| Manufacturer | Hänsch | Model | Typ 520 |
| Different versions | Siren | Standard | DIN 14610 |
| Blub | -- | Color | -- |
| Voltage | 12 | Drive | Elektronic |
| Size | 18,0 x 13,5 x 4,7 cm (Amplifier) 11,2 x 7,0 cm (Speaker) |
Weight | 0,80 kg (Amplifier) 1,10 kg (1 Speaker) |
| Year of construction from/to | Tone sequences | 14 | |
| Type approval | ~ W 25039 CH-B01-04002 CH-B01-04003 DGM*7*0014KSP (Po) DGM*7*0015 (AVF) |
Protective rating | |
| Interference sppression class | [e1] 03 3874 | Temperature range | -40°C - +60°C |
| Comment | Sound pressure (at 3.5m): > 123 dB (A) with 2 speakers | ||
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