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SERIES 20
Miniature Instrument and Control Switches
Features
Space Saving Design - Two Hole Panel Mount on 3 Centers
Spring Loaded Cam Action Contacts
Silver Plated Copper Surfaces for Long, Reliable Life
M4-7 Terminal Screws for Easy Installation of #16AWG Wire
NEMA Class A (105°C) Insulating Materials
Control Switch Special Features
Mechanical Red/Green Target
Slip Contacts for Alarm and Indicator Circuits
Pull to Lock for Safety Lockout
Spring Return to Normal (Vertical) Position
Instrument Switch Special Features
Make-Before-Break (Shorting) Contacts
Positive Snappy Positioning Detent Mechanism
Pre-Wired Jumpers
Synchroscope Special Features
Keyed Removable Oval Handles
Electrical Specifications
Continuous Ratings
24A/600 Volts
Interrupt Ratings
3A/125VDC
20A/600VAC
Momentary Current: 420 Amperes 1 Second
Making Ability (Circuit Breaker Coils): 120A/125VDC
Dielectric Strength: 2200V rms
Insulation Resistance: 100 Megohms
Contact Resistance: 10 Milliohms
Mechanical Specifications
Sections/Poles
1 to 12 /1 to 24
Positions
2 to 12
Contacts
Double Break Silver Plated Copper
Action
45°, 30°, 60° and 90° Positive Detent or SpringReturn
Mounting
2 Hole
Panel Thickness
3/16" Max. Standard
Construction
Contacts Enclosed in Rigid Thermoset Plastic Housing
Special Drives
Key Operated
Approvals
UL File No. E54035
CSA Certified