Fire Extinguisher Testing Equipment – Extinguishing test for Class A and B fires according to ISO 7165, ISO 11601 and GB4066-2017

ZONSKY's Fire Extinguisher Test Equipment for Class A fires is designed to evaluate the effectiveness of fire extinguishing agents on Class A fires, which involve combustible materials such as wood, paper, and textiles. This equipment assesses extinguishing performance by measuring factors such as discharge rate, coverage area, and suppression time.

Product applications: Fire extinguishing tests for Class A and B fires according to sections 7.2 and 7.3 of ISO 11601:1999 "Wheeled fire extinguishers – Performance and Construction" (excluding 27B), and fire extinguishing performance tests according to GB4066-2017.

Complies with standards: ISO 7165:1999 (Class A fire extinguishing test), ISO 7165:2009 (Class B fire extinguishing test, excluding 8B and 13B), and ISO 11601:1999.

Main technical parameters:

• Test space: Height ≥5.7m, volume ≥1700m³, area ≥15m × 15m
• Ventilation: 4 corners of the room with adjustable air intake holes, total area ≥4.5m²
• Ambient temperature: Controlled between 0°C and 30°C
• Standard fire extinguisher: 3kg dry powder (GB4066-2017 Class A)
• Initial pressure gauge: (1.2±0.1) MPa
• Nozzle diameter: φ4mm and φ10mm (inner diameter), length 400mm
• Cylinder: Diameter φ127.4mm, volume 3.8L
• Fuel specification: Aliphatic hydrocarbon compound; distillation range 84°C–105°C; density at 15°C: (700±20) kg/m³