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Approvals & Standards

  • All UL switches meet the requirements of UL and CSA
  • UL listed guide WHTY, File E191605 for UL 98 (ratings from 30 A to 1200 A)
  • IEC 60947-3

Key features & benefits

Mersen disconnect switches are extremely durable and versatile. These heavy-duty switches are designed with the most up-to-date disconnect switch technology available. Designed to suit the UL98 standard, the switch gives you a product that makes and breaks power circuits on load. The switches are tested and approved for use in demanding applications, such as Service Entrance.

More specifications

Applications

  • Service entrance or main panel disconnects
  • “Make and break” power circuit applications on load
  • Electrical isolation
  • Safety switch

Product Specifications

Item Number

M400U12  

Description

UL 98 Non-Fusible Switch 600VAC 400A 3-Pole Configuration: 1-2  

EAN/UPC code

0782001462628  

Rated voltage AC UL

600   V

Rated voltage DC UL

250   V

Rated current

400   A

ROHS Compliant

Yes  

AC or DC

AC/DC  

Short Circuit Current Rating (SCCR)

Up to 200 kA with fuses  

Short Circuit Rating (Class J)

100 kA at 600A   kA

Number of Poles

3-Pole  

Contact materials

Silver-Plated Copper  

Connection/Terminal Type

Blade  

Max Horsepower Rating/FLA

3-Phase: 240V 125HP, 480V 250HP, 600V 350HP  

Test Feature

Yes  

Rated Insulation Voltage

1000   V

Installation Mounting

Direct Screw Mount  

Comments

1-2  

Product Weight

3.0527   kg

Product Width

221   mm

Product Length

220   mm

Product Height

85.1   mm

Sell Pack Quantity

1   EA

Sell Pack Weight

3.2069   kg

Sell Pack Width

240   mm

Sell Pack Length

119.9   mm

Sell Pack Height

270   mm