21.05.2018
KN 19 - Short-travel main switch, 2-pole
1.12.000.501/0000
For keycaps, refer to RK 90 system design.
Positive opening contacts to IEC 947-5-1.
1-LED spot-illumination (max. 3 mm) possible.
General information
Recommended key grid
Dimensions
Length
Width
Overall height
Mechanical design
Mounting
Terminals
Contact system
Contact arrangement
Contact materials
Illumination
Degree of protection
Hot wire ignition acc. to IEC 60695-2-1
Mechanical characteristics
Operating force max.
Operating travel
Robustness max.
Electrical characteristics
Rated voltage AC min.
Rated voltage DC min.
Rated voltage AC max.
Rated voltage DC max.
Ohmic load DC max.
Ohmic load DC min.
Ohmic load AC
Contact resistance when new max.
Capacity input current AC max.
Rated motor current AC
Rated filament lamp current AC
19.05 x 38.1 mm
37.8 mm
18.8 mm
9.7 mm
on PCB
THT solder terminals
snap-action bridge contact
2 NC / 2 NO
Ag
1 LED (max. 3 mm) possible
IP40 (DIN EN 60529)
850 °C
9
±3
N
0.55
±0.15
mm
100 N
12 V
12 V
250 V
50 V
10 A
0.1 A
6A
50 mΩ
100 A
4A
2.4 A
Technical data are approximate and intended solely for general orientation in the selection of a product.
Subject to modifications and errors. Images and other graphics may only be similar.
For more information, refer to www.rafi.de chapter Imprint / Data Protection.
21.05.2018
Bouncing time max.
Other specifications
Ambient temp. operating min.
Ambient temp. operating max.
Environmental restistance
Operating life AC
Operating life DC
Soldering time max.
Soldering temperature max.
Flame class acc. to UL 94
ROHS compliant
REACH compliant
PCB footprint
10 ms
-25 °C
+70 °C
acc. to IEC 60068-2-14, -30, -33 and -78
AC 250 V: 200.000 /2A; 100.000 /6A
50,000(10 A / 50 V=)
3s
350 °C
UL 94 VO
yes
yes
2 NC / 2 NO
Technical data are approximate and intended solely for general orientation in the selection of a product.
Subject to modifications and errors. Images and other graphics may only be similar.
For more information, refer to www.rafi.de chapter Imprint / Data Protection.