ARMY TM 9-6115-604-12 NAVY NAVFAC P-8-633-12 Table 1-1. System Capacities and Detailed Data on Components (Continued) 9. CONTROLS, INSTRUMENTS, AND SWITCHGEAR (CONTINUED) Rotary Switch S118 Drawing Number: 80-7418 Voltage Rating: 600 V ac continuous Current Rating: 15 amperes Operating Voltage: 125 V ac Momentary Current (Thermal): 200 amperes -- 3 seconds 75 amperes -- 30 seconds 60 amperes -- 60 seconds Overload (50 operations) 95 amperes -- 120 V ac Making Ability for Circuit Breaker Coils 95 amperes -- 125 V dc Dielectric Strength. 2200 V rms Insulation Resistance 100 megohms Contact Resistance. 10 milliohms Continuous Rating: 30 amperes 600 V Operating Temperature: -25 to +125°F (-31 to 51°C) Storage Temperature -65 to +155°F (-53 to 68°C) Humidity Conditions To 100% Mechanical Characteristics Silver contact surfaces; double sided, double wiping knife type rotary contacts; oval handle; contact material phosphor bronze alloy, terminals copper with silver overlay at contact area with over-all silver plate Manufacturer Electro Switch Corporation Part Number: 31203B with 2F24A FSCM 82121 LOCAL/REMOTE Switch S2 Drawing Number 80-7431 Voltage Rating 600 V ac continuous Current Rating. 30 amperes Operating Voltage 125 V ac Momentary Current (Thermal) 200 amperes -- 3 seconds 75 amperes -- 30 seconds 60 amperes -- 60 seconds Overload (50 operations)- 95 amperes -- 120 V ac Making Ability for Circuit Breaker Coils. 95 amperes -- 125 V dc Dielectric Strength 2200 V rms Insulation Resistance 100 megohms Contact Resistance 10 milliohms Continuous Rating. 30 amperes 600 V Operating Temperature -25 to +125°F (-31 to 51°C) Storage Temperature: -65 to +155°F (-53 to 68°C) Humidity Conditions To 100% Mechanical Characteristics Silver contact surfaces; double sided, double wiping knife type rotary contacts; oval handle; contact material phosphor bronze alloy, terminals copper with silver overlay at contact area with overall silver plate 1-38