Series 31系列仪表与控制开关,Series 31
Series 31系列仪表与控制开关简单介绍
• Double-Sided, Double-Wiping, Knife-Type Rotary Contacts • Silver Contact Surfaces for Long, Reliable Life • Terminal Screws – Easy Installation • Standard Four Hole Mount Single Hole Mount Available - Consult Factory
Series 31系列仪表与控制开关的详细介绍
Series 31Features
• Double-Sided, Double-Wiping, Knife-Type Rotary Contacts
• Silver Contact Surfaces for Long, Reliable LifeSingle Hole Mount Available - Consult Factory• Standard Four Hole Mount
• Terminal Screws – Easy Installation
Control Switch Special Features
• Spring Return to Normal (Vertical) Position
Instrument Switch Special Features to Several Lines Using the Same Switching Deck
• Make-Before-Break (Shorting Contacts)
• Common Input Tap Switch Arrangement -– Sequentially Connected
• Positive Positioning Detent Mechanism
• Pre-Wired Jumpers
Series 31 Electrical Specifications
Continuous Ratings
• 15A/600V
Interrupt Ratings
• 10A/120VAC
• 5A/240VAC • 5A/30VDC
• 1A/125VDC
• Overload Current (50 operations): 60A/125VAC Resistive
• Voltage Breakdown: 2200V rms minimum
• Insulation Resistance: 100 Megohms minimum
• Contacts Resistance: .01ohms maximum
Mechanical Specifications
Sections 1 to 10
Poles 1 to 20
Positions 8; Adjustable Stops for 2–8 Position Rotation
Contacts Break-Before-Make (Non-Shorting);
Make-Before-Break (Shorting)
Action 45° Positive Detent Indexing
Mounting 4 Hole
Panel Thickness 3/16" Max. Standard
Rotor Contacts Silver Plated Phosphor-bronze, Double Grip
Stationary Contacts Silver Plated Copper, w/Integral Screw Type Terminals
Construction Contacts Enclosed in Molded-phenolic Disks