DNH7-160/3 Fuse Switch Disconnector

DNH7-160/3 Fuse Switch Disconnector

 The DNH7 series fuse switch disconnector,in addition to be used as single apparatusrange,the range from size 00 to size 3 (160A - 630A) are also designed to be used in distribution systems by use of a busbar adapter for easy installation.The whole DNH7 range got a sturdy, uniform design that is operator friendly and safe with IP 30 from front in closed position and IP 20 in open position.

 

Fuse size

 

 

 

00

 

Busbar distance

 

 

 

60mm

 

Mounting method

 

 

 

 

busbar or plate

Rated operating voltage

Ue

V

 

AC690

 

Rated operating current

Ie

A

 

160

 

Thermal current with fuse-link

Ith

A

 

160

 

Utilisation category AC (IEC 60947-3)

 

 

AC-21B(690V)

AC-22B(500V)

AC-23B(400V)

Rated surge voltage Uimp

 

kV

 

8

 

Mounting position

 

 

 

Horizontal

 

Degree of protection

front side

IP20(open)

IP30(closed)

 

Fuse protected short circuit making

kArms

 

50

 

Connection screw

 

 

M8

 

 

 

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