9A AC3/25A AC1 CONT 230VAC 2NO3NC

Contactors for safety applications

BFS series safety contactors feature built-in fail-safe mechanisms and redundant disconnection to ensure critical systems are safely stopped in the event of a fault. Designed for high-risk environments, these contactors provides reliable operator and equipment protection in full compliance with international safety protocols.

• BFS Brochure: View Catalogue
• Company Link: Explore LOVATO Electric

General Features

• Auxiliary contacts with yellow covers to highlight their role in the safety circuit.
• Non-removable auxiliary contact blocks to prevent tampering.
• Manual operation prevented, eliminating accidental actuation.
• Clear contactor status indication (open/closed), visible from the front.

Certifications

• ISO 13849-1: Safety of machinery - Safety-related parts of control systems
• IEC/EN 62061: Safety of machinery - Functional safety of safety-related control systems

What is a safety contactor?

A safety contactor is a specialied switching device designed to protect operators by controlling critical machine functions according to global safety standards. It ensures high-reliability monitoring through mechanically linked and mirror contacts, which prevent the machine from restarting if a power contact welds or fails to open.

What is the difference between a safety contactor and a standard contactor?

While structurally similar, safety contactors include permanent safeguards that standard contactors lack to prevent accidental or intentional bypass of safety protocols. Unlike standard units, safety contactors are designed so that auxiliary contact blocks cannot be removed and the internal mechanism cannot be manually operated from the front.