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
Wrap the pneumatic switch connector with sealing tape to ensure air tightness.
Step 5 (Optional) Install the electrical actuator.
Do not install the electrical actuator when installing the re cylinder for the rst time. Install
the electrical actuator when commissioning the re 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 gure. (2) in the gure shows
the
eect after the ejector is pressed down.
– 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. 83
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