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Approvals & Standards

  • UL98B File #E466972 WHVA
  • IEC 60947-3 CE

Key features & benefits

Mersen offers a range of DC disconnect switches specially designed for PV applications, in one- and two-circuit configurations for both 1000V and 1500V DC applications. The technology inside the switch and the visible contacts allow a quick, safe, and reliable DC breaking at all current levels up to 1500VDC. The product is ready and simple to install independent of the polarity, with limited power losses, and a smaller footprint than competition.

More specifications

Applications

  • Medium and large power photovoltaic installations up to 1500VDC
  • “Make and break” on load and provide safety isolation at string combiner box level

Product Specifications

Item Number

MD250U11  

Item Description (ERP)

DC Switch 250A UL 2p  

Description

DC Switch 1000V 250A 2 Pole 1-1 Pole Configuration  

EAN/UPC code

3605340557879  

Rated voltage DC UL

1000   V

Rated current

250   A

ROHS Compliant

Yes  

Short Circuit Current Rating (SCCR)

5 to 10 kA for higher ratings  

Number of Poles

2-Pole  

Connection/Terminal Type

Blade  

Rated Impulse Withstand Voltage Uimp

12   kV

Rated Insulation Voltage

1500   V

Installation Mounting

Direct Screw Mount  

Product Weight

1.1975   kg

Product Width

115.6   mm

Product Length

176.8   mm

Product Height

87.4   mm

Sell Pack Quantity

1   Each