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Basic Switches
Switch Diagram
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Features •   Lateral Push/Pull Contacts •   Up to 12 Positions •   Compact Size •   Roller-Wipe Spring Actuated Contacting •   Momentary, Maintained and Combination Contacting Designs •   Virtually Unlimited Switching Combinations •   Double Break Contacts per Stage •   Large Number of Contacts per Unit Available •   Slip and Lateral Contacts Available •   Options for Up To Three Key Interlocks Instrument Switch Special Features •   Maintained Contact Type Used for Performing Various Circuit Combinations •   Pull to Lock for Safety Lockout Control Switch Special Features •   Mechanical Red/Green Target •   Spring Return to Normal (Vertical) Position •   Positive Detent Positioning Roller Action Mechanism •   Slip and Lateral Contacts Available Electrical Specifications Continuous Ratings •  20A/600 Volts Interrupt Rating • 30A/120VAC •   20A/240VAC •    8A/600VAC • 5A/125VDC •   1A/250VDC Mechanical Specifications Decks 1 to 8 Poles 1 to 48 Positions 2 to 12 Contacts Break-Before-Make (Non-Shorting); Make-Before-Break (Shorting) Action 30° Positive Indexing Mounting Panel Mount Panel Thickness 1/4" Max. Standard Rotor Contacts Silver Plated Phosphor-bronze Stationary Contacts Silver Plated, Bronze with Stud   Construction Contacts Enclosed in a Glass Polyester Frame Approval •   UL E129204 CSA Certified Operation The Type W-2 Switch is a rotary roller action switch. Rotation of the shaft causes the spring loaded rotor rollers to move from one set of stationary contacts to another. The number of roller contacts can vary from 1 to 6. On standard potential contacts, an insulated wheel is used on both ends of the roller contact that rolls inside the stator frame. Contact Terminals Method of identifying contact terminal: Lettered Bands, Numbered Rows