificates	·CCC, TUV, CE, CB ·GB/T 14048.1, GB/T 14048.3, IEC 60947-1,IEC 60947-3
Maintenance-free life	10000 times
Maintainable life	20000 times
Electrical Life	500 times	500 times	500 times
Flashover distance(mm)	/
Wiring mode	/
Thread specification	M10 (Torque: 20N.m), M5 (Torque: 4N.m)
Copper busbar	Dimension: 250mm², Amount: 2(800A); Dimension: 300mm², Amount: 2(1000A); Dimension: 400mm², Amount: 2(1250A); Dimension: 500mm², Amount: 2(1500A, 1600A)
Normal Working Environment	·Ambient Temperature: -35℃~+70℃ ·Storage Temperature: -40℃~+75℃ ·Altitude: ≤2500m ·Environmental Requirements: RoHS ·Relative Humidity: The relative humidity at an ambient temperature of +40℃ should not exceed 50%. A higher relative humidity is allowed at a lower temperature. ·The product can withstand the effects of wet air, salt mist and oil mist. ·Pollution Level: 3 ·Protection class: IP20
Isolation Function	·The installation category of the circuit breaker connected to the main loop is: Category Ⅲ (power distribution and control level), The installation category of the circuit breaker not connected to the mainloop is: Category Ⅱ (load level) ·Installation Environment: The product should be installed in places that are free from explosive media, media corrosive to metal, insulation damaging gas, and conductive dust, which should be also avoided from snow and rain.

Outline and installation dimension

Packing and depositing:

·Minimum packaging quantity: 1 piece/box.·The packaged products should be stored in a warehouse with the ambient temperature condition of-40℃~75℃ and the corresponding relative humidity below 80% to the temperature without acidic, alkali or other corrosive gas in the surrounding air. Under the conditions above, the storage period shall be no more than three years since the manufacturing date.