Mersen: Circuit Protection Products

Our HA switch style is a high quality, extremely robust product. This safety device is simple and transparent to the network, and reliable over time and in all environments. This switch may also be customized to customer requirements regarding number of poles and poles spacing.

1500V DC Disconnect Switch is a safety device with a visible blade opening and is used for maintenance of major electrical installations.

Features

• Large air isolation and creepage path
• Self-cleaning blade contacts
• Positive opening and visible break
• Rugged anti-torsion construction
• Large customization with: Manual, motor & pneumatic drives; auxiliary switches; solenoid interlocks
• Adaptable mounting dimensions

• No-load operation
• Indoor type – vertical mounting only
• Mechanical endurance: ≤ 1kA = 25,000 cycles; >1kA = 50,000 cycles (open/close)
• 130° C maximum temperature without damage to the switch
• Electrical contact through silver plated electrolytic copper blades with pressed on hard silver contact rivets and silver plated copper alloy castings
• Supporting insulators made of cast epoxy resin (UL94-V1 flammability classification)

Applications

• Battery disconnect
• Grounding switch
• Motor isolation
• 3rd rail sectionalization for Transit use