Schneider Electric ZB2-BZ105 Normally Closed Contact Block

Description:

The Schneider Electric ZB2-BZ105 is a normally closed (NC) contact block designed for use with Schneider Electric Harmony ZB2 series push buttons, selector switches, and pilot devices in industrial control and signaling applications. This contact block provides a single normally closed contact for control circuits, safety interlocks, and machine stop functions in industrial automation systems. Commonly installed in control panels, conveyor systems, packaging machinery, manufacturing equipment, and power distribution systems, the ZB2-BZ105 delivers reliable switching performance and secure electrical connections in demanding environments. Maintenance teams, OEMs, and system integrators specify the Schneider Electric ZB2-BZ105 for equipment repair, replacement, machine rebuilds, and retrofits requiring dependable control-circuit components.

Applications:

The Schneider Electric ZB2-BZ105 normally closed contact block is used in industrial control cabinets, motor control centers, conveyor systems, packaging lines, process automation equipment, and machine operator stations where normally closed contacts are required for stop commands, safety circuits, alarm functions, and status monitoring. Its rugged design makes it suitable for manufacturing, material handling, and power control applications.

Technical Specifications:

• Manufacturer: Schneider Electric / Telemecanique
• Manufacturer Part Number (MPN): ZB2-BZ105
• Product Type: Contact block
• Contact Configuration: 1 NC (normally closed)
• Series: Harmony ZB2
• Mounting Style: Front mounting
• Terminal Type: Screw clamp terminals
• Contact Operation: Slow-break
• Electrical Rating: 3 A at 240 V AC (AC-15)
• Conventional Thermal Current: 10 A
• Rated Insulation Voltage: 600 V
• Rated Impulse Voltage: 6 kV
• Contact Material: Silver alloy (Ag/Ni)
• Mechanical Durability: Up to 3,000,000 cycles
• Housing Material: Metal fixing collar
• Operating Temperature Range: -25°C to +70°C

Common Replacements:

• Schneider Electric ZB2BE102
• Schneider Electric ZBE102
• Schneider Electric Harmony XB4 NC contact block