Lamp BNX Series User Manual page 54

•Operating ambient temperature: 0 ℃ ≤ T ≤ 4 0 ℃ 。
• Storage ambient temperature: - 4 0 ℃ ≤ T ≤ 6 0 ℃ 。
• The power supply must meet the requirements:
① LED display's power supply voltage: 110V ~ 220V ± 10%; Frequency: 50HZ ~ 60HZ ± 5%
② When the total power of the LED display is less than 5KW, it can be powered by a single-phase
voltage; when it is greater than 5KW, in order to distribute the current evenly, it is necessary to be
powered by a three-phase five-wire voltage.
③ The ground wire must be in reliable contact with the earth and properly separated from the N
wire. The power supply to be connected should be kept away from high-power electrical equipment.
• When there is dust on the mask of the module, please clean it in time to avoid local color cast of the
display.
• When maintaining the display, all the removed screws should be installed back to avoid water leakage of
the display cabinet.
• Meaning of the logo: The equipment with this logo is designed and evaluated only at an altitude
of 2000m. Therefore, it is only suitable for safe use at an altitude of less than 2000m, and may have
potential safety hazards when used at an altitude of more than 2000m.
• Meaning of the logo: The equipment with this logo is designed and evaluated for safety only in
non-tropical climates. Therefore, it is only suitable for safe use in non-tropical climates. When used
in tropical climates, there may be safety hazards.
• If the steel structure of the screen body is relatively closed, it is necessary to consider the ventilation and
heat dissipation of the screen body and increase the ventilation equipment. Do not exhaust the indoor warm air
into the screen body.
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