Text for tenders: NH fuse-switch-disonnector


NH fuse-switch-disonnector

for mounting plate assembly

Type: size 1

Rated operating current: 250 A

Rated operating voltage: 690 V AC

Rated insulation voltage: 690 V AC

Rated surge voltage resistance: 2.5 kV

Insulation group to VDE 0110: C

Conditional rated short-circuit current

when protected with fuses: 50 kA

Rated making capacity with fuse:

=/1 of fuse inserts to VDE 0636 part 21

Rated breaking capacity to

VDE 0660 part 107/IEC 60 947-3: AC 23 B . 400 V

                                AC 23 B . 500 V

Mechanical life: > 1000 switching cycles

Permissible ambient temperature: - 25 C up to + 55 C

Fire protection corresponding to UL 94 - VO

Pvmax./fuse insert: 22 W

Cable outlet: top / bottom

Type of connection:

screw terminal M10 up to 150 mm2

Tightening torques

Assembly screw: 3 . 5 Nm

Terminal screw: 15 . 20 Nm

Fuse monitoring: none

Material

Isolator lid: fibreglass-reinforced polyamide

Contact hazard protection: fibreglass-reinforced

polyamide

Isolator chassis: fibreglass-reinforced polyamide

Contact track: silver-plated hard copper



Manufacturer: Rittal
Type: NH fuse-switch-disonnector   SV 3409000
or equivalent


Quantity  Unit         Price Each                 Price Total
   
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