Products details
ABB Load Break Switch NAL/NALF
    Publish time 2019-02-24 11:12    
ABB Load Break Switch NAL/NALF

Load Break Switch, same to ABB NAL/NALF

Summary
It is used in three-phase power distribution of AC 50Hz rated voltage 12kv and rated current 630A Esp For power ring network in city net work construction improvement high-rise buildings and public facilities as an ideal product to protect package substation and transformer It has the features of advanced design simple operation impact structure beautiful appearance light weight complete function fast on-and off speed and high reliability.
Technical parameter
Number Name Unit NAL-12D/630 NALF-12DR/1000-31.5
1 Rated voltage KV 12
2 Rated frequency Hz 50
3 Rated current A 630 1000
4 1min power frequency withstand voltage kv To ground and interphase42 isolation break48
Lighting impulse resisting voltage To ground and interphase75 isolation break85
5 Distance between phases mm 170
6 Rated machine stabling current KA 50  
7 Rated heat-stabling current KA/S 20/2  
8 Rated cable charging current A 10
9 Rated transfer current   1600
10 Switch-off no-load transformer capacity KVA 1250
11 Rated short-circuit switch-off current(fuse value) KA   31.5-50
12 Rated short-circuit control current(peak) 50
13 Rated power load switch-off current 630  
14 Earth switch rated heat-stabling current KA/S 16/2
15 Breaking times of rated power load current   100
  Mechanical life 2000

Outline Dimension

Dimension for NAL18-12D/630


Dimension for NALF-12DR/1000-31.5


Tel: 0086-574-88431113

Fax: 0086-574-88478873

Email: info@macwey.com

Web: www.macwey.com

Add: No.218 Weier Road,Chongshou

   Industrial Park, Cixi City

   (Ningbo), China

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Tel: 0086-574-88431113

Fax: 0086-574-88478873

Add: No.218 Weier Road,Chongshou Industrial

         Park, Cixi City(Ningbo), China

Email: info@macwey.com

Web: www.macwey.com

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