ABB ZLBM00-100-3P-M8 3-Pole Load Break Switch, 100 A, 690 V AC, M8 Bolt Terminals 1SEP620150R3000

Rated for 100 A at 690 V AC, this 3-pole load break switch handles demanding switching tasks with M8 bolt terminals accepting 50–120 mm² conductors. Its 8 kV impulse withstand voltage and 1000 V insulation rating ensure reliable isolation in industrial installations.

Overview

The ABB ZLBM00-100-3P-M8 is a 3-pole load break switch designed for base mounting. It provides safe disconnection and switching under load, compliant with IEC 60947-3. The front face carries an IP20 protection degree, suitable for use inside enclosures.

What stands out

• High current capacity: 100 A operational current at 690 V AC.
• Robust M8 bolt terminals for secure connection of large conductors (50–120 mm²).
• High insulation voltage (1000 V) and impulse withstand (8 kV).
• Long service life: 10,000 electrical and 20,000 mechanical cycles.
• Wide operating temperature range: -25 °C to +70 °C.

Technical details

• Product type: Load Break Switch / Disconnector
• Number of poles: 3
• Rated operational current (Ie): 100 A
• Rated operational voltage (Ue): 690 V AC
• Rated insulation voltage (Ui): 1000 V
• Rated impulse withstand voltage (Uimp): 8 kV
• Terminal type: Bolt terminals, M8
• Terminal capacity: 50–120 mm²
• Mounting: Base mounting
• Standard: IEC 60947-3
• Protection degree (front): IP20
• Operating temperature: -25 °C to +70 °C
• Rated short-circuit withstand current (Icw): 3 kA for 1 s
• Electrical durability: 10,000 cycles
• Mechanical durability: 20,000 cycles

Our verdict

A dependable 3-pole load break switch for industrial power distribution, offering high current ratings and robust bolt connections in a compact base-mount design.