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Approvals & Standards

  • IEC/EN 60 947-3
  • For NH-fuse links size 4a in accordance with in accordance with IEC/EN 60 269-2, VDE 0636-2

Key features & benefits

MULTIVERT® NH vertical fuse switch disconnectors meet all functions of NH fuse switch disconnectors. They are designed for installation on to bus bars in triple pole arrangements.
MULTIVERT® 1250A are for installation on to 185 mm bus bar systems.
MULTIVERT® 1250A are designed for NH fuse-links in accordance with IEC/EN 60269-2, VDE 0636-2, size 4a: 1250A.
MULTIVERT® offer the user the possibility of fast and easy installation as well as a high degree of protection during installation and maintenance.

More specifications


  • Transformer substations
  • Switch boards for industrial applications
  • Residential and industrial distribution units
  • Cable distribution cabinets

Product Specifications

Item Number


Catalog number



NH fuse-switch disconnector MULTIVERT® Size 4a 1250A 3x1-Pole switching Screw bottom terminal M16  

EAN/UPC code



50 ... 60   Hz

Rated voltage AC IEC

690   V

Rated current

1250   A

Utilization Category

AC 22 B @ Ue = AC 500 V; Ie = 1250 A  


3x1-pole switching  

ROHS Compliant


AC or DC


Short Circuit Current Rating (SCCR)

50kA@Ue = AC 690 V; Ie = 1250 A  

Fuse size


Design Details

bottom terminal  

Number of Poles


Degree of pollution


Rated Duty

uninterrupted duty  

Rated Impulse Withstand Voltage Uimp

8   kV

Rated Insulation Voltage

1000   V

Rated SC Withstand

32 kA / 1 s  

Conventional Free Air thermal Current With Fuse-Links Ith

1250   A

Conventional Free Air thermal Current - Solid Links

1250   A

Max Power dissipation of Fuse Links Pn

110   W

Max Power dissipation of Solid Links Pn

42   W

Power Dissipation by Ith without Fuse-Links

336   W

Rated short circuit making capacity with solid links Icm

68   kA

Installation Mounting

Bus Bar Installation  


Cable termination components : M16 screw terminal  

Product Weight

16.4   kg

Product Width

125.98   mm

Product Length

254.00   mm

Product Height

991.11   mm

Sell Pack Quantity

1   EA

Sell Pack Weight

16.4   kg

Sell Pack Width

170.00   mm

Sell Pack Length

1100.00   mm

Sell Pack Height

280.00   mm