SS3 350A MSD energy storage system maintenance switch

SS3 series products are manual maintenance switch connectors for energy storage systems, suitable for battery packs of energy storage systems, and are devices for manually cutting off power supply in high-voltage systems.

Main Advantage

  • With high voltage interlock function, CPA function
  • Meet IP68 waterproof level
  • Small size, low cost, meets UL4128 certification requirements
  • 125℃

    Max operating temperature

  • -40℃

    Min operating temperature

  • 1500V

    Rated voltage

  • 350A

    Rated current

350A MSD maintenance switch introduction

SS3 series products are manual maintenance switch connectors, suitable for battery packs in energy storage systems, and are devices for manually cutting off power supply in high-voltage systems. The power terminals and high-voltage interlock signal terminals of the product all use chip contacts. The plug is equipped with a power-assisted handle locking structure and a two-stage separation structure. It has high-voltage interlock function and CPA function. After the plug is mated, it meets the IP68 waterproof level.


The shell of the product is made of double-hex nylon + glass fiber material, the contact parts are copper alloy plated with silver, and the connecting copper bar is connected to the preset M8 stud of the socket. It has the advantages of convenient operation, reliable connection, small size, low cost, and meets the requirements of UL4128 certification.

350A MSD maintenance switch opening size

350a-msd.webp


Parameters of SS3 350A MSD energy storage system maintenance switch

Mechanical performance
Mechanical life200 times
Vibration levelQC/T 1067.1-2017 V1
Connection methodBolted
Electrical performance
Rated current350A
Rated voltage1500V
Voltage withstandNot less than 5000V DC
Insulation resistance≥5000 MΩ (normal temperature and humidity); ≥200MΩ (damp heat)
Environment performance
Protection classIP68(1m water depth 24h)
temperature class-40℃~125℃
Flammability ratingUL94 V-0
Salt spray level

Neutral salt spray 480h (after the socket is installed and the plug and socket are fastened)

Material Description
Insulation parts25% glass fiber nylon
Sealing partsSilicone Rubber
Contact partSilver-plated copper alloy for power terminals; tin-plated copper alloy for signal terminals

Get Your Sample

If you are interested in our products, please feel free to send an email to or fill out the message form below. Our sales representative will contact you within 24 hours.

Related Products

Copyright © 2024 Saichuan Electronic Co., Ltd. All Rights Reserved.

WhatsApp

Chat Now
Home Products WhatsApp Inquiry Email