* Pictures are placed for illustration purpose only. Appearance of real component may differ.
Push button switch with light indicator for DC and AC circuits in communications electronics equipment. Climate version: all-climate
Technical parameters
| Actuation force, N (kgf) | 15..45 (1.5..4.5) |
| Actuating element main movement, mm | 2.5..5 |
| Contact resistance, not more than, Ohm | 0.05 |
| Insulation resistance, not less than, MOhm | 1000 |
| Insulation strength, V | 750 |
| Ambient air temperature, oC military requirement version civil requirement version |
-45..+55 -60..+85 |
| Shelf life, years | 15 |
Light element used: miniature filament lamp SMN-10-55 IFMR.675100.001 TU (10 V)
Button colour:
-yellow (“1” before dash in the annotation)
-blue (“2”)
-green (“3”)
-red (“4”)
Switching modes
| Current type | Load type | Switching current, A | Switching voltage, V | Power, W (VA) | Number of switching cycles | |
| in normal conditions | at maximum temp | |||||
| DC | noninductive | 1·10-5..0.25 | 0.1..36 | 9 | 25000 (20000) | 12500 (10000) |
| 0.1..0.5 | 0.1..36 | 18 | 20000 (20000) | 10000 (10000) | ||
| inductive | 1·10-5..0.25 | 0.1..36 | 9 | 20000 (15000) | 10000 (7500) | |
| 0.1..0.5 | 0.1..36 | 18 | 15000 (10000) | 5000 (2500) | ||
| AC | noninductive | 1·10-5..0.25 | 0.1..250 | 62.5 | 20000 (20000) | 10000 (10000) |
| inductive | 1·10-5..0.25 | 0.1..250 | 31.25 | 10000 (10000) | 2500 (2000) | |
