Miniature Pushbutton Switches Specifications: Contact rating: 250 V AC, 1 A / 125 V AC, 3 A 24 V DC, 2 A Contact resistance: < 30 m Insulation resistance: > 500 M at 500 V DC Dielectric strength: 1000 V, 50 Hz for the duration of 1 minute Operating temperature: 45 to + 110 C Mechanical life: minimum 30 000 operations Contacts: coin silver, also available gold-plated, version G (see page 4) Terminals: solder tags Material: phenolformaldehyde MSP 103 B black, MSP 103 C brown Mounting: bushing M 6 x 0,75 Soldering conditions: hand-soldering max.: 20 W, 3 sec, 350 C 3 Models: Switching functions travel 2,5 SPDT MSP 103 B on (mom) MSP 103 C off mom Button colour: orange travel 2,5 SPDT MSP 103 BK on (mom) MSP 103 CK off mom Buttons see page 36 Unless otherwise specified, switches are delivered with button KM 405 (black). 45Miniature Pushbutton Switches Specifications: Contact rating: 250 V AC, 0,3 A / 125 V AC, 0,6 A 30 V DC, 1 A Contact resistance: < 50 m Insulation resistance: > 1000 M at 500 V DC Dielectric strength: 1000 V, 50 Hz for the duration of 1 minute Operating temperature: 30 to + 65 C Mechanical life: minimum 250 000 operations Contacts: silver Terminals: solder tags or PC terminals Material: case: DAP, button: PA Mounting: bushing 6,35 mm 40 UNS, key 8 mm or on pc-board Soldering conditions: hand-soldering max.: 5 sec, 300 C auto-soldering max.: 5 sec, 260 C 3 Models: Switching functions SPDT travel 1,3 MSP 113 F mom on SPDT travel 1,3 MSP 113 F PC mom on Circuit diagram: Accessories: Buttons (height 7,5 mm) black 10 mm KM 485 red 10 mm KM 489 46