Optional) Asd - Huawei FusionModule1000A20 Product Description

FusionModule1000A20 Prefabricated All-in-One Data
Center
Product Description (380 V)
Table 3-36 Heptafluoropropane fire extinguisher specifications
Item
Dimensions (diameter x height)
Startup current
Startup voltage
Startup mode
Maximum operating pressure
Storage pressure
Cylinder volume
Ambient
environment

3.5.4 (Optional) ASD

Composition
The aspirating smoke detector (ASD) consists of the detection unit (ASD531) and air
sampling pipes with small holes.
Figure 3-51 ASD
(1) ASD detection unit
Working Principle
The detection unit includes the suction pump, filter, high-sensitive smoke detector, and
precision electrical analyzer. The air detector of the ASD can detect fire in the initial phase
and generates alarms at an early time.
The detection unit of the ASD sucks air samples from the monitored environment through the
air sampling pipe to the smoke detector and works out the dust density in the air. If the dust
Issue 01 (2019-10-31)
Temperature
Humidity
Copyright © Huawei Technologies Co., Ltd.
Specifications
300 mm x 706 mm
0.6 A
24 V DC
Electromagnetic startup
4.2 MPa
20°C: 2.5 MPa
38 L
-22ºC to +55ºC
≤ 95% RH (40°C non-condensing)
(2) Air sampling pipe plug
3 System Architecture
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