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Technology of Electrical Automatic

DH5-80 Aluminum Alloy Cabinet Dehumidifier

DH5-80 Aluminum Alloy Cabinet Dehumidifier

The DH5-80 aluminum alloy cabinet dehumidifier reduces the relative humidity and absolute humidity by reducing the water content in the air. It changes the passive prevention of condensation to active guidance of condensation, effectively preventing safety hazards such as aging of equipment in the cabinet, reduction of insulation strength, breakdown of secondary terminals, mildew of materials, and corrosion of aluminum alloy structural parts, ensuring Safe operation of the power grid.

The shell material of the DH5-80 cabinet dehumidifier is Aluminum Alloy, which is corrosion resistant. This cabinet dehumidifier is highly dehumidifying efficient so it is the ideal solution for cabinets.

The DH5-80 aluminum alloy cabinet dehumidifier reduces the relative humidity and absolute humidity by reducing the water content in the air. It changes the passive prevention of condensation to active guidance of condensation, effectively preventing safety hazards such as aging of equipment in the cabinet, reduction of insulation strength, breakdown of secondary terminals, mildew of materials, and corrosion of aluminum alloy structural parts, ensuring Safe operation of the power grid.

The shell material of the DH5-80 cabinet dehumidifier is Aluminum Alloy, which is corrosion resistant. This cabinet dehumidifier is highly dehumidifying efficient so it is the ideal solution for cabinets.

Features

  • Thermoelectric Peltier cooling principle;
  • Compact and lightweight, easy installation;
  • Low power (20–200 W) and high efficiency;
  • Adjustable humidity and temperature control;
  • Optional 50–500 W external heater connection;
  • Auto/manual mode, adjustable thresholds;
  • 24h real-time temp/humidity monitoring;
  • Optional RS485/ Modbus RTU for remote control;
  • Moisture-proof components, reliable in humidity;

Specification

Working power
Power supply 85V~265VAC/DC 50Hz
Peltier rated power 75W
Air volume flow 100m3/h
Dehumidifying capacity 350ml/Day, @35°C,90%RH
Measurement and ability
Humidity monitor range 20%RH~98%RH
Sensor accuracy ±5%RH
Dehumidify start threshold 45%RH~98%RH, Default 65%RH
Environment temperature 5~60°C
Temperature monitor range -40~80°C
Sensor accuracy ±1.0°C
Heater start threshold 1~55°C, Default 5°C
Heater power 50~500W optional
Heater contact capacity Dry contact, NO, 5A@250Vac/ 30Vdc
Other
Drain hose Silicone, OD 10 mm, ID 8 mm, length 2/3m optional
Material Aluminum alloy
Dimension 138*150*70mm
Screen 1 digital LED
Standards IEC60255-22-1
Communication RS485, Modbus-RTU (Optional)

Notes:

1. The rated power is related to the cabinet’s inner volume and airtightness, and the general reference value is:
0.5 cubic meter cabinet choose 15w
1.0 cubic meter cabinet choose 30w
1.5 cubic meter cabinet choose 40w
2.0 cubic meter cabinet choose 60w

Cabinet volume is calculated according to the physical dimension (Length*Width*Height).

2. The DH5-80 cabinet dehumidifier uses an external sensor.  The Sensor accuracy is 5%. If you have customization needs, you can choose an external sensor, please contact our sales team.

3. The electrical enclosure dehumidifier provides passive NO contact for the external heater connection, the capacity is 5A @250Vac. You can free to order heaters or purchase with the DN series.

Application

This Aluminum Alloy dehumidifier is used for the communications industry, the power industry, the electrical automation industry, underground engineering, and so on. The specific applications are as follows:

  • Power substation equipment rooms;
  • Relay protection & control panels;
  • Switchgear & transformer chambers;
  • Data centers & telecom center;
  • Distribution & control cabinets;
  • Relay testing & maintenance rooms;
  • Power Control & monitoring centers;

 

 

Wiring method

Heater node: default dry node, heater need additional power supply.

Optional wet node version, heater can be powered by the dehumidifier.

Models

Model Max power Air volume flow Sensor Material Additional functions
DH2-60 60W 70m3/h External ABS
  • RS485 Communication
  • Heater (50-500W)
  • Alarm output (Sensor disconnection alarm, Power loss alarm, Temp. and humidity over limit alarm)
DH3-60 60W 70m3/h Built-in ABS
DH4-60 60W 70m3/h External Sheet metal with

anti-rust spray

DH5-80 75W 100m3/h External Aluminum alloy
DH6-200 200W 140m3/h External Sheet metal with anti-rust spray
Notes:

1. Only Model DH4-60 and DH6-200 can choose all three additional functions, other models can only choose two of three.
2. If the enclosure dehumidifier has a built-in sensor, you cannot select the sensor disconnection alarm.
3. Alarm node: default dry node, equipment failure: default normally open.

Dimension

           

Downloads

Catalog of DH Series Peltier Cooler Dehumidifier

DH5-80-User Manual-V1.13

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