Path: Products/ POWER SYSTEM/ 400W (NSZ-400)


400W (NSZ-400)

Technical data

ProductEN - U outEN - I outEN - P out
NSZ-400-275 27.5 V 14.5 A 400 WOrder
NSZ-400-545 54.5 V 7.5 A 408 WOrder
NSZ-400-680 68 V 6 A 408 WOrder
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Power System with Backup NSZ-400

The NSZ-400 with integrated batteries can be used for wide array of applications, requiring backup power. Compact backup solution allows simple montage to 19" cabinet, without need solution the batteries placing. The system allows the installation of one or two power modules and is equipped with protection against battery deep discharge. The maximum charging current to the battery is adjustable. The system is available in voltage versions: 24V, 48V and 60V. The output voltage is normally floating, protective and isolating elements are included in the – pole, + pole can be connect to ground potential. 

Rectifier modules

Rectifiers are equipped active load sharing and error state indication. In the case of two-modular configurations , the rectifiers can work in redundant  mode.

  • Max number of rectifiers .. 2
  • Rectifier rating .. 200W
  • Total Output Power .. 400W
  • Connection .. 1 fase
  • Input voltage .. 180 - 260V
  • Input current / Rectifier .. 2A max
  • Output current / Rectifier .. 7,5A/3,7A/3A for 24V/48V/60V

Output Voltage

  • Boost .. 2,3  V/C nom.
  • Float ..  2,3  V/C nom.
  • Battery availability test .. 1,75  V/C nom.
  • Stability of Output Power
  • Static .. +/-1%
  • Dynamic load step .. +/-2,5%
  • Response time .. 4ms

Other parameters

  • Efficiency .. 90%
  • Charakteristic .. I/U
  • Noise voltage .. 40 mV
  • Radio Interference .. EN 55022/B
  • Protection Class .. EN 60950
  • Enclosure .. IP20
  • Ambient temperature .. 0 to +35°C
  • Altitude max. to 2000m above sea level
  • Max. LVD's current .. Elektronic fuse 25 A
  • Battery fuse .. T10AH
  • Alarms .. Potential free 230V/6A
  • Typical backup time at 200W .. 1,5 hour

Alarms and System monitoring

The NS systems alarms are monitored and remote indication of these alarms can be made via potential free alarm contacts. Monitored states are: Mains voltage failure, Rectifier failure, output  low voltage - low battery. Visually, the operation or module failure is indicated on the front panel LEDs.

Mechanical Design

19“/3U rack system has been designed for ease of cable management. System is supporting back access connectivity. Rectifiers are removable from the front side. Mains input and DC output voltage are connectable by WAGO terminals, alarm outputs are solved using terminals.

  • Height .. 133mm/3U
  • Width  .. 483mm / 19“
  • Depth  .. 300mm
  • Weight .. 9,7kg
  • Cooling  .. natural

Standards

  • EN 60950-1 ed.2
  • EN 61000-6-1 ed.2
  • EN 61000-6-3 ed.2

Warranty 5 years

 



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