Manual Fire Alarm Button
J-SAB-EI8025EX
Caractéristiques
1.Excellent explosion-proof performance and good resistance to chemical corrosion, suitable for hazardous locations in Zones 1, 2, 21, and 22 (petroleum, chemical, etc.) requiring explosion protection, meeting the needs of various harsh environments.
2.Uses a dedicated key for reset; enables reporting of start-up and fault reporting functions.
3.Features both gas and dust explosion-proof markings.
Technical Parameter
| Operating Environment |
Temperature: -10℃ to +55℃; Humidity: ≤95%RH (non-condensing) |
| Operating Voltage |
DC24V |
| Operating Current |
Monitoring status ≤0.3mA; Alarm status ≤0.8mA |
| Explosion-proof Mark |
Ex db IICT6Gb, Extb IIIC T80°C Db |
| Wire Type |
Two-wire bus (non-polarized) |
| Button Contact Capacity |
DC24V/0.1A |
| Indicator Lights |
Red fire alarm confirmation light, flashing in normal monitoring state, constantly on in alarm state |
| Enclosure Protection Rating |
IP66 |
| Enclosure Material and Color |
Die-cast aluminum alloy, bright red |
| Base Mounting Hole Spacing |
120mm |
| Dimensions |
140mm×136mm×90mm (including base) (Length×Width×Height) |
| Applicable Standards |
GB19880-2005 "Manual Fire Alarm Button", GB/T3836.1-2021 "Explosive Atmospheres Part 1: Equipment General Requirements", GB/T3836.2-2021 "Explosive Atmospheres Part 2: Equipment Protected by Flameproof Enclosures 'd'", GB3836.4-2021 "Explosive Atmospheres Part 31: Equipment Protected by Flameproof Enclosures 't'", GB3836.4-2021 "Explosive Atmospheres Part 31: Equipment Protected by Flameproof Enclosures 't'" |
| Applicable places |
Suitable for Zone 1 and Zone 2 hazardous gas locations with explosion-proof requirements in petroleum, chemical and other industries, and explosive gas or vapor environments of Class IIA, IIB, and IIC, T1-T6 groups. |
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