Hytera DS-9300, User Manual

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Installation User Manual
18
4. Installation
4.1
Safety Information
Before performing any operation, read the following precautions and operation instructions carefully to
ward off potential risks.
Local Laws and Regulations
When installing a device, comply with the local safety laws and regulations.
Power Supply
Danger

Direct contact or indirect contact (through moist objects) with the high voltage or mains
electricity may result in fatal danger.

Non-standard and incorrect operations on the high-voltage power supply may result in fire
and electric shock.
 Never wear conductive objects such as watches, bracelets and rings during operation.
 Do use special tools when operating at high or AC voltage.
 Do keep moisture out of the power system during operation in moist environment.
 The equipment should be well earthed to avoid damage as a result of lightning strikes.
 Do turn off the power before assembly or disassembly.
 Do verify the cable specifications prior to connection.
 Ensure that the equipment is well earthed before power-on.
 Turn off the power immediately when the cabinet is found to get wet.
 Make sure the power switch is toggled to the
Off
position before installing the equipment.
Working Aloft
Work performed more than 2 m (6.56 ft.) above the ground is regarded as work at heights.
 While working at heights, stay alert to the following conditions.
 Stop such work in any of the following conditions: adverse weather, wet steel tubes, and other risky
situations.
 Set danger signs and prevent unauthorized person from entering the work area.
 Avoid stacking scaffolds and other materials, and staying or passing below the aerial work platform.