ABB ZLBM00-3P-M8 3-Pole Switch-Disconnector, 100 A, 750 V AC, Base Mounting 1SEP620010R3000

In industrial and commercial electrical installations, safely isolating circuits for maintenance or emergency shutdown is critical. The ABB ZLBM00-3P-M8 switch-disconnector provides a robust solution for manually disconnecting three-phase power, ensuring personnel safety and equipment protection.

Who is it for

This switch-disconnector is intended for electricians, panel builders, and maintenance engineers who need a reliable, front-operated isolation device for distribution boards, motor control centers, and machine supply circuits. It suits applications up to 100 A and 750 V AC.

Main features

• 3-pole switch-disconnector for three-phase circuits.
• Rated operational current of 100 A (AC-21A/AC-22A at 400 V).
• Rated operational voltage up to 750 V AC.
• Base mounting with M8 screws for secure installation.
• Screw terminals accommodate copper conductors from 1.5 to 50 mm².
• Front operated mechanism (handle not included).
• High electrical endurance of 2000 cycles and mechanical endurance of 20000 cycles.

Specifications

• Number of poles: 3
• Rated insulation voltage (Ui): 750 V
• Rated impulse withstand voltage (Uimp): 8 kV
• Rated short-time withstand current (Icw): 3 kA (1 s)
• Rated short-circuit making capacity (Icm): 6 kA
• Degree of protection (terminals): IP20
• Pollution degree: 3
• Ambient air temperature (operation): -25 to +70 °C
• Standards: IEC 60947-3

Tips

Select a compatible front handle separately to complete the operating mechanism. Ensure proper torque on M8 mounting screws and screw terminals according to ABB installation guidelines.