440G-T27252

Overview of Allen-Bradley 440G-T27252 Guardmaster Guard Lock Switch

The Allen-Bradley 440G-T27252 is a Guardmaster solenoid guard lock switch designed for power-to-release applications with integrated diagnostics. It operates on 24 V AC/DC and features a fully flexible actuator for versatile installation. The switch includes three safety contacts (2 Normally Closed) and one auxiliary contact (1 Normally Open) to provide reliable safety and status monitoring.

Key Features of Allen-Bradley - 440G-T27252

• Power to Release solenoid operation with 24 V AC/DC voltage.
• Contact Configuration: 2 NC safety contacts and 1 NO auxiliary contact.
• Contact Rating: 5 A at 125 VAC, 2 A at 230 VAC ensuring robust operation.
• Actuator: Fully flexible design allowing adaptability to various guard configurations.
• Connection: M20 conduit entry for secure and reliable wiring.
• Holding Force: 2000 N (approximately 450 lbs) to securely lock guards.
• Diagnostic Indication: Dual 270° wrap-around LEDs for clear status feedback.
• Protection: Rated IP65, IP66, IP67, IP69K for harsh and washdown environments.
• Compliance: Meets ISO 14119, IEC 60947-5-3, IEC 13849-1 PL e, and SIL 3 standards.
• Operating Temperature: 0 to 55 °C with storage range -25 to +75 °C.
• Mechanical Life: Up to 500,000 cycles.

Technical Specifications of 440G-T27252

Applications / Use Case

The 440G-T27252 guard lock switch is suited for demanding safety guarding applications where secure door interlocking and LED diagnostics are critical. It is ideal for food, beverage, pharmaceutical, and other washdown environments requiring energy-efficient, reliable safety controls.