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Series 8491 horns are used as acoustic alarms.
Zones 1 & 2
| 8491/1 | 8491/2 | ||||||||||||||||||||||||||
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Explosion protection |
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Gas explosion protection |
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Dust explosion protection |
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Certificates |
BVS 03 ATEX E 159 X |
BVS 03 ATEX E 159 X |
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Other certificates |
VNIIEF (Russia) |
- - |
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Housing |
PC/ABS, black | PC, black | |||||||||||||||||||||||||
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Degree of protection |
IP 55 | IP 65 | |||||||||||||||||||||||||
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Rated operational voltage Ue |
50 Hz : 24 V, 42 V ... 48 V, 230 V 50 / 60 Hz : 115 V 60 Hz : 120 V, DC : 24 V |
50 Hz: 24 V, 42 V ... 48 V, 230 V 50 / 60 Hz: 115 V 60 Hz: 120 V DC: 24 V |
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Back-up fuse |
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Sound intensity (output) |
max. 105 dB (A) at 1 m distance | max. 105 dB (A) at 1 m distance | |||||||||||||||||||||||||
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Duty cycle |
70 % | 70 % | |||||||||||||||||||||||||
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Ambient temperature |
- 40 °C ... + 50 °C | - 40 °C ... + 50 °C | |||||||||||||||||||||||||
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Mounting position |
Sound direction downwards | Any position (exception: sound direction upwards) | |||||||||||||||||||||||||
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Connection |
Cable 3 m length Lapptherm 145, 2 x 0.75 mm2 |
Metal cable gland: EEx e M16 for cables: 6.5 mm ... 9.5 mm Terminal cross section: max. 2.5 mm2 (cage clamp) |
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| 防爆揚(yáng)聲器規(guī)格參數(shù) | |
|---|---|
| 適用場(chǎng)所 | DIP |
| 防護(hù)級(jí)別 | 其他 |
| 工作電壓 | - |
| 額定阻抗 | - |
| 額定功率 | - |
| 頻率范圍 | - |
| 電氣連接 | - |
| 失真度 | - |
| 材質(zhì) | - |
| 重量 | - |
| 電纜引入裝置 | - | 其他參數(shù) |
| 認(rèn)證類(lèi)別 | - |
| 產(chǎn)品型號(hào) | 8491 |
| 防爆標(biāo)志 | Ex II 2 G EEx m II T5；Ex II 2 G EEx me II T5；Ex II 2 D IP65 T 70 °C |
| 供貨周期 | 3-5天 |
| 防爆合格證編號(hào) | - |
| 尺寸圖 | - |
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豫公網(wǎng)安備41130202000490號(hào)
| 豫ICP備19015714號(hào)-1
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II 2 G EEx m II T5