types-functions

Elevator Key Switch Half Cylinders with Phase I & II Operations (ASME A17.1)

Engineering Overview: Technical specifications for half Euro profile cylinders with electrical microswitch actuators for elevator firefighter recall.

Technical & Engineering Specifications

Compliance ASME A17.1 / EN 81-73
Application Elevator Control Panels & Fire Service Recall
Cylinder Format 10/30 mm Half Euro Profile DIN 18252
Switch Mechanism Cam-Driven SPDT Industrial Microswitch

Fire Service Recall Compliance

Elevator operation panels require standardized key switches per ASME A17.1 / EN 81-73.

Phase I & II Positions

  • Key Locking Positions: Locks into RESET, OFF, ON, and HOLD positions for emergency firefighter car control.

Frequently Asked Engineering & Selection Questions

Q1: What is the primary application of this cylinder?

Technical specifications for half Euro profile cylinders with electrical microswitch actuators for elevator firefighter recall.