SCHNEIDER ELECTRIC ZB5AS844CA Emergency Stop Push Button Head

Overview

SCHNEIDER ELECTRIC ZB5AS844CA is a Harmony XB5 series latching emergency stop mushroom head. SCHNEIDER ELECTRIC ZB5AS844CA adopts 40mm red mushroom cap with turn-to-release reset mechanism, fits 22mm standard panel cutout and mates with XB5 contact blocks for safety circuit interruption. This SCHNEIDER ELECTRIC ZB5AS844CA is widely stocked as spare safety actuator head for machine safety control assemblies.

Features

SCHNEIDER ELECTRIC ZB5AS844CA is a mechanical latching e-stop head, locks automatically once pressed, and requires clockwise rotation to reset. The large 40mm red mushroom shape provides high visibility for quick emergency operation. ZB5AS844CA is constructed from impact-resistant plastic, supports IP66, IP67, IP69K protection rating, suitable for dusty, splash and high-pressure washdown industrial environments. It is modular design, easy to assemble with ZB5 contact blocks, light blocks and accessory rings. This unit follows ISO 13850 emergency stop safety standard, CE, UL and CSA certified. It has 300,000 cycles mechanical lifespan, stable under vibration and mechanical shock. It is designed for 24/7 continuous operation on packaging machines, conveyor lines, automated production equipment and machine safety guarding panels.

Specifications

SCHNEIDER ELECTRIC ZB5AS844CA Emergency Stop Head Brand: SCHNEIDER ELECTRIC Model: ZB5AS844CA Series: Harmony XB5 Type: latching emergency stop actuator head Mushroom cap: red, Ø40 mm Reset method: turn to release Panel cutout: Ø22 mm Housing material: engineering plastic Protection class: IP66 IP67 IP69K Mechanical durability: 300,000 operations Compatible parts: ZB5 contact blocks, legend rings Ambient temperature: -40 ℃ ~ +70 ℃ Status: active Schneider safety spare

Principle

SCHNEIDER ELECTRIC ZB5AS844CA triggers latching action when pressed. This Emergency Stop Push Button Head pushes the internal actuator to open the safety NC contact block and break the machine control circuit. The latching structure keeps the stop state until operator rotates the mushroom cap for reset. The red colour and large shape comply with global emergency stop identification rules.

Applications

SCHNEIDER ELECTRIC ZB5AS844CA is deployed in packaging machinery, material handling conveyors, injection molding machines, automated assembly lines and industrial machine safety cabinets. It serves as emergency shutdown command element for operator protection. SCHNEIDER ELECTRIC ZB5AS844CA is stocked as spare emergency stop head for Harmony XB5 safety control assemblies.