Mô tả
Chuông báo cháy 24VDC NOHMI FBM023
– The NOHMI’s fire alarm bell provides a higher level of sound with a high efficiency and a lower level of RFI noise.
– FBM023 fire alarm bell are not compatible with the Automatic Testing Function (ATF) of the NOHMI analog addressable fire alarm system, since these alarm bells are not polarized.
Đặc tính kỹ thuật
| Model | FBM023 |
| Type | Standard |
| Rated voltage | 24VDC |
| Rated current | 10mA |
| Polarity | Non-polarized |
| Ambient Temperature | -10°C to 45°C |
| Nominal sound level | More than 90dB (at 1m) |
| Sounding Mechanism | Motor driven |
| Materials | Gong: Aluminum Alloy Fixing plate: Galvanized |
| Weight | Approx. 420g |
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