Product Specification

Outdoor Cabinet Air Conditioner / Panel Board Air Conditioner For Outside Plant Access Cabinet

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1. Specifications

(1) Technical Parameters

Dimension Diagram: H×W×D: 750×500×230mm

Door Hole-opening Diagram(mm):

Installation Diagram:

2. Description

Cabinet air conditioner is actively cooling with compressor, and it will remove the heat inside the cabinet to outside. It can also keep the dust and heat outside the cabinet, avoiding problems from using fans. The cabinet inside can be maintained at an ideal temperature for electrical components which effectively guarantees the stability of the electronic equipment and improves the reliability of the whole system.

3. Application

The air conditioner is widely used for outdoor telecommunication cabinet, battery cabinet, electric cabinet, industry control cabinet, power cabinet, rectifier cabinet, UPS cabinet, BTS cabinet etc.

4. Features

• Strong adaptability
• High intelligence
• High precision
• High reliability
• Low noise
• Low energy consumption
• With 4 way switching value detection
• With 1 way room air conditioner control
• Voltage input range: 220VAC±15% 50Hz
• With dry contact alarm output

5. System Principle Diagram

6. Electrical Wiring Diagram

Wiring Ports:

L N PE : power supply port (voltage input: 220VAC±15% 50Hz)

F+ F- : direct ventilation output port

AL1 AL2: general alarm output port

A+ B- SGND: RS485 communication port

N: not connected pin

7. System Control

7.1 Function and Application

ET731 intelligent air conditioner controller is a universal intelligent controller, controlling with highly integrated STC SCM. It can intelligently control thermostatic cabinet air conditioner working and hydrogen exhausting, including functions such as fault self diagnosis, power-on self start, or restart after unexpected failure caused by other reasons. The controller is compatible with all types of air conditioners in the market.

The controller, with the features of advanced performance, easy installation and setting, are widely used in telecom cabinet, small and medium sized telecom room, UPS room, outdoor base station room, etc.

7.2 Technical Parameter

• 2×16 Chinese/English shift LCD display, user friendly;
• Simultaneously display temperature and humidity inside the box and communication room temperature;
• Temperature measurement accuracy: 0.1 °C; humidity measurement accuracy:5%;
• Can store 180 days’ daily event record, 1 record every day;
• Daily highest temperature, lowest temperature, average temperature
• Daily event record;
• Save the former day’s daily data at 0:00 every day; Can query 180 days’ daily record information;
• RS485 communication, YD/T 1363.1-2005 standard protocol, support remote detection and control;
• Control mode: pulse (Non dry contact air conditioner), conducting (dry contact air conditioner)
• Real-time control air conditioner on/off
• Power supply: AC185V~264V/50Hz;
• Power consumption:≤5W;
• Working environment: -30°C~70°C; <90%RH;
• Installation method: guide rail, hanging;
• Dimension(L×W×H):150mm×190mm×45mm

7.3 Operating Instruction

ET731 uses English interfaces, which can be operated easily. All the operations can be realized with four buttons. The following is the control board diagram:

a. Check operating parameters of key parts inside air conditioner, namely observation parameter. Operation steps:

Observation Parameter: on the left of line 1 is Parameter No. (PAnn); on the right of line 1 is parameter value. Line 2 shows the remark of the parameter.

b. Revise operating parameters of air conditioner, namely control parameters. Operation steps:

Control Parameter: on the left of line 1 is Parameter No. (PCnn), on the right of line 1 is parameter value. Line 2 shows the remark of the parameter.

c. Revise basic parameters of air conditioner. Operation steps:

Basic Parameter: on the left of line 1 is Parameter No. (PBnn), on the right of line 1 is parameter value. Line 2 shows the remark of the parameter.

d. Manual Operation Mode:

Operation steps:

Enter the interface to select “Cool” (cooing), “Heater” (heating), “Air” (direct ventilation) to conduct manual start (ON) and stop (OFF) operation.

e. Event Query Mode:

Operation steps:

8. Mainboard Wiring Diagram

9. Packing and Shipping

Our Delivery Agent

The goods can be shipped by sea, by air, by courier, by land, by train, etc.

Besides the following delivery agent, we can also look for the delivery agent with the best price in china if you need us to do for you.

10. Our Contact Information

Mobile Phone: 0086-13752765943

Telephone: 0086-0755 66600941

Email: info@estel.com.cn

           lxf.estel@hotmail.com
Skype: fiona.liang10