JBF4123G-Ex Explosion-Proof Manual Fire Alarm Hydrant Button for Petroleum and Chemical Applications

JBF4123G-Ex Explosion-Proof Manual Fire Alarm Hydrant Button for Petroleum and Chemical Applications

  • JBF4123G-Ex Explosion-Proof Manual Fire Alarm Hydrant Button for Petroleum and Chemical Applications
  • JBF4123G-Ex Explosion-Proof Manual Fire Alarm Hydrant Button for Petroleum and Chemical Applications
Summary
JBF4123G-Ex Explosion-Proof Manual Fire Alarm Hydrant Button is engineered for high reliability and stable performance with built-in MCU and SMT process. Designed for hazardous environments, it features a two-wire polarity-free system, low power consumption, and up to 1500m transmission distance. With IP66 protection rating, dust-resistance, waterproof, and Exd IIC T6 Gb explosion-proof compliance, it is ideal for petroleum and chemical industries in Zone I and Zone II. Featuring an electronic encoder for addressing (range 1-200), this manual alarm button supports simple operation with reset via a special key.More
  • JBF4123G-Ex Explosion-Proof Manual Fire Alarm Hydrant Button for Petroleum and Chemical Applications
Explosion-proof markExd IIC T6 Gb
Protection rateIP66
Working voltageDC24V(DC18V~DC28V)
Monitoring current≤0.3mA(24V)
Alarm current≤1mA(24V)
Contact capacityDC30V/0.1A
Addressing methodElectrical encoder
Addressing range1-200
dimensions145mm×130mm×91mm
WiringCommunication line: L1, L2 polarity-free;
Applied placesSuitable for petroleum, chemical related area with explosion-proof requirements (Zone I and Zone II)
Applied standardGB 16806-2006,GB 3836.1-2010,GB 3836.2-2010
Electrical interface2-M20
Working temperature-20~+60℃
Relative humidity≤93%(40±2℃)
Weight1.6Kg
UL Fire Safety System, EN Fire Safety System, Automatic Fire Alarm System, Small-area Fire Safety System, Gaseous Suppression and Control System, Fire Door Monitoring System, Electrical Fire Monitoring System, Power Supply System for Fire Protection Equip
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