Main disconnect switch (isolator), 125A, 4-pole HIS-125/4 142835

Main isolating switch – reliable power disconnection

This four-pole Eaton HIS-125/4 isolating switch is a key element of any electrical installation, providing safe and reliable power disconnection. Designed to operate at AC 415V and with a rated current of 125A, it is a solid solution for both installers and end users. Its construction guarantees effective protection against overload and short circuit, and the ability to lock with a padlock further increases safety.

Functionality and application

The HIS-125/4 switch finds wide application in residential, commercial and industrial buildings. It is ideal as a main switch in electrical distribution boards, allowing for safe disconnection of the entire circuit during maintenance or emergency work. The rated switching capacity of 10kA ensures an effective response in the event of a short circuit. The device width of 4 modules allows for easy mounting in standard distribution boards.

Key features and benefits

• High durability: Designed to operate with continuous currents up to 125A, which translates to long-lasting and reliable operation.
• Safety: Provides complete circuit isolation after switching off, minimizing the risk of electric shock.
• Easy installation: Compact dimensions (width 4 modules, embedding depth 69.5 mm) facilitate installation even in tight spaces.
• Padlockable: Additional security feature preventing accidental or unauthorized switching of the switch.
• Terminals for wires up to 50mm²: Allows connection of wires with a large cross-section, which is important in installations with high power consumption.
• Short-circuit strength (Icw): 2kA – ensures resistance to the effects of short circuits in the installation.
• Protection degree IP40: Protection against the ingress of solid objects larger than 1mm – increases safety of use in various environmental conditions.
• “Arrow” symbol: Facilitates identification of the device function and switching direction.

This switch is a solid choice for anyone looking for a reliable and safe solution for disconnecting power in their electrical installation.