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MD400U22
MD400U22
DC Switch 1000V 400A 4 Pole 2-2 Pole Configuration

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.

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Specifications
Item Number MD400U22
EAN UPC Code 3605340557923
GTIN Sell Pack 73605340557922
Applications
  • Medium and large power photovoltaic installations up to 1500VDC
  • “Make and break” on load and provide safety isolation at string combiner box level
Approvals Standards
  • UL98B File #E466972 WHVA
  • IEC 60947-3 CE
Brand Name Mersen
Country Of Origin FI
Features Benefits
  • IEC version and UL version
  • Visible contacts
  • Compact footprint
  • Direct installation for floating polarity configuration
  • Jumper bar available for grounded configuration
Max Operating Temp 40 °C
Max Storage Temp 55 °C
Min Operating Temp -5 °C
Min Storage Temp -25 °C
Product Line UL PV Rated Switch
Product Family Low-Voltage Switches
Product Group UL/CSA Switches
Product Type UL PV Rated
Short Circuit Current Rating SCCR 5 to 10 kA for higher ratings
UL File Number File E466972
Connection Terminal Type Blade
Installation Mounting Direct Screw Mount
Number Of Poles 4-Pole
Product Height 4.47 in
Product Length 8.94 in
Product Width 8.49 in
Rated Impulse Withstand Voltage 12 kV
Rated Insulation Voltage 1500 V
Sell Pack Description Box
Sell Pack Quantity 1 Each
Ampere Rating 400 A
Item Description DC Switch 400A UL 4p
Minimum Quantity Per Order 1
Order Multiple 1
Rated Voltage DC UL 1000 V
Short Description DC Switch 1000V 400A 4 Pole 2-2 Pole Configuration
Test Feature 0
Wire Connections Terminal
Documents
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