Specifications

SERIES 20P
LIGHTED MINIATURE INSTRUMENT AND CONTROL SWITCHES
Features
Series 20P Lighted Switches have all the outstanding features of the Series 20 Switches;
however, they also feature the following:
• 1, 2, or 3 Pre-wired Status Indicator Lamps – Red, Green, Amber or Other
• Easy, Inexpensive Front Panel Lamp Replacement
• Push to Test Lamp Holders
• Front Plate Only 2.94" Wide
• Assembly is Mounted from Front of Panel for Easy Wiring
• Can be Mounted with Switch Handle and Nameplate in Place
• Maintenance and Circuit Testing Accomplished from Front of Panel
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
Lamp Voltage
• 24-28VDC
• LEDs Available
Lamp Life
• 10,000 Hours
Note: For ease of installation use #16 AWG Wire (or smaller). Larger wire may cause
difficulty removing the switch from the front of the panel.
Approvals
• UL File No. E54035 • CSA Certified
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 Spring Return
Mounting 4 Hole
Panel Thickness 3⁄16" Max. Standard
Construction Contacts Enclosed in Rigid Thermoset Plastic Housing
Special Drives Key Operated
Note: The Series 20P Class 1E utility products comply with the following Nuclear
Standards: ANSI/IEEE C37.90, ANSI/IEEE C37.90.01, ANSI/IEEE C37.98, ANSI/IEEE
C37.105, ANSI/IEEE 323, ANSI/IEEE 344, ANSI/ASME NQA -1.
ORDERING INFORMATION -
Specify Series 20 switches then: specify number, color, location and control voltage of lamps
or LEDs.
1
2
3
4
5
6
7
8
2.5
3.0
3.6
4.1
4.6
5.2
5.7
6.2
3.0
3.5
4.0
4.5
5.1
5.6
-
-
3.0
3.5
4.1
4.6
5.1
5.7
6.2
6.7
3.5
4.0
4.6
5.2
5.6
6.3
-
-
No. of
Decks Dim X Dim Y
Depth
Behind Panel
Depth (in)
Spr. Ret. Pull To Lock Spr. Ret. Pull To Lock
Add 0.7" for Slip Contacts
Electroswitch • 180 King Avenue • Weymouth, MA 02188 • TEL: [phone] • FAX: [phone] • www.electroswitch.com
22
ELECTROSWITCH