(I) According to the GB25972-2010 "Gas Fire Extinguishing System and Components" standard, the basic requirements of HFC-227ea fire extinguishing system are as follows:
1. Working temperature range: 0℃~＋50℃
2. Filling density/pressure: Maximum filling density of internal pressure storage type HFC-227ea fire extinguishing system: 1120kg/m³ at 2.5MPa storage pressure 950kg/m³ at 4.2MPa storage pressure (welded structure storage container) 1120kg/m³ at 4.2MPa storage pressure (seamless structure storage container) 1080kg/m³ at 5.6MPa storage pressure
3. System maximum injection time: 10s
4. Fire extinguishing agent release time: At the maximum filling density or filling pressure, the time for the fire extinguishing agent to be ejected from the container valve should not be greater than 80% of the maximum injection time of the system.
5. bottle group specifications and storage pressure
| Bottle group name |
Model specification (l) |
Storage pressure (20℃) |
| Nitrogen start-up bottle group |
8 |
6Mpa |
| Nitrogen automatic bottle group |
70 |
13.5Mpa |
| Fire extinguishing agent bottle group |
70 |
90 |
120 |
150 |
180 |
0.3Mpa |
Company introduction:
Guangzhou Rongan Fire Protection Equipment Co., Ltd. is a professional manufacturer of fire protection facilities integrating R&D, production, design and sales services. The company has experts from the national fire protection industry standards committee and a group of professional technical service teams with more than ten years of experience in the fire protection industry, and will spare no effort to provide you with the most intimate and professional comprehensive technical solutions for fire protection engineering products. "Rongxiao" series products produced by the company have passed the national compulsory product certification and the national fixed fire extinguishing system inspection center, with reliable quality and stable performance, and the factory has passed the ISO9001 quality system certification.
Frequently asked questions:
Q1: Are you a manufacturer or a trading company? A1: We are manufacturers.
Q2: How long is the delivery time? A2:10 days, which can be negotiated according to the quantity.
Q3: How to deal with the fault? A3: During the warranty period, we will provide you with a remote emergency plan during working hours. During the free maintenance period, the company will replace spare parts or complete machines that have failed due to defects or quality problems free of charge.
Product Tags:
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