Fire alarm systems
Dahua also offers fire alarm solutions that are designed to detect fires, alert people in a timely manner, and prevent the spread of fire. The main components and features of Dahua fire alarm systems include:
Smoke and Fire Detectors: Devices that detect smoke or high temperatures in a room and signal a possible fire. They can be optical, ionization, or heat detectors.
Fire Control Panels: Centralized devices that collect information from sensors and detectors, process it, and transmit alarms when a fire is detected. Fire panels can be integrated with warning and automatic fire extinguishing systems.
Alarm and Evacuation Systems: Audio systems that automatically or manually transmit voice messages and alarms to alert people to the need to evacuate.
Manual Fire Call Points (Panic Buttons): Devices that allow people to manually activate an alarm when a fire is detected.
Integration with CCTV systems: Dahua provides the ability to integrate fire alarms with CCTV, allowing you to quickly verify alarms by viewing video feeds from cameras in the area.
Automatic control of fire extinguishing systems: Fire alarm systems can be linked to water, foam or gas extinguishing systems to automatically initiate extinguishing when a fire is detected.
Dahua fire alarm solutions help ensure the safety of buildings and people by providing timely alerts and the ability to integrate with other security systems.
Fire extinguisher
Elastic rubber or reinforced polypropylene strap Locking mechanism made of metal or durable plastic Function: Keeps the hose securely
Disperser (nozzle)
Capacity: for 1 kg, 2 kg, 3 kg, 4 kg powder extinguishers Material: high-quality stainless steel or aluminum alloy Operating pressure:
Rubber gasket ring
Material: heat- and pressure-resistant technical rubber Sizes: 51 mm, 66 mm, 77 mm (corresponding to hose sizes) Thickness: typically 4–6
Air charging
Equipment used: Air compressor (piston, screw, or diaphragm type) Pressure range: Typically from 8 bar up to 300 bar depending on the
Fire extinguisher trolley OУ-80
Compatible extinguisher: OУ-80 (carbon dioxide based) Load capacity: up to 80 kg Trolley weight: approximately 20–25 kg Material: durable
Колесо ОУ-80
Fire extinguisher model: OU-80 Wheel diameter: 280 mm Material: steel rim with rubber coating Load capacity: up to 100 kg Mounting type:
Колесо ОП-25-50-100 ОУ-10-25-40
Compatible models: OP-25, OP-50, OP-100, OU-10, OU-25, OU-40 Wheel diameter: 200 mm to 350 mm depending on model Tire material: solid
Nozzle and hose replacement
Working pressure: 1.6 to 2.5 MPa Hose length: 2 meters Hose diameter: 9 mm to 12 mm (depending on model) Hose material: high-strength
Nozzle
Nozzle — regulates the discharge of extinguishing agent under high pressure. Hose — flexible conduit designed for safe transport of fluids
Nozzle replacement
Nozzle (Rastrub) — controls the discharge of powder from the extinguisher. Hose — flexible conduit directing the powder to the fire.
Fire extinguisher nozzle
Nozzle (Rastrub) — controls the discharge of powder from the extinguisher. Hose — flexible conduit directing the powder to the fire.
Манометр
Body Material: Metal, stainless steel or brass Dial Size: 23 mm to 50 mm depending on the model Color Scale: Red: low pressure (needs
KLAPAN
Body material: Steel with polymer coating or high-strength aluminum alloy Stem: Stainless steel Hose connection: Flanged or threaded
Клапан
Body: Brass or aluminum alloy Stem: Stainless steel Pressure gauge thread: M10x1, rated up to 16 MPa Hose connection: M16x1.5 thread
Клапан
• Product name: Replacement valve for powder fire extinguishers OP - 1, 2, 3 kg • Weight: suitable for fire extinguishers of 1 kg, 2 kg,
Replacement
• Valve type — Replacement valve for CO2 carbon dioxide fire extinguisher • Purpose — Ensures reliable release of carbon dioxide during
Клапан
• Type: Replacement valve for CO2 carbon dioxide fire extinguisher • Weight: Suitable for 2 kg, 3 kg, 5 kg, 8 kg, 10 kg fire extinguishers
ОУ-80
Technical specifications of OU-80 Output voltage: 220V ±10% Power capacity: 80 kVA Input voltage range: 180V-260V Frequency: 50 Hz
ОУ-40
Dimensions: 400x200x150 mm Power: 40 W Input voltage: 220 V, 50 Hz Output voltage: 12 V, stabilized Additional features: Overvoltage
ОУ-25
Sound signal amplifier Operating voltage 12V DC Frequency range 400 Hz - 3 kHz Output power 25 W Sound pressure level 100 dB Operating
ОУ-10
(OU-10) — sound signaling device (Power supply) — 12V DC (Sound pressure level) — 100 dB (at 1 meter) (Operating frequency) — 4000 Hz
ОУ-8
• Device type: Sound notification device • Model: OU-8 • Operating voltage: 12 V DC • Sound output level: up to 105 dB • Power consumption:
ОУ-5
🔸 Device name: OU-5 sound alarm device 🔸 Operating voltage: 12V DC 🔸 Current consumption: up to 300 mA 🔸 Sound level: 105–110 dB 🔸
