ТЕКО
Radio channel smoke detector Astra-421 isp. RK (Astra-421 isp. RK) TEKO 00-00000455
SKU: 00-00000455
ETIM: EC001763
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| Stand-alone, independent | No |
| Explosion-proof verified | No |
| Height | 45 мм |
| Smoke detector | Yes |
| Diameter | 100 мм |
| Maximum number of networked devices | 250 |
| Supply voltage to | 3.6 В |
| Supply voltage from | 2.6 В |
| Main power source | Battery/Rechargeable battery |
| Network-connectable via radio | Yes |
| Mains-connectable via cable | No |
| Operating principle | Optical |
| Supply voltage current type | Direct current (DC) |
| With operation indicator | Yes |
| With backup battery | No |
| Mounting method | Surface mount |
| IP protection rating | IP41 |
| Color | White |
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