Figure 8-19 Positions of the threaded adapter and high-pressure hose
(1) Threaded adapter
(2) High-pressure hose
Step 4 Screw the pressure switch to the container valve.
Figure 8-20 Installing the pneumatic switch
NO TE
Wrap the pneumatic switch connector with sealing tape to ensure air tightness.
Step 5 (Optional) Install the electrical actuator.
NO TE
Do not install the electrical actuator when installing the fire cylinder for the first time. Install
the electrical actuator when commissioning the fire extinguishing system.
1. Verify that the electrical actuator ejector is reset. If the ejector is not reset,
press down the ejector, as shown by (1) in the figure. (2) in the figure shows
the effect after the ejector is pressed down.
NO TICE
– If the ejector is not pressed down, extinguishant may be released.
– The electrical actuator ejector is 11 mm long before being pressed down,
and 7 mm long after being pressed down.
FusionDC1000A Prefabricated All-in-One Data
Center
Installation Guide (IT Scenario)
8 Installing Devices Inside the Pre-fab. Module
Issue 01 (2021-04-20)
Copyright © Huawei Technologies Co., Ltd.
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